paint raw materials

Product Details:

Calcined Kaolin Powder For Paint

We are the leading manufactures, exporters,technical developers and suppliers of Calcined Kaolin Powder For Paint in Chennai, Tamil Nadu. 

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.

b. Ceramics and Tiles

• Used in porcelain and ceramic tile bodies for improved strength and firing characteristics.

2. Paper Industry

• Coating and Filling: Improves printability, brightness, and opacity in coated and uncoated paper.

• Calcination enhances particle structure and reduces abrasiveness.

3. Paints and Coatings

• Extender Pigment: Used to improve the rheology and coverage of paint.

• Enhances opacity and reduces production cost as a partial titanium dioxide replacement.

4. Plastics and Rubber

• Acts as a reinforcing filler in rubber and plastic formulations.

• Improves dimensional stability, stiffness, and processability.

5. Agriculture

• Carrier for pesticides and herbicides.

• Used as a soil amendment for improving soil structure and water retention.

6. Oil and Gas Industry

• Used in oil-based drilling fluids for its absorptive and thermal stability properties.

7. Refractories and Insulation

• Refractory bricks and insulation: Used in high-temperature applications like kilns, furnaces, and incinerators.

• Calcined clay offers thermal resistance and structural stability.

8. Environmental Applications

• Adsorbent for pollutants: Removes heavy metals and organic contaminants from wastewater.

• Landfill liners: Due to its impermeable structure.

9. Foundry Applications

• Used as a mold and core binder in metal casting.

• Helps achieve smoother surfaces and improved dimensional accuracy in castings.

10. Cosmetics and Personal Care

• Exfoliants and carriers: Used in formulations due to its absorptive and mild abrasive properties.

Additional Information:

• Item Code: AC063C
• Production Capacity: 10000 TONS
• Delivery Time: WITHIN 3 DAYS
• Packaging Details: Brand New HDPE bags

Product Details:

We are the stalwarts in the domain of manufacturing, supplying, wholesaling, and exporting Fumed Silica (Erosil NV/200) 

Uses & Applications of Fumed Silica (Aerosil-200 / Erosil NV/200) in Various Industries

Fumed silica, such as Aerosil-200 and Erosil NV/200, is an ultra-fine silica powder known for its high surface area, thixotropic properties, and excellent reinforcement capabilities. It is widely used in industries requiring viscosity control, anti-settling properties, and enhanced mechanical strength.

1. Paints, Coatings & Inks

• Improves rheology and prevents pigment settling.
• Enhances scratch and chemical resistance.
• Provides anti-sagging properties in high-viscosity coatings.

2. Adhesives & Sealants

• Acts as a thickening agent for epoxy, polyurethane, and silicone adhesives.
• Prevents separation and improves gap-filling properties.
• Enhances durability and flexibility of sealant formulations.

3. Plastics & Rubber Industry

• Reinforces silicone rubber for improved elasticity and tensile strength.
• Acts as a thickener and anti-caking agent in polymer processing.
• Enhances heat resistance and wear properties.

4. FRP (Fiber-Reinforced Plastic) & Composite Materials

• Improves viscosity control in resin systems.
• Enhances mechanical strength and durability of FRP products.
• Reduces sagging and improves adhesion in laminating applications.

5. Pharmaceuticals & Cosmetics

• Used as a flow aid in powdered drug formulations.
• Improves texture and stability in creams, lotions, and gels.
• Prevents clumping and enhances absorption in tablet manufacturing.

6. Food Industry

• Acts as an anti-caking agent in powdered food products.
• Improves flowability of spices, dairy powders, and baking mixes.
• Used in food-grade emulsions for enhanced stability.

7. Construction & Cement Industry

• Enhances workability and anti-sagging properties in cement and grout.
• Improves strength and durability in industrial coatings.
• Reduces shrinkage and cracking in construction adhesives.

8. Lubricants & Greases

• Used as a thickener for high-performance lubricants.
• Improves stability and prevents oil separation.
• Enhances wear resistance in industrial applications.

