Product Details:
| Minimum Order Quantity | 50 Kg |
| SiO2 Content | 90% |
| Mesh Size | 200 Mesh |
| Grade | Super Semi |
| Usage/Application | Agriculture |
| Purity | 98% |
| Packaging Size | 25 kg/bag |
| Brand | Astrra Chemicals |
| State | Powder |
| Color | White |
| Packaging Type | HDPE Bag |
| Material | Silica |
| Country of Origin | Made in India |
|
Silica |
SiO2 |
88.90% |
|
Alumina |
Al2O |
2.50% |
|
Ferric Oxide |
Fe2O3 |
2.19% |
|
Calcium Oxide |
CaO |
0.22% |
|
Total Alkalies |
(Na2O+K20 |
0.69% |
|
Loss on drying at 100 Deg.C |
|
4.01% |
|
Specific gravity |
|
2.25% |
|
Bulk Density |
|
0.2 - 0.3 gm% |
|
Free Silica Sand |
|
Max.3% |
Additional Information:
Product Details:
| Minimum Order Quantity | 50 Kilogram |
| Whiteness | 94–96 % |
| Grade | Micronised |
| Packaging Size | 50 Kg |
| Usage/Application | Industrial |
| Color | White |
| State | Powdered |
| Packaging Type | PP Bag |
| Ph Value | 10-12 |
| Brand | Astrra Chemicals |
🌿 ASTRRA CHEMICALS
Micronised Whiting Powder (Grade – 300 / 500 Mesh)
✨ High Purity • Snow White • Fine Particle Size
🏗️ Key Applications & Benefits✅ Paints & Coatings
Excellent extender pigment
Enhances whiteness, opacity & smooth finish
Improves coverage and reduces TiO₂ usage
✅ Construction & Wall Putty
Gives smooth, white surface finish
Improves workability & consistency
Used in wall putty, plasters & cementitious coatings
✅ Rubber & Plastics
Reinforcing filler for better strength
Enhances dimensional stability & gloss
Reduces shrinkage and production cost
✅ Paper & Boards
Improves brightness & print quality
Enhances opacity and surface smoothness
✅ Adhesives & Sealants
Acts as rheology modifier
Improves body, adhesion & anti-sag properties
✅ Cosmetics & Detergents
Provides whiteness & smooth texture
Used in talcum powders, soaps & detergents
✅ Ceramics & Glass
Adds whiteness & thermal stability
Used in tiles, sanitaryware & glazes
🌟 Available Grades:
300 Mesh – Industrial & Construction Applications
500 Mesh – Premium Grade for Paints, Plastics & Cosmetics
Additional Information:
Product Details:
| Minimum Order Quantity | 50 Kg |
| Packaging Size | 50 kg |
| Grade Standard | Technical Grade |
| Grade | sodium |
| Packaging Type | HDPE Bag |
| Usage/Application | Construction |
| State | Powdered |
| Physical State | Powder |
| Brand | Astrra Chemicals |
Uses & Applications of Piling Grade Bentonite Powder for Construction & Various Applications:
1. Piling & Foundation Engineering:
Primary Use: Piling Grade Bentonite is extensively used in bore piling for foundations of bridges, buildings, flyovers, and other deep foundation projects.
Function: Acts as a support fluid to stabilize the borehole during drilling by forming a thixotropic gel.
Benefits:
Prevents collapse of the borehole walls.
Facilitates easy removal of cuttings.
Reduces permeability of surrounding soil, minimizing water ingress.
2. Diaphragm Wall Construction:
Used in slurry wall construction for retaining walls in congested urban spaces and deep excavations.
Maintains the trench stability before concrete pouring.
3. Tunneling & Horizontal Directional Drilling (HDD):
Serves as a drilling mud to lubricate and cool cutting tools.
Ensures smooth flow of excavated materials.
Controls subsurface pressure and stabilizes boreholes.
4. Water Retention in Earthen Structures:
Used to seal pond beds, canals, and earthen dams due to its high water absorption and swelling capacity.
Acts as a natural liner preventing seepage.
5. Oil & Gas Drilling:
Though higher-grade bentonite is preferred, piling grade can sometimes be used in low-pressure formations for its basic rheological properties.
6. Soil Stabilization:
Blended with sandy or loose soils to enhance cohesiveness and load-bearing capacity.
Used in trenchless technologies for soil conditioning.
7. Landfill Liners & Waste Containment:
Acts as an economical liner to prevent leachate percolation.
Commonly used in geosynthetic clay liners (GCLs).
8. Dewatering & Slurry Separation:
Used in slurry separation units for recycling slurry in construction projects.
Key Properties That Make Piling Grade Bentonite Ideal:
High swelling capacity (up to 12–15 times its volume).
Excellent suspension and thixotropic behavior.
Low filtrate loss for effective sealing.
Good gel strength to suspend cuttings.
