Product Details:
| Minimum Order Quantity | 100 Kg |
| Purity | 95 - 96% |
| Physical State | Powder |
| Grade Standard | Technical Grade |
| Packaging Size | 50 Kg |
| Packaging Type | Bag |
| CAS No | 1305-62-0 |
| Brand | Astrra Chemicals |
| Packaging | 50 Kg HDPE Bag |
| Form | Powder |
| Chemical Formula | Ca(OH)2 |
| Fragrance | Odourless |
| Density | 2.21 g/cm3 |
| Melting Point | 580 Deg C |
| Molar mass | 74.093 g/mol |
Uses & Applications of Calcium Hydroxide (Hydrated Lime) – 95–96% Purity across various industries:
🔹 1. Construction IndustryMortar and Plaster: Acts as a binder for sand and water, improving workability, plasticity, and water retention.
Whitewash & Limewash: Used for aesthetic coating and protection from insects and bacteria.
Soil Stabilization: Improves the bearing capacity of soil for roads and foundations.
AAC Blocks & Fly Ash Bricks: A key ingredient in autoclaved aerated concrete production.
pH Adjustment: Neutralizes acidic water and industrial effluents.
Softening of Water: Precipitates calcium and magnesium salts to reduce hardness.
Sludge Treatment: Aids in dewatering and pathogen reduction in sewage sludge.
Flue Gas Treatment: Captures and neutralizes acidic gases like SO₂ and CO₂.
Odour Control: Treats waste materials to control hydrogen sulfide and ammonia emissions.
Landfill Leachate Treatment: Neutralizes acidic byproducts in landfills.
Reagent in Chemical Synthesis: Used in production of calcium stearate, calcium hypochlorite (bleaching powder), and other calcium compounds.
pH Control in Chemical Reactions
Oil Refining: Removes impurities from petroleum products.
(Only if specified as food/pharma grade)
Acidity Regulator (E526): Used in food processing for pH control.
Sugar Industry: Used in sugar refining to purify juice extracted from sugarcane/beets.
Soil pH Correction (Liming): Reduces soil acidity, enhances nutrient availability.
Pesticide Formulations: Used as a carrier and stabilizer in Bordeaux mixture.
Animal Feed Additive: Supplement in cattle feed for calcium enrichment.
Pulp Bleaching and pH Control: Used in the Kraft process for chemical recovery and neutralization.
Dehairing Agent: Used in tanning process to remove hair from hides and soften them.
Flux in Steel Making: Removes impurities like sulfur and phosphorus from molten metal.
Gold Mining: pH control during cyanidation process for gold extraction.
Used in formulations requiring alkaline environment and to improve durability of coatings.
Additional Information:
Product Details:
| Minimum Order Quantity | 50 Kg |
| Usage/Application | Food industry,Water treatment,Cosmetic and Pharmaceutical industry |
| Brand | Astrra Chemicals |
| CAS No | 1305-62-0 |
| Form | Powder |
| Packaging | 25 Kg HDPE Bag |
| Chemical Formula | Ca(OH)2 |
| Density | 2.21 g/cm3 |
| Molar mass | 74.093 g/mol |
Hydrated Lime Powder, chemically known as Calcium Hydroxide (Ca(OH)₂), is produced by adding water to Quicklime (CaO). With 80% purity, it finds applications in various industries due to its alkaline nature and reactivity. Below are its major uses and applications:
1. Construction & Building IndustryMortar & Plaster: Enhances durability, flexibility, and water resistance in masonry.
Whitewashing: Used for wall coating to prevent fungal growth and enhance aesthetics.
Soil Stabilization: Improves soil strength for roads, foundations, and embankments.
Autoclaved Aerated Concrete (AAC) Blocks: Acts as a binder in lightweight construction materials.
Drinking Water Purification: Adjusts pH and removes impurities like heavy metals.
Wastewater Neutralization: Helps in treating industrial effluents by neutralizing acids and removing contaminants.
Flue Gas Treatment: Used in power plants and industries to absorb sulfur dioxide (SO₂) and reduce emissions.
Steel Manufacturing: Used as a fluxing agent to remove impurities in iron and steel production.
Chemical Processing: Acts as a reagent in producing calcium-based chemicals like calcium stearate and calcium soaps.
Sugar Refining: Removes impurities in sugar mills through the carbonation process.
Soil Treatment: Neutralizes acidic soils, enhances fertility, and improves crop yield.
Animal Feed Additive: Provides calcium for livestock nutrition.
Pest & Disease Control: Used as a disinfectant in poultry farms and animal sheds.
Food Additive: Used in pickling, corn tortilla production, and sugar refining.
Pharmaceutical Applications: Utilized in medicinal and dental products like antacids and dental fillings.
Leather Industry: Helps in the dehairing and preparation of hides before tanning.
Paper & Pulp Industry: Used in the causticizing process for white liquor preparation.
Petroleum Industry: Assists in refining processes by removing sulfur compounds.