Top 10 SEO Keywords for Fumed Silica (Aerosil-200 / Erosil NV/200)

1. Fumed silica applications
2. Aerosil-200 vs. Erosil NV/200
3. Thixotropic agents for adhesives & sealants
4. Fumed silica for epoxy and resin systems
5. Anti-caking agents for food and pharmaceuticals
6. High-performance silica for coatings
7. Rheology control additives for paints
8. Reinforcing fillers for rubber & plastics
9. Thickening agents for industrial lubricants
10. Hydrophobic vs. hydrophilic fumed silica

 

Additional Information:

• Item Code: AC082A
• Production Capacity: 10000 tons
• Delivery Time: IMMEDIATE
• Packaging Details: 10 KG BAG

Product Details:

Lime stone Powder (Grade II)

We are the leading manufactures, exporters,technical developers and suppliers  Lime stone Powder (Grade II) in Chennai, Tamil Nadu,

📢 LIME STONE POWDER (GRADE – II)

High Purity | Excellent Whiteness

✨ Ideal for:

🎨 Coatings & Paints

🏗 Construction & Cement Products

🌱 Agriculture & Soil Conditioning

🐄 Animal Feed Supplementation

✔ Consistent Quality

✔ Fine Particle Size

✔ Excellent Performance Across Industries

 

Additional Information:

• Item Code: AC126B
• Production Capacity: 10000 TONS
• Delivery Time: IMMEIDATE
• Packaging Details: 50 KGS

Product Details:

We are the leading manufactures, technical suppliers of Various grades of Pure Silica in Chennai, Tamil Nadu,

 

✅ Uses & Applications of Micronized Silica Powder 🏗️ 1. Construction & Building Materials

• Used as a filler and strength enhancer in cementitious products, self-leveling flooring compounds, tile adhesives, and grouts.

• Improves compressive strength, flow characteristics, and chemical resistance of concrete and mortars.

• Helps in reducing porosity and enhancing durability in high-performance concrete.

🧪 2. Paints, Coatings & Sealants

• Acts as a functional filler in protective coatings, paints, and sealants.

• Enhances abrasion resistance, anti-corrosive properties, and matte finish.

• Provides thixotropy and anti-settling characteristics, especially in water-based and solvent-based paints.

🏭 3. Plastics & Polymers

• Used as a reinforcing filler in thermoplastics, polymer composites, and engineered plastics.

• Improves rigidity, scratch resistance, thermal conductivity, and dimensional stability.

• Reduces shrinkage in molding processes.

🔩 4. FRP & Composite Industry

• Acts as a functional extender and rheology modifier in epoxy, polyester, and vinyl ester resins used in fiber-reinforced composites.

• Improves mechanical strength, abrasion resistance, and resin flow behavior.

• Commonly used in gelcoats, tooling compounds, and laminate backfillers.

🔥 5. Refractories & Ceramics

• Used in high-temperature applications such as ceramic glazes, kiln furniture, refractory castables, and insulating bricks.

• Provides thermal shock resistance and maintains structural integrity under extreme heat.

🔧 6. Foundry Industry

• Used as a mold and core additive to improve dimensional accuracy, surface finish, and thermal stability in metal casting.

• Reduces casting defects like veining and metal penetration.

💊 7. Pharmaceuticals and Cosmetics (if ultra-pure)

• Used as an abrasive or texturizing agent in toothpaste and skin-care formulations.

• Provides a smooth, soft texture in cosmetic powders and makeup products.

📦 8. Adhesives & Sealants

• Provides reinforcement, viscosity control, and thermal resistance.

• Enhances gap-filling ability and strength in sealants used in construction and automotive industries.

🌿 9. Agricultural Chemicals

• Acts as an inert carrier or diluent in pesticides and fertilizer blends.

• Improves flowability and storage stability of granular and powder agro-products.

Product Details:

🌑 Micronised Carbon Black

High Performance Pigment & Functional Additive

Astrra Chemicals offers premium-grade Micronised Carbon Black designed for superior dispersion, deep color strength, UV protection, and conductivity. Its ultra-fine particle size ensures exceptional performance across a wide range of industrial and specialty applications.