Additional Information:
Product Details:
| Minimum Order Quantity | 100 Kg |
| Grade | Paint |
| Purity % | 99.5%+ |
| Grain Size | 0.2–0.5 mm |
| SiO2 Content | 99% |
| SiO₂ Content | ≥ 99% |
| Mesh Size | 150 Mesh |
| Purity Grade | Construction Grade |
| Packaging Size | 50 kg |
| Packaging Type | Bag |
| Grade Standard | Industrial Grade |
| Form | Powder |
| Country of Origin | Made in India |
Pure Silica Sand (60/120 mesh) is a fine to medium-grade sand composed primarily of high-purity quartz (SiO₂), with particle sizes between approximately 250 microns (60 mesh) and 125 microns (120 mesh). Its inertness, hardness, and thermal resistance make it valuable across multiple industries.
✅ Uses & Applications of Pure Silica Sand (60/120 Mesh) ��️ 1. Construction & Building MaterialsUsed in cementitious grouts, epoxy floors, and tile adhesives to enhance strength and improve flowability.
Common in non-slip flooring systems, coatings, and polymer overlays.
Enhances durability and compressive strength in industrial flooring.
Functions as a medium-fine abrasive for cleaning or preparing surfaces (steel, stone, concrete).
Removes rust, scale, paint, and contaminants without excessive surface damage.
Used in mold and core production for metal casting due to its thermal stability and shape retention.
Maintains dimensional accuracy and resists fusion with molten metals.
A raw material in the production of flat glass, containers, and fiberglass.
High-purity silica is essential for achieving clarity and strength in glass.
Sometimes used in fracturing operations to keep cracks open in shale formations (if specifications like roundness, sphericity, and strength are met).
Works as a filter media in drinking water plants, swimming pools, and wastewater treatment.
Acts as a support layer in multi-media filters due to uniform size and inert properties.
Filler material that adds bulk, abrasion resistance, and anti-slip texture.
Used in decorative coatings, road markings, and marine paints.
Used in ceramic glazes, porcelain bodies, and refractory bricks.
Enhances thermal resistance and structural integrity of ceramic materials.
Used as decorative sand in garden paths, paving joints, and terrariums.
Offers natural, clean, and durable aesthetics.
Acts as a low-cost filler in rubber, plastics, and composites.
Enhances rigidity, abrasion resistance, and thermal stability.
High purity (often >99% SiO₂).
Chemically inert, non-reactive with acids or bases.
High melting point (~1700°C).
Hardness (Mohs ~7) makes it durable in abrasive and high-heat environments.
Uniform grain size ensures consistent performance.
Additional Information:
Product Details:
| Grade | Industrial |
| SiO2 Content | 85% |
| Mesh Size | 100 Mesh |
| Packaging Size | 50 kg |
| Purity | 99% |
| Usage/Application | Construction Industry |
| Form | Powder |
| Application | Construction |
| Color | White |
| Country of Origin | Made in India |
Micronized biomass silica is an innovative, value-added material derived from agricultural waste streams (such as rice husks, wheat straw, or bagasse) that contain high levels of naturally occurring silica. The process of converting these raw materials into micronized silica includes extraction, purification, and grinding to achieve the fine particle sizes that are desirable for advanced applications. Below is a comprehensive overview of its production, key properties, and diverse applications across various industries.
1. Overview and Production Process 1.1. Source and ExtractionAgricultural Biomass as a Source: Agricultural residues (for example, rice husks) are among the most common raw materials used. These residues have high silicon dioxide (SiO₂) content. Utilizing these waste materials not only supports sustainable practices but also reduces environmental burdens associated with waste disposal.
Extraction Process: The process typically involves:
Pre-treatment: Removal of impurities and organic matter through washing and thermal treatment (calcination) to convert organic silica to an amorphous inorganic form.
Chemical Treatment: Acid or alkaline leaching may be used to remove trace elements and further purify the silica.
Micronization: Advanced milling techniques reduce particle size to the micron or sub-micron scale, increasing reactivity and surface area.
High Surface Area: The fine particle size offers a large surface area, which is beneficial in catalysis, adsorption, and as a reinforcing agent.
Amorphous Structure: This form is typically more reactive than crystalline silica, making it attractive for industrial applications.
Chemical Purity: With proper processing, the silica content is high with minimal impurities, enhancing its functionality in composite materials and high-performance applications.
Micronized biomass silica is finding use in a wide range of sectors thanks to its unique chemical and physical properties.
2.1. Construction and Building MaterialsConcrete and Cementitious Composites:
Pozzolanic Activity: Micronized silica reacts with calcium hydroxide in concrete to form additional calcium silicate hydrate (C-S-H), which improves the compressive strength and durability of concrete.
Enhancing Durability: It helps reduce permeability, thereby increasing resistance to chemical attack and freeze-thaw cycles.
As a Filler and Reinforcement:
Improvement of Rheological Properties: As a micro-filler, it enhances the workability and stability of cementitious systems.
Lightweight Composites: The incorporation of micronized silica can result in lighter construction materials while maintaining structural integrity.
Reinforcement in Elastomers and Plastics:
Mechanical Strength: When used as a filler in polymer matrices, micronized silica improves the mechanical strength, abrasion resistance, and longevity of plastics and rubber products.