🔹 Key Features

• Ultra-fine micronised particles for excellent dispersion

• Deep jet black pigmentation with high tinting strength

• Acts as a UV stabilizer, reinforcing filler, and conductive additive

• Provides durability, opacity, and surface uniformity

• Suitable for both aqueous and solvent-based systems

⚙️ Major Uses & Applications 1. Paints, Coatings & Inks

• Jet black pigment for architectural, automotive, and industrial coatings

• Enhances color depth, gloss, and UV protection

• Provides anti-static and conductive properties for specialty coatings

2. Rubber & Tyre Compounds

• Reinforcing filler for tyres, conveyor belts, gaskets, and molded parts

• Improves strength, abrasion resistance, and weatherability

3. Plastics, Polymers & Masterbatches

• Black pigment and UV stabilizer for PE, PP, PVC, and engineering plastics

• Ensures uniform color dispersion and long-term outdoor stability

4. Construction & Cementitious Products

• Provides rich black or grey coloration in concrete, tiles, pavers, and mortars

• Resistant to leaching, fading, and alkalinity

5. Electrical & Conductive Applications

• Used in cables, antistatic materials, and conductive polymers

• Enhances electrical conductivity and charge performance

6. Printing & Packaging

• High-opacity pigment for printing inks, toners, and flexible packaging

• Ensures deep color, sharp definition, and smooth flow

7. Cosmetics & Personal Care (Cosmetic Grade)

• Used in eyeliners, mascaras, and nail products for intense black color

• Micronised grade ensures soft texture and smooth finish

💎 Why Choose Astrra Chemicals?

• Consistent particle quality and purity

• Customized grades available for various industrial applications

• Reliable supply and technical support for formulation assistance

📦 Packaging & Supply

Available in standard HDPE bags / drums — customized packing options available on request.

 

Additional Information:

• Production Capacity: 10000
• Delivery Time: Immediate
• Packaging Details: Brand New PP Bags

Product Details:

CARBON BLACK MICRONISED

We are the leading manufactures, exporters,technical developers and suppliers of  CARBON BLACK MICRONISED in Chennai, Tamil Nadu,


Certificate of analysis:

Additional Information:

• Production Capacity: 10000 KGS
• Delivery Time: 7 TO 10 DAYS
• Packaging Details: HDPE BAGS

Product Details:

Our organization is established as one of the leading manufacturers, suppliers, wholesalers and exporters of quality assured Yellow Iron Oxide.

Synthetic Yellow Oxide is a pigment made from synthetic iron oxide, widely used for its bright yellow color and excellent properties. Here’s a brief description of its uses and applications:

Uses & Applications:

1. Paints & Coatings:
   • Commonly used in industrial, architectural, and automotive paints due to its high tinting strength, UV resistance, and durability.
   • Provides color to both water-based and solvent-based paints.
2. Construction Materials:
   • Used as a coloring agent in cement, concrete, tiles, and plasters for aesthetic purposes. It adds a long-lasting, vibrant yellow to construction materials.
3. Plastics:
   • Applied in plastic manufacturing to color a wide range of products like household items, packaging materials, and toys.
   • It offers good heat stability and doesn't fade easily.
4. Cosmetics:
   • Utilized in personal care products such as foundation, powders, and lipsticks as a non-toxic colorant. It is safe for skin contact.
5. Ceramics & Glass:
   • Used to impart yellow hues to ceramics, pottery glazes, and glass products. The pigment withstands high temperatures without degrading.
6. Inks:
   • Incorporated in printing inks, especially for packaging and labels, offering bright, consistent yellow shades.
7. Rubber:
   • Employed in the rubber industry to color rubber products like tires, seals, and mats.
8. Art Supplies:
   • Found in artist paints, including oil, acrylic, and watercolor mediums for its rich, long-lasting yellow hue.

Its chemical stability, lightfastness, and resistance to environmental factors make Synthetic Yellow Oxide a preferred pigment across multiple industries.

 

Additional Information:

• Production Capacity: 10000 kgs
• Delivery Time: 7 to 10 days
• Packaging Details: Brand New HDPE Bags

Product Details:

Uses and Applications of Hydrophobic Fumed Silica

Hydrophobic fumed silica is a highly versatile material with a variety of applications across different industries due to its excellent water-repelling, thickening, anti-caking, and reinforcing properties. Here are some of its key uses and applications:

1. Coatings & Paints

• Acts as a rheology modifier and anti-settling agent.
• Enhances scratch resistance and surface hydrophobicity.
• Improves dispersion and stability of pigments.

2. Adhesives & Sealants

• Provides thixotropic (thickening) properties, preventing sagging and improving workability.
• Enhances mechanical strength and durability.
• Improves moisture resistance.

3. Pharmaceuticals & Cosmetics

• Used as a flow aid in powders to prevent clumping.
• Enhances the texture and spreadability of creams, lotions, and gels.
• Acts as an anti-caking agent in pressed powders.

4. Plastics & Rubber

• Reinforces silicone rubber to improve tensile strength and flexibility.
• Provides anti-blocking properties in plastic films.

5. Food Industry

• Used as an anti-caking agent in powdered food ingredients (e.g., spices, protein powders).
• Improves the free-flowing nature of powders and prevents lump formation.

6. Electronic & Battery Applications

• Enhances the thermal stability of lithium-ion battery components.
• Used in encapsulation materials to protect sensitive electronic components from moisture.

7. Personal Care Products

• Used in deodorants and powders to enhance water resistance and improve texture.
• Provides oil absorption properties in makeup products.

Hydrophobic fumed silica is valued for its ability to enhance stability, flow, and performance in many formulations, making it essential in diverse industrial and commercial applications.

Additional Information:

• Production Capacity: 100000
• Delivery Time: IMMEDIATE
• Packaging Details: BRAND NEW PP BAGS

Product Details:

We have emerged as a prominent manufacturer, supplier, wholesaler and exporter of high quality Calcium carbonate highly suitable for frp fibreglass filler application. Based in Chennai - Tamil Nadu - India.
 
FRP / Composite Industry it is used:

Filler

Extender

Frp Raw Material

 
Certificate of analysis:
Silica
SiO2
0. 58%
Alumina
Al2O3
0. 23%
Ferric Oxide
Fe2O3
0. 09%
Titanium Dioxide
TiO2
NIL
Calcium Oxide
CaO
55.18%
Calcium Carbonate
CaCO3
98. 49%
Magnesium Oxide
MgO
0. 20%
MagnesiumCarbonate
MgCO3
0. 42%
Sulphur
SO3
0. 008%
Phosphorus
P2O5
0. 009%
Loss on Ignition
 
43 . 60%

Product Details:

We are engaged in manufacturing, supplying, wholesaling and exporting quality assured Titanium Dioxide - Rutile. It is extensively used for various applications. 

Additional Information:

• Production Capacity: 10000
• Delivery Time: 2 DAYS
• Packaging Details: BRAND NEW HDPE / PP BAGS

Product Details:

CALCIUM CARBONATE GRIT

We are the leading manufactures, exporters,technical developers and suppliers of CALCIUM CARBONATE GRIT in Chennai, Tamil Nadu, India.

Calcium Carbonate Grit is a coarse-grade material derived from naturally occurring limestone (CaCO₃). Depending on the particle size, purity, and source, it serves as a functional filler, mineral additive, and processing aid in various industrial, agricultural, and environmental applications. Grit sizes are typically coarser than powder and used where structural support, abrasion, or gradual solubility is desired.

✅ Uses & Applications of Calcium Carbonate Grit ��️ 1. Construction & Building Materials

• Used in concrete, plaster, and precast products to improve mechanical strength and bulk density.

• Serves as a cost-effective aggregate in cementitious mixes.

• Added to asphalt and roofing compounds for texture and strength.