Dispersion and Compatibility: Its fine, uniform particle size facilitates improved dispersion within polymer matrices, ensuring consistency and performance enhancement.
Product Details:
| Minimum Order Quantity | 50 Kg |
| Packaging Size | 50 Kgs |
| Purity | 98% & Above |
| Form | Powder |
| Packaging Type | Brand New HDPE Bags |
| Application | Food |
| Brand | Astrra Chemicals |
| Physical Form | Powder |
| Chemical Formula | CaCO3 |
| Density | 2.71 g/cm3 |
| Melting Point | 825 Deg C |
| Calcium Oxide | CaCO3 | ≥ 98.00% |
| Magnesium Oxide | MgO | ≤ 00.68% |
| Ferric Oxide | Fe2O3 | ≤ 00.04% |
| Aluminium Oxide | Al2O3 | ≤ 00.04% |
| Silica | SiO2 | ≤ 00.70% |
| Sodium Oxide | Na2O | ≤ 00.16% |
| Brightness | ≥ 97% |
| Whitness | ≥ 98% |
| Moisture | ≤ 0.2% |
| Proportion | 1.3g / cm3 |
| Oil Apsorption | ≥ 23G/100g CaCO3 |
| Loss O Fignition | ≤ 43.08% |
| D50 | ≤ 4.0µm |
| D97 | 20± 2 µm |
Additional Information:
Product Details:
| Minimum Order Quantity | 20 Kg |
| Usage/Application | Paint |
| Packaging Size | 50 Kg |
| Color | Black |
| Ash Content | 1.68% |
| Brand | Astrra Chemicals |
| Carbon | 82.54% |
| Form | Powder |
| Hydrogen | 3.28% |
| Nitrogen | 2.65% |
| Sulphur | 6.69% |
| Nitrogen Surface Area | 24.3 m2/gm |
Product Details:
| Purity | 99% |
| Packaging Size | 50 kg |
| Country of Origin | Made in India |
Barmer Bentonite (Sodium Bentonite) is a high-quality bentonite clay found in Barmer, Rajasthan, India. It is rich in sodium montmorillonite, which gives it high swelling, absorption, and gel-forming properties. Due to these characteristics, Barmer Sodium Bentonite is widely used in various industrial and environmental applications.
�� Uses & Applications of Barmer Sodium Bentonite ��️ 1. Oil & Gas DrillingDrilling mud: Used as a viscosifier and fluid loss controller.
Stabilizes boreholes and cools the drill bit.
Prevents blowouts by sealing the walls of the well.
Molding sand binder: Binds sand particles in metal casting molds.
Improves green strength, reusability, and permeability of the sand.
Piling and diaphragm walls: Acts as a support fluid in slurry walls.
Waterproofing: Used in GCLs (Geosynthetic Clay Liners) for lining landfills, canals, and reservoirs.
Grouting: Seals cracks in soil and rock.
Waste containment liners: Used in landfills, ponds, and lagoons to prevent leachate escape.
Spill remediation: Absorbs and immobilizes hazardous liquids and heavy metals.
Water treatment: Removes heavy metals and contaminants from water.
Acts as a binder in the production of iron ore pellets.
Enhances strength and durability of pellets during sintering.
Used as a carrier or suspending agent in detergents, paints, and adhesives.
Acts as a rheology modifier and thickener.
Used in face masks, cleansers, and detox products due to its high absorbency.
Acts as a clarifying agent.
Feed binder: Improves pellet quality and reduces toxin effects in livestock.
Soil conditioner: Enhances water retention and aeration.
| Application Area | Key Uses |
|---|---|
| Oil & Gas Drilling | Drilling mud, borehole stabilization |
| Foundry | Sand binder for metal casting molds |
| Construction/Engineering | Slurry walls, waterproofing liners, grouting |
| Environment | Landfill liners, spill containment, wastewater treatment |
| Iron & Steel | Binder in iron ore pelletizing |
| Chemicals & Detergents | Thickener, suspension agent |
| Cosmetics | Detox masks, absorbent clay |
| Agriculture & Animal Feed | Soil improver, toxin binder, feed pellet binder |
| Property | Sodium Bentonite (Barmer) | Calcium Bentonite |
|---|---|---|
| Swelling capacity | High | Low |
| Water absorption | High | Moderate |
| Gel formation | Strong | Weak |
| Primary industrial use | Drilling, foundry, sealing | Cosmetics, detox, agriculture |
Product Details:
| Grade | Paint |
| SiO2 Content | 99.5% |
| Mesh Size | 500 Mesh |
| Packaging Size | 50 kg |
| Purity | 99% |
| Usage/Application | Paints and Coatings Industry |
Product Details:
| Minimum Order Quantity | 50 Kg |
| Grade | Paint Grade |
| Form | Powder |
| Packaging Size | 50 KGS |
| Purity | 92% & ABOVE |
| Brand | Astrra Chemicals |
| Usage/Application | INDUSTRIAL APPLICATION |
| Packaging Type | HDPE BAGS |
| Physical Form | POWDER |
| Chemical Formula | Al2SiO5 |
| Molar mass | 162.0456 g mol1 |
| Ferric Oxide | 0.50 (Max) |
| Alumina | 37.59% |
Aluminium Silicate ( Extra Light ).