�� 2. PVC, Plastics & Composites

• Used as a filler and extender in thermoplastics and thermosets (especially rigid PVC pipes and profiles).

• Enhances rigidity, impact resistance, and cost-efficiency.

• Coarse grit is used for structural layers in composites and filler masterbatches.

�� 3. Animal Feed Industry

• A vital source of dietary calcium in poultry and livestock feed.

• Coarse grit form is especially important for laying hens to support eggshell formation.

• Slowly dissolves in the digestive tract, offering sustained calcium release.

�� 4. Agriculture & Soil Conditioning

• Used to neutralize acidic soils (agricultural lime).

• Improves soil structure, pH balance, and crop yield.

• Coarser grit ensures long-term buffering in soil without quick leaching.

�� 5. Water Treatment

• Used in filtration media beds to neutralize acidic water (raise pH).

• Prevents corrosion in pipes by balancing water chemistry.

• Often combined with other media like magnesium oxide or sand.

�� 6. Glass, Ceramics & Refractories

• Acts as a fluxing agent in glass and ceramic production.

• Used as a raw material in glass batching for soda-lime glass.

• Provides thermal resistance and structure in ceramic and refractory formulations.

��️ 7. Paints & Coatings (as Coarser Extender)

• Though fine grades are typical, coarse calcium carbonate is used for texture and anti-skid properties in certain coatings and textured paints.

�� 8. Mining & Metallurgy

• Used in flue gas desulfurization (FGD) to capture sulfur dioxide (SO₂).

• Acts as a flux in metal refining to remove impurities.

�� Key Properties of Calcium Carbonate Grit

• High chemical purity (CaCO₃ >95%)

• Hardness: ~3 on Mohs scale

• Insoluble in water, but reacts with acids

• Available in various grit sizes (e.g., 1–5 mm, 0.5–2 mm, etc.)

• Environmentally safe and non-toxic

Additional Information:

• Production Capacity: 10000
• Delivery Time: 2 TO 3 DAYS
• Packaging Details: HDPE / PP BAGS

Product Details:

Counted among the illustrious manufacturers, suppliers, wholesaling and exporting of Precipitated Barium Sulphate, we have marked a remarkable position in the industry. This sulphate is widely used in root canal filling, as filler in plastics and in powder coatings. Premium quality chemical compounds are used in the formulation of these chemicals.

Features:

• Balanced pH
• Precise composition
• Longer shelf life

Certificate of analysis:

Additional Information:

• Production Capacity: 10000 Kgs
• Delivery Time: 7 to 10 Days
• Packaging Details: Brand New HDPE Bags

Product Details:

We are the leading manufactures, exporters,technical developers and suppliers of MICACEOUS IRON OXIDE in Chennai, Tamil Nadu.

From the metallic color palette of Heavy Body and Fluid Acrylic colors, Micaceous Iron Oxide is a warm, nearly black color that dries with a texture and sparkle similar to fine grit sandpaper. Great as a metallic color, it also makes an excellent surface for drawing with pencil, pastel and conté crayon.

Product Details:

CALCIUM CARBONATE GRIT

We are the leading manufactures, exporters,technical developers and suppliers of CALCIUM CARBONATE GRIT in Chennai, Tamil Nadu, India.

Calcium Carbonate Grit is a coarse-grade material derived from naturally occurring limestone (CaCO₃). Depending on the particle size, purity, and source, it serves as a functional filler, mineral additive, and processing aid in various industrial, agricultural, and environmental applications. Grit sizes are typically coarser than powder and used where structural support, abrasion, or gradual solubility is desired.

✅ Uses & Applications of Calcium Carbonate Grit ��️ 1. Construction & Building Materials

• Used in concrete, plaster, and precast products to improve mechanical strength and bulk density.

• Serves as a cost-effective aggregate in cementitious mixes.

• Added to asphalt and roofing compounds for texture and strength.

�� 2. PVC, Plastics & Composites

• Used as a filler and extender in thermoplastics and thermosets (especially rigid PVC pipes and profiles).

• Enhances rigidity, impact resistance, and cost-efficiency.

• Coarse grit is used for structural layers in composites and filler masterbatches.

�� 3. Animal Feed Industry

• A vital source of dietary calcium in poultry and livestock feed.

• Coarse grit form is especially important for laying hens to support eggshell formation.

• Slowly dissolves in the digestive tract, offering sustained calcium release.

�� 4. Agriculture & Soil Conditioning

• Used to neutralize acidic soils (agricultural lime).

• Improves soil structure, pH balance, and crop yield.

• Coarser grit ensures long-term buffering in soil without quick leaching.

�� 5. Water Treatment

• Used in filtration media beds to neutralize acidic water (raise pH).

• Prevents corrosion in pipes by balancing water chemistry.

• Often combined with other media like magnesium oxide or sand.

�� 6. Glass, Ceramics & Refractories

• Acts as a fluxing agent in glass and ceramic production.

• Used as a raw material in glass batching for soda-lime glass.

• Provides thermal resistance and structure in ceramic and refractory formulations.

��️ 7. Paints & Coatings (as Coarser Extender)

• Though fine grades are typical, coarse calcium carbonate is used for texture and anti-skid properties in certain coatings and textured paints.

�� 8. Mining & Metallurgy

• Used in flue gas desulfurization (FGD) to capture sulfur dioxide (SO₂).

• Acts as a flux in metal refining to remove impurities.

 

Product Details:

We are engaged in manufacturing, supplying, wholesaling and exporting quality assured Grey Barite Powder. It is extensively used for various applications.

Grey Barytes (also known as Barite or Baryte) is a naturally occurring mineral composed of barium sulfate (BaSO₄). Its high density, chemical inertness, and natural gray color make it valuable in a variety of industrial applications.

Uses and Applications of Grey Barytes:

1. Oil and Gas Industry:
   • Drilling Mud: The primary use of grey barytes is as a weighting agent in drilling fluids (mud) for oil and gas wells. Its high density helps control pressure during drilling, prevent blowouts, and stabilize the borehole.
2. Paints and Coatings:
   • Pigment: Used as a filler in paints to increase weight, improve consistency, and enhance the soundproofing and radiopacity properties of coatings.
   • Extender: Reduces the need for more expensive pigments, improving cost efficiency in paint formulations.
3. Plastics and Rubber:
   • Filler: In plastics and rubber production, grey barytes is used as a filler to add weight, enhance durability, and improve soundproofing.
4. Automotive Industry:
   • Brake Linings and Clutches: Used as a friction material in brake pads, brake linings, and clutch plates due to its heat resistance and ability to enhance friction.
5. Construction:
   • Cement and Concrete: Added to cement and concrete mixtures in specialized applications where increased weight and density are required, such as radiation shielding in hospitals and nuclear facilities.
   • Heavy Aggregates: Used in concrete for high-density applications, such as counterweights and heavy structures.
6. Radiology:
   • Radiation Shielding: Due to its ability to absorb radiation, grey barytes is used in the production of high-density shielding materials for medical radiology, nuclear power plants, and laboratories.
7. Glass and Ceramics:
   • Opacifier: Acts as a flux in glassmaking and as an opacifier in ceramic products to reduce transparency and enhance durability.
8. Chemical Industry:
   • Source of Barium: Processed to extract barium for use in the production of chemicals like barium chloride, barium carbonate, and barium sulfate, which are used in various industrial and pharmaceutical applications.

Grey barytes is prized for its high specific gravity and inertness, making it essential for weight-specific and radiology-related applications across diverse industries.