We are the leading manufactures, exporters,technical developers and suppliers of Alumium Silicate ( Extra LIght ) in Chennai, Tamil Nadu,
All these products are processed using optimum-grade chemical compounds employing latest equipment. Besides, our logistics personnel ensure to timely deliver the offered range at customers' destination using easy modes of shipment.
Features:
Product Details:
| Minimum Order Quantity | 50 Kg |
| Al2O3 Content | 95 % |
| Al₂O₃ Purity | ≥99 % |
| Grade | Refractory |
| State | Powdered |
| Packaging Size | 50 kg |
| Packaging Type | Bag |
| Particle Size | 0.5 µm |
| Purity Grade | High Purity |
| Purity | 99% |
| Application | Ceramics |
| Country of Origin | Made in India |
Calcined clay is produced by heating natural clay (commonly kaolinite) at high temperatures, transforming it into a reactive material with enhanced properties. This thermal treatment alters its crystalline structure, making it suitable for a wide range of industrial, environmental, and construction applications.
Here’s a summary of uses and applications of calcined clay across various industries:
1. Construction Industry a. Cement and Concrete (Supplementary Cementitious Material - SCM)Pozzolanic Activity: Reacts with calcium hydroxide to form additional cementitious compounds.
Benefits: Improves strength, durability, and reduces permeability and carbon footprint of concrete.
LC3 (Limestone Calcined Clay Cement): A low-carbon cement alternative that replaces a portion of clinker in cement with calcined clay and limestone.
Used in porcelain and ceramic tile bodies for improved strength and firing characteristics.
Coating and Filling: Improves printability, brightness, and opacity in coated and uncoated paper.
Calcination enhances particle structure and reduces abrasiveness.
Extender Pigment: Used to improve the rheology and coverage of paint.
Enhances opacity and reduces production cost as a partial titanium dioxide replacement.
Acts as a reinforcing filler in rubber and plastic formulations.
Improves dimensional stability, stiffness, and processability.
Carrier for pesticides and herbicides.
Used as a soil amendment for improving soil structure and water retention.
Used in oil-based drilling fluids for its absorptive and thermal stability properties.
Refractory bricks and insulation: Used in high-temperature applications like kilns, furnaces, and incinerators.
Calcined clay offers thermal resistance and structural stability.
Adsorbent for pollutants: Removes heavy metals and organic contaminants from wastewater.
Landfill liners: Due to its impermeable structure.
Used as a mold and core binder in metal casting.
Helps achieve smoother surfaces and improved dimensional accuracy in castings.
Exfoliants and carriers: Used in formulations due to its absorptive and mild abrasive properties.
Additional Information:
Product Details:
| Minimum Order Quantity | 500 Kg |
| Brand | Astrra Chemicals |
| Form | Powder |
| Purity | ≥95% |
| Grade Standard | APP |
| Packaging Size | 50 Kgs |
| Usage/Application | Construction |
| Packaging Type | Bags |
| Construction Material Type | Filler / Plaster |
| Acid Insolublematter | NMT - 5 Mg. |
| Loss On Ignition | Between 4.5 To 8% |
| Description | White hygroscopic powder odorless, tasteless. |
| Solubility | Slightly soluble in water, practically in soluble in alcohol. |
| Identification | A) Gives reaction of calcium |
| Ph | Between 6.5 and 9.0 |
| Setting Properties | 4 to 6 min (240 sec to 360 sec) |
Additional Information:
Product Details:
| Minimum Order Quantity | 100 Kg |
| Grade | Technical Grade |
| Form | Powder |
| Color | Yellow Brown |
| Usage/Application | CONSTRUCTION |
| Purity | 95% |
| Application | Concrete Admixture |
| Packaging Type | HDPE Bags |
| Is It Organic | Organic |
| PH Value | 5.1 |
| Packaging Size | 50 Kgs |
| Shelf Life | 2 years |
| Country of Origin | Made in India |
Sodium lignosulfonate used as plasticizer in concrete will reduce the cost by 10-15%,the sodium lignosulfonate could assume 0.5-2% of the total mixture w/w,will increase the strength of concrete by 20-26%.
Sodium Lignosulfonate plasticizer Functions as followsImproved strength and durability of the cured concrete
Reduced formulation cost
Increased workability of the concrete mix
Sodium lignosulfonate uses water reducing agent, By sulfite pulp waste liquid of legal system formed by chemical modification and processing. Medium molecular weight, The reducing sugar content in low,Used for concrete admixture, With low dosage, low gas content, to cement the characteristics of strong adaptability, The most notable feature is the rear with naphthalene superplasticizer complex, Liquid admixture made no precipitate.
Main performanceCan reduce water consumption by more than 14%, Significantly improve the workability of concrete. Can greatly reduce the initial heat of hydration of cement hydration. No chlorine salt, no corrosive effect on steel. Alkali-free active substance.
1.Sodium Lignosulfonate uses as superplasticizer dosage of cement content 0.20-0.30%, commonly used dosage is 0.25% water reduction of up to 9-11%. In the appropriate dosage when compared with the reference concrete strength increased by 15-20% 3 days, 7 days strength increased 20-30%, 28 days by 15-20%, long-term strength also increased.
2.Without changing the water in the case of concrete( suggested ratio 0.65)1to increase the flow of concrete, improved work-ability.
3.In keeping concrete slump, the same intensity and the reference concrete, cement can save 8-10%, the use of one ton of Lignosulfonate superplasticizer powder, can save 30-40 tons of cement.
Method of useSodium lignosulfonate uses as water reducing agent,In concrete recommended dosage of 0.2% -0.6%(cement weight meter), Users should determine the optimal dosage through the experiment. Sodium lignosulfonate water reducing agent can be used as liquid. Users can experiment to determine the content and proportion.
Additional Information:
Product Details:
| Minimum Order Quantity | 100 Kg |
| Packaging Size | 50 kg |
| Color | White |
| Usage/Application | INDUSTRIAL APPLICATION |
| Brand | Astrra Chemicals |
| Form | Powder |
| State | Solid |
| Packaging Type | HDPE BAGS |
| Luster | Pearly to dull earthy |
| Specific gravity | 2.16-2.68 |
China Clay (Kaolin) - Grade AL is a high-purity, fine-grained mineral widely used in various industries due to its excellent physical and chemical properties.
Applications of China Clay (Grade - AL):
Product Details:
| Minimum Order Quantity | 100 Tonne |
| Biomass Type | Agro Waste |
| Packaging Size | 50 kg |
| Form | Loose |
| Calorific Value | Above 4000 kcal/kg |
| Mesh Size | 200 Mesh |
| Purity | 99% |
| Usage/Application | Construction Industry |
| Color | Grey |
| Country of Origin | Made in India |
Bio Mass Silica (Grade - Macro) is a sustainable, eco-friendly form of amorphous silica typically derived from agricultural waste like rice husk, sugarcane bagasse, bamboo leaves, wheat husk, or other plant biomass. It has a wide range of industrial, agricultural, and environmental applications due to its high silica content, low carbon footprint, and renewable source.
✅ Uses & Applications of Bio Mass Silica (Organic Silica Base):�� 1. Construction & Building MaterialsCement & Concrete Additive: Enhances compressive strength, reduces permeability, and improves durability.
Pozzolanic Material: Acts as a pozzolan in concrete, replacing cement partially and reducing CO₂ emissions.
Geopolymer Production: Used in making eco-friendly geopolymer concrete and binders.
Soil Conditioner: Improves soil aeration, water retention, and promotes microbial activity.
Plant Nutrient: Supplies bioavailable silica to plants, enhancing disease resistance and growth.
Organic Fertilizer Additive: Blended with organic fertilizers to improve nutrient uptake and stress tolerance.
Filler in Rubber Compounds: Reinforces rubber, enhancing tensile strength and abrasion resistance.
Bio-based Silica Filler: Sustainable alternative to synthetic silica in bioplastics and green polymers.
Matting Agent: Offers anti-glare and surface finish properties.
Thickener and Anti-Settling Agent: Improves rheology and suspension in coatings.
Refractory Bricks & Castables: Used as a silica source in lightweight and insulating refractory materials.
Ceramics & Glass: Contributes as a fluxing and structural agent in ceramic glaze and glass formulation.
Wastewater Treatment: Acts as an adsorbent for heavy metals and dyes.
Soil Remediation: Binds and immobilizes heavy metals and pollutants in contaminated soils.
Natural Exfoliant & Thickener: Used in organic skincare products as a mild abrasive and stabilizer.
Renewable & sustainable
Low environmental impact
High purity amorphous silica
Compatible with organic and green product lines
Additional Information:
Product Details:
| Minimum Order Quantity | 100 Kg |
| Mesh size | 300 mesh |
| Colour | White |
| Color | White |
| Packaging Size | 25 kg/bag |
| Brand | Astrra Chemicals |
| Packaging Type | HDPE BAGS |
| Material | MICA |
| Product Type | GLITTER FREE |
| Form | Powder |
| Specific gravity | 2.8-3.0 |
Micronized Mica (glitter-free grade) is a versatile mineral that finds applications across various industries due to its unique properties, such as fine particle size, chemical inertness, and thermal stability. Here’s a summary of its uses and applications:
1. Cosmetics and Personal Care
2. Paints and Coatings
3. Plastics and Composites
4. Rubber Products
5. Ceramics and Glass
6. Construction Materials
7. Adhesives and Sealants
8. Electrical Insulation
9. Agriculture
10. Art and Craft Supplies
Conclusion
Micronized mica (glitter-free grade) serves diverse functions across multiple industries, enhancing product performance, aesthetics, and durability. Its non-toxic nature and cost-effectiveness make it a valuable additive for manufacturers and artisans alike, contributing to high-quality products in cosmetics, construction, plastics, and beyond.