Additional Information:

• Production Capacity: 10000 TONS
• Delivery Time: WITHIN 3 DAYS
• Packaging Details: BRAND NEW HDPE BAGS

Product Details:

Known for manufacturing, supplying, wholesaling and exporting a wide range of optimum quality Industrial Chemical, Astrra Chemicals, based in Chennai, was established in the year 1992. Offered chemical range is inclusive of Construction Chemicals, Antioxidants Chemicals and Aromatic Chemicals. Available with us at cost-effective prices, these chemicals are extremely appreciated for their compositional accuracy and high effectiveness. In addition to this, our company is engaged in manufacturing, wholesaling and exporting best quality FRP Products - Raw Materials, De-ionized Water, Industrial Solvents Essential Oils Industrial Dyes and Industrial Pigments. Our offered products are extensively used in various industrial applications and are highly demanded by the customers.

Additional Information:

• Production Capacity: 10000 Tons
• Delivery Time: IMMEDIATE

Product Details:

we are leading manufactures suppliers and exporters of quick lime calcium oxide in chennai, tamilnadu, india.

Uses & Applications of Quicklime (Calcium Oxide - CaO)

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 Industry

• Lime 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.

2. Environmental Applications

• 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.

3. Metallurgical Industry

• 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.

4. Chemical & Industrial Applications

• 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.

5. Agriculture & Farming

• 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.

6. Food & Pharmaceutical Industry

• 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.

7. Other Applications

• 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:

• Item Code: AC05
• Production Capacity: 10000 tons
• Delivery Time: 7-10 days
• Packaging Details: BRAND NEW HDPE BAGS

Product Details:

Sodium Alumino Silicate Powder

We have emerged as a prominent manufacturer, supplier, wholesaler and exporter of high quality Sodium Alumino Silicate Powder in Chennai, Tamilnadu, India

Sodium aluminosilicate is used as molecular sieve in medicinal containers to keep contents dry.

Additional Information:

• Item Code: AC268
• Production Capacity: 10000 Kgs
• Delivery Time: Within 2 to 3 days
• Packaging Details: Brand New HDPE Bags

Product Details:

High Purity Fused Alumina Powder (HPFA)

High Purity Fused Alumina Powder (HPFA) is a synthetic material derived from the fusion of high-purity alumina (Al₂O₃) in an electric arc furnace at temperatures above 2000°C. It is characterized by:

• High hardness (Mohs ~9)

• High thermal stability

• Chemical inertness

• Excellent insulation properties

• Controlled particle size and purity (≥99.9% Al₂O₃ in ultra-high purity grades)

🔧 Uses & Applications of High Purity Fused Alumina Powder by Industry: 1. Electronics & Semiconductors

• Substrate material for semiconductor components

• Filler in thermal interface materials (TIMs) due to its high thermal conductivity and electrical insulation

• Used in chip polishing and wafer lapping compounds for achieving ultra-smooth surfaces

2. Ceramics & Advanced Ceramics

• High-performance technical ceramics (e.g., spark plug insulators, crucibles)

• Transparent ceramics and sapphire growth

• Used in precision casting molds for aerospace and medical implants

3. Abrasives Industry

• Lapping and polishing of hard materials (e.g., sapphires, quartz, metals)

• Fine polishing powders for optics, precision instruments, and glass

• Used in CMP (Chemical Mechanical Planarization) for microelectronics and silicon wafer processing

4. Refractories

• High-purity castables, bricks, and monolithics for furnaces in steel, glass, and non-ferrous industries

• Crucibles and kiln furniture that require high thermal shock resistance

5. Optics & Photonics

• Precision polishing of lenses, mirrors, and optical components

• Anti-reflective coatings and ceramics for laser systems

6. Surface Coatings

• Plasma and thermal spray coatings on turbine blades and high-wear components

• Hard coatings for abrasion and corrosion resistance in harsh environments

7. Medical & Dental Applications

• Implants and dental ceramics due to its biocompatibility and hardness

• Used in prosthetic joint surfaces and surgical tools

8. Metallurgy

• Additive in specialty alloys and for lining induction furnaces

• Helps in deoxidizing and refining molten metals

9. Additive Manufacturing / 3D Printing

• As a ceramic powder feedstock in binder jetting or laser sintering for technical components

10. Aerospace & Defense

• High-purity insulators and components used in satellites and defense electronics

• Thermal barrier coatings for jet engines and rocket nozzles

Additional Information:

• Production Capacity: 10000 TONS
• Delivery Time: IMMEDIATE
• Packaging Details: BRAND NEW HDPE BAGS

Product Details:

We are leading manufacturers, supplyers, exporters and wholesaler's of Coated Calcium Carbonate. 