Additional Information:
Product Details:
| Minimum Order Quantity | 50 Kilogram |
| Brand | Astrra Chemicals |
| Chemical Formula | Fe2O3 |
| Density | 5.17 g/cm3 |
| Color | Black |
| Molar mass | 231.533 g/mol |
| Application | Industrial |
Product Details:
| Minimum Order Quantity | 50 Kg |
| Purity | 96% |
| Powder Size | 400 Mesh |
| Usages | Paint / Construction / Plastic disintegration |
| Appearance | WHITE POWDER |
| Color | Pure White |
| Country of Origin | Made in India |
Quicklime, also known as Calcium Oxide (CaO), is a highly reactive substance widely used in various industries. Its applications can be categorized as follows:
1. Construction & Building IndustryLime Mortar & Plaster: Used in construction to improve durability and resistance to moisture.
Soil Stabilization: Enhances the strength of soil in road construction and foundation work.
AAC (Autoclaved Aerated Concrete) Blocks: Acts as a key ingredient in lightweight and insulating building materials.
Whitewashing: Used in painting walls to prevent fungal growth.
Water Treatment: Helps in softening water, removing impurities, and controlling pH levels.
Flue Gas Desulfurization: Used in power plants to neutralize sulfur dioxide (SO₂) emissions.
Wastewater Treatment: Aids in the removal of heavy metals, phosphates, and neutralizing acidic effluents.
Steel & Iron Making: Used as a flux to remove impurities (silica, phosphorus, and sulfur) from molten metal.
Copper & Aluminum Refining: Helps in the purification of non-ferrous metals.
Manufacture of Calcium Hydroxide (Slaked Lime): Quicklime reacts with water to form slaked lime (Ca(OH)₂), used in various industries.
Paper & Pulp Industry: Used in the kraft process for causticizing white liquor.
Glass Production: Enhances durability and clarity of glass products.
Petroleum Industry: Helps in refining processes by removing sulfur and other impurities.
Soil pH Regulation: Used to neutralize acidic soils, improving crop yield.
Animal Feed Supplement: Provides essential calcium for livestock health.
Pest Control: Acts as a disinfectant in barns and poultry farms.
Sugar Refining: Used in the purification process to remove impurities.
Food Preservation: Helps in pickling and acts as an acidity regulator.
Medicinal Uses: Used in dental treatments and antacid formulations.
Leather Industry: Used in the tanning process for dehairing animal hides.
Rubber & Plastic Industry: Serves as a filler to enhance product strength and durability.
Explosives Manufacturing: Used in making calcium-based explosives.
Additional Information:
Product Details:
| Minimum Order Quantity | 100 Kg |
| Brand | Astrra Chemicals |
| Color | Yellow |
| Packaging Type | Poly Bag |
| Packaging Size | 25Kg |
| Physical Form | Powder |
| Chemical Formula | Fe(OH)3 |
| Molar Mass | 106.867 g/mol |
Product Details:
| Minimum Order Quantity | 100 Kilogram |
| Packaging Size | 50 kg |
| Brand | Astrra Chemicals |
| Shelf Life | 2 year |
| Formula | Al2O3 |
| Melting point | 2,072 Deg C |
| Boiling point | 2,977 Deg C |
Alumina Cement
We are the leading manufactures, exporters,technical developers and suppliers Alumina Cement in Chennai, Tamil Nadu, India.
Here is a detailed overview of the uses and applications of High Alumina Refractory Cement (HARC) in construction, castables, foundry, and various other industries:
�� Product: High Alumina Refractory Cement (HARC)Also known as: Calcium Aluminate Cement (CAC)
✅ Key PropertiesHigh-temperature resistance (up to 1600–1800°C)
Quick setting time
High early strength
Resistance to chemical attack, especially acids and slags
Excellent bonding properties in refractory mixes
Industrial Flooring: For areas exposed to heat and chemical attack.
Chimneys & Incinerators: Lining and repair due to high temperature resistance.
Thermal Insulation Concrete: Mixed with lightweight aggregates.
Rapid Repair Applications: Fast setting makes it ideal for urgent patching jobs.
Low Cement Castables (LCC): Used in furnace linings, kiln hoods, and ladles.
Conventional Castables: For monolithic linings in boilers, rotary kilns, and hot air ducts.
Self-flowing Castables: In areas requiring flowable mixtures with minimal vibration.
Mold Linings: Withstand molten metal without degradation.
Crucibles & Tundishes: Lining material for steel and aluminum handling.
Core and Backing Material: Ensures structural integrity at high temperatures.
Petrochemical and Fertilizer Plants: Acid-resistant linings.
Cement and Steel Plants: Lining for rotary kilns and preheater cyclones.
Power Plants: Used in ash hoppers and slag channels.
Glass Industry: Lining in furnaces and regenerators.