Coated Calcium Carbonate is a surface-treated form of precipitated or ground calcium carbonate (CaCO₃), typically coated with stearic acid or other fatty acids. This coating modifies the surface properties of calcium carbonate, improving its dispersion, hydrophobicity, and compatibility with polymers and resins, especially in non-polar systems.

It is extensively used across plastic, rubber, paint, paper, and other industrial sectors.

�� Uses & Applications by Industry 1. Plastics & Polymers

• Application: Used as a filler and functional additive in:

  • Polypropylene (PP)

  • Polyethylene (PE)

  • PVC (rigid and flexible)

  • Polystyrene (PS)

  • EVA, TPE, and other thermoplastics

• Benefits:

  • Improves dimensional stability

  • Enhances rheology (flow behavior)

  • Increases stiffness and surface smoothness

  • Reduces resin consumption, lowering cost

2. Rubber Industry

• Application: Used in natural rubber and synthetic rubbers (e.g., SBR, NBR, EPDM).

• Benefits:

  • Enhances tensile strength and abrasion resistance

  • Improves vulcanization performance

  • Provides reinforcement while reducing costs

3. Paints & Coatings

• Application: Extensively used in solvent-based and powder coatings.

• Benefits:

  • Improves gloss and coverage

  • Enhances weatherability and scrub resistance

  • Prevents settling due to excellent dispersion

  • Offers opacity boost and anti-corrosive properties

4. Adhesives & Sealants

• Application: Filler in silicone sealants, PU adhesives, and construction adhesives.

• Benefits:

  • Improves viscosity control and dimensional stability

  • Provides consistent texture and bonding strength

5. Paper & Packaging

• Application: Used in paper coatings and board fillers.

• Benefits:

  • Increases brightness, opacity, and printability

  • Enhances smoothness and ink holdout

  • Reduces usage of expensive fibers or binders

6. Cable & Wire Compounds

• Application: Added to PVC, XLPE, and other polymers used in cable insulation and sheathing.

• Benefits:

  • Improves dielectric strength

  • Provides flame retardancy

  • Enhances mechanical durability

7. Masterbatch & Compounds

• Application: Used as a carrier and extender in color and additive masterbatches.

• Benefits:

  • Offers excellent pigment dispersion

  • Enhances flow during extrusion

  • Reduces overall formulation cost

8. Thermoset Composites

• Application: In polyester resins, gel coats, BMC/DMC, and SMC composites.

• Benefits:

  • Reduces resin shrinkage

  • Improves moldability and surface quality

Product Details:

Known for manufacturing, supplying, wholesaling and exporting a wide range of optimum quality Industrial Chemical, Astrra Chemicals, based in Chennai, was established in the year 1992. Offered chemical range is inclusive of Construction Chemicals, Antioxidants Chemicals and Aromatic Chemicals. Available with us at cost-effective prices, these chemicals are extremely appreciated for their compositional accuracy and high effectiveness. In addition to this, our company is engaged in manufacturing, wholesaling and exporting best quality FRP Products - Raw Materials, De-ionized Water, Industrial Solvents Essential Oils Industrial Dyes and Industrial Pigments. Our offered products are extensively used in various industrial applications and are highly demanded by the customers.

With the aid of our team of highly dedicated professionals, we have been able to meet the bulk order requirements of production within the stipulated time frame. Our professionals, who hold expertise in their area of operations, are trained on a regular basis through seminars and workshops in order to enhance and polish their technical as well as professionals skills. Highly motivated to attain maximum customer satisfaction, our company strictly follows customer centric approach and transparent business policies, since its inception. We export our products all over the world.

Additional Information:

• Production Capacity: 100000
• Delivery Time: Immediate
• Packaging Details: 50 Kgs Brand New PP Bags