Typically packed in 25 kg / 50 kg moisture-resistant bags.
Must be stored in dry conditions to prevent hydration before use.
Additional Information:
Product Details:
| State | Powdered |
| Packaging Size | 50 Kgs |
| Packaging Type | PP BAGS |
| Color | WHITE |
| Product Type | FIBRE |
| Purity | 98 |
| Country of Origin | Made in India |
Asbestos Fluff Powder (White) is a fibrous, soft, and lightweight form of asbestos, typically made from chrysotile (white asbestos). Due to its heat resistance, insulating properties, and fibrous nature, it was historically used in various industrial applications.
✅ Traditional / Legacy Uses & Applications of Asbestos Fluff Powder (White): 1. Thermal InsulationUsed in pipe and boiler insulation for high-temperature environments.
Applied in steam pipelines, turbines, and exhausts.
Mixed in fire-retardant coatings, mats, and curtains.
Used in fire door cores and fire blankets.
Incorporated in brake pads, clutch plates, and gaskets for heat resistance.
Mixed with cement to make corrugated sheets, water tanks, and partition panels.
Used as a filler in gland packing and valve seals for high-temp machinery.
Mixed with binders to form heat-resistant panels, insulation boards, and tiles.
Made into flexible sheets for electrical insulation and fire resistance.
Used in joint compounds, putties, and plasters for insulation and fireproofing.
Woven into fireproof cloth, aprons, gloves, and rope lagging.
Due to health hazards, many industries have discontinued the use of asbestos. Safer alternatives now include:
Mineral wool
Glass wool
Ceramic fibers
Calcium silicate
Expanded perlite
If you're handling or sourcing a substitute material for asbestos fluff powder, please confirm whether you're dealing with an asbestos-free lookalike material or actual asbestos. Let me know if you need help identifying or recommending modern alternatives.
Product Details:
| Minimum Order Quantity | 100 Kg |
| Usage/Application | Industrial |
| Packaging Type | HDPE Bag |
| Color | White |
| Form | Powder |
| Brand | Astrra Chemicals |
| Packaging Size | 25-50 kg/bag |
Sodium Bentonite
✅ Uses & Applications of Sodium Bentonite ��️ 1. Construction Industry �� Waterproofing & SealantUnderground Construction: Used in basement waterproofing, foundation sealants, and tunnel linings to prevent water ingress.
Landfill Liner: Sodium Bentonite is used in landfill liners to prevent leachate migration due to its high swelling and low permeability properties.
Used in borehole drilling (especially in oil & gas exploration, geotechnical drilling, and mining operations) to control pressure, cool the drill bit, and carry debris from the well.
Increases workability and enhances compressive strength when added to cement mixes.
Used in soil remediation projects for contaminant removal and stabilizing contaminated soil.
Effectively binds toxins, making it suitable for environmental clean-ups.
Acts as an adsorbent for heavy metals, organic compounds, and other pollutants in water treatment systems, including sewage treatment plants and industrial effluent treatment.
Used in water filtration systems to remove impurities and heavy metals due to its cation exchange capacity and adsorptive properties.
Anticaking agent and digestive aid for livestock feed.
Used to improve animal health, by promoting digestion and preventing disease.
Improves soil structure, enhancing water retention and nutrient absorption for better crop yields.
Acts as a natural pesticide when mixed with soil or spread around plants to deter pests.
Used to create pond liners for aquaculture farms, offering natural waterproofing and reducing seepage.
Used as a binding agent in foundry sand to create molds for metal casting.
Helps to ensure a smooth finish on the casted metal and improves the strength of the mold.
Used in the cosmetic, pharmaceutical, and oil industries to increase the viscosity of products like paints, coatings, and lubricants.
Sodium Bentonite's high adsorptive capacity is utilized for removing impurities, decolorizing oils, and acting as a deodorizer in various industrial chemical processes.
Product Details:
| Minimum Order Quantity | 50 Kg |
| Form | Powder |
| Purity | 99 % |
| Grade | Industrial Grade |
| Origin Type | Natural |
| Packaging Type | Bag |
| Country of Origin | Made in India |
Yellow Iron Oxide (Natural) is a naturally occurring pigment composed primarily of hydrated iron oxide. It is valued for its bright yellow to ochre color, stability, and non-toxicity, making it useful in many industrial and commercial applications.
Here’s a brief overview of the uses and applications of Yellow Iron Oxide (Natural):
1. Paints and CoatingsPurpose: Pigment and colorant.
Applications:
Used as a yellow pigment in architectural, industrial, and decorative paints.
Provides excellent color stability, weather resistance, and UV protection.
Common in exterior coatings, primers, and road marking paints.
Purpose: Coloring agent.
Applications:
Added to cement, concrete, and mortar for decorative colored finishes.
Used in flooring, tiles, and stucco to impart natural yellow hues.
Enhances aesthetic appeal and UV resistance of building materials.
Purpose: Pigment.
Applications:
Used in coloring plastic products, including pipes, containers, and household goods.
Offers good heat stability and durability in polymers.
Purpose: Coloring agent.
Applications:
Used in ceramic glazes to achieve yellow to ochre tones.
Provides color stability at high firing temperatures.
Purpose: Natural pigment.
Applications:
Used in cosmetic products like eyeshadows, foundations, and powders.
Offers safe, natural color with good skin compatibility.
Purpose: Pigment.
Applications:
Used in printing inks for packaging, textiles, and paper.
Provides bright, durable yellow shades.
Purpose: Soil colorant and additive.
Applications:
Used to color soils or substrates in landscaping.
Sometimes employed in environmental applications for marking or soil improvement.
Bright, stable yellow color.
Chemically inert and non-toxic.
Excellent weathering and UV resistance.
Naturally sourced and eco-friendly.
Additional Information:
Product Details:
| Minimum Order Quantity | 50 Kg |
| Purity | 99% |
| Country of Origin | Made in India |
Aluminium Silicate Extra Light is a fine, lightweight, and chemically inert mineral powder composed primarily of aluminum silicate. It is valued for its excellent thermal insulation properties, high purity, and low density.
Here’s a brief overview of the uses and applications of Aluminium Silicate Extra Light:
1. Refractory and Insulation MaterialsPurpose: Thermal insulation and fireproofing.
Applications:
Used as a key component in fireproof boards, bricks, and insulating materials.
Provides excellent thermal resistance and reduces heat loss in furnaces, kilns, and boilers.
Employed in the manufacture of heat-resistant coatings and sprays.
Purpose: Extender and filler.
Applications:
Used as a filler in paints and coatings to improve texture and durability.
Enhances abrasion resistance and thermal stability of coatings.
Purpose: Filler and reinforcing agent.
Applications:
Incorporated into plastic and rubber formulations to improve mechanical strength and thermal stability.
Helps reduce material cost without compromising quality.
Purpose: Raw material and filler.
Applications:
Used in ceramic bodies and glazes to improve thermal resistance and whiteness.
Acts as a fluxing agent in some glass formulations.
Purpose: Filler.
Applications:
Used as a filler to improve paper brightness, smoothness, and opacity.
Enhances printability and surface finish.
Purpose: Absorbent and anti-caking agent.
Applications:
Used in powders and other cosmetic formulations to provide a silky texture and absorb moisture.
Acts as a stabilizer in formulations.
Purpose: Excipient and adsorbent.
Applications:
Used as an inert carrier or anti-caking agent in tablet formulations.
Employed for its adsorbent properties in various drug formulations.
Very low density and lightweight.
High thermal resistance and insulating properties.
Chemically inert and stable.
Improves texture and durability in various formulations.
Additional Information:
Product Details:
| Minimum Order Quantity | 50 Kg |
| Grade Standard | Industrial Grade |
| Purity | 99% |
| Packaging Size | 50 kg |
| Country of Origin | Made in India |
Calcium Oxide (CaO), commonly known as quicklime or burnt lime, is a highly reactive white or grayish-white solid derived from the thermal decomposition of limestone (CaCO₃). It is widely used due to its alkalinity, desiccating ability, and high-temperature stability.
Here’s a brief summary of the uses and applications of Calcium Oxide across various industries:
1. Construction IndustryPurpose: Cement manufacturing and soil stabilization.
Applications:
Key ingredient in the production of cement and lime mortar.
Used for soil stabilization in road construction by reducing moisture and improving compaction.
Helps in plaster and whitewash formulations.
Purpose: Fluxing agent.
Applications:
Acts as a flux to remove silica, phosphorus, and sulfur impurities during steel and iron smelting.
Forms slag, which floats on molten metal for easy removal of impurities.
Purpose: Alkaline base and precursor.
Applications:
Used in the production of calcium hydroxide (slaked lime) and other calcium salts.
Acts as a reactant in manufacturing acetylene gas, bleaching powder, and calcium carbide.
Purpose: pH adjustment and pollutant control.
Applications:
Treats acidic soils, industrial wastewater, and flue gases (removal of SO₂).
Used in neutralization of acidic waste streams and sewage sludge stabilization.
Purpose: Chemical recovery and pH control.
Applications:
Used in the Kraft pulping process to regenerate caustic soda from sodium carbonate.
Maintains alkalinity in the bleaching process.
Purpose: Soil conditioner and pest control.
Applications:
Applied to acidic soils to raise pH and improve crop yield.
Sometimes used as a desiccant or disinfectant in animal pens and composting.
Purpose: Food additive (processing aid).
Applications:
In regulated, limited amounts, used to adjust pH or as a firming agent in food processing.
More commonly used indirectly in sugar refining and food-grade lime production.
Purpose: Moisture removal.
Applications:
Used to dry gases, alcohols, and solvents in chemical processes.
Acts as a powerful moisture absorbent in storage and packaging of industrial goods.
Key Features of Calcium Oxide:
Highly alkaline and caustic.
Reacts exothermically with water to form calcium hydroxide (slaked lime).
Effective in high-temperature and chemical processes.
Additional Information: