Calcium Silicate
White to off-white, free-flowing powder · CAS 1344-95-2
Overview
Calcium Silicate (CAS 1344-95-2) is one of the salts & minerals products Suraj Chemicals supplies to industrial, institutional and manufacturing buyers across India from our Chennai base. It is commonly used for anticaking/free-flow agent in table salt, powdered food and spice blends (e552); thermal-insulation board and pipe-lagging manufacture; carrier/absorbent base in cosmetic powders and animal-feed premixes, among other applications in the salts & minerals category. We pack Calcium Silicate in 25 kg bags, and can arrange bulk, drum or tanker quantities for larger requirements — full characteristics, applications and downloadable documentation are below, or you can request a quote directly.
Specification Sheet — Characteristics
Download Specification Sheet (PDF)| Characteristics | Specifications |
|---|---|
| Assay (CaSiO3) | 95% Min |
| Moisture | 5% Max |
| Bulk Density | 0.2 – 0.3 g/mL |
| pH (10% Suspension) | 8.5 – 10.5 |
| Heavy Metals (as Pb) | 10 ppm Max |
Values above are well-established typical/standard specification properties for this product, compiled from published technical references — not a batch-specific lab report. Figures can vary batch to batch — request a current certificate of analysis with your order.
Applications
- Anticaking/free-flow agent in table salt, powdered food and spice blends (E552)
- Thermal-insulation board and pipe-lagging manufacture
- Carrier/absorbent base in cosmetic powders and animal-feed premixes
- Reinforcing filler in rubber and plastics
Frequently Asked Questions
What is Calcium Silicate?
Calcium Silicate is supplied by Suraj Chemicals as white to off-white, free-flowing powder, identified by CAS number 1344-95-2. It falls under our Salts & Minerals range — see the Specification Sheet table above for its full characteristics.
What is Calcium Silicate used for?
Typical applications include: Anticaking/free-flow agent in table salt, powdered food and spice blends (E552); Thermal-insulation board and pipe-lagging manufacture; Carrier/absorbent base in cosmetic powders and animal-feed premixes; Reinforcing filler in rubber and plastics.
How should Calcium Silicate be stored and handled?
Store in a cool, dry place; non-combustible.
What packaging and pack sizes does Suraj Chemicals supply Calcium Silicate in?
25 kg bags. Contact us if you need a different pack size, or a bulk/tanker quantity.
What is the shelf life of Calcium Silicate?
Typically around 24 months from date of manufacture when stored in original, unopened packaging under normal warehouse conditions, consistent with standard industry practice for this class of chemical. As with any industrial chemical, request the current batch's manufacturing date and a fresh certificate of analysis for orders where exact remaining shelf life matters.
Is Calcium Silicate hazardous to handle?
Yes — Calcium Silicate is alkaline (pH 8.5 – 10.5) and can irritate skin and eyes on direct contact; combustible and should be kept away from heat and ignition sources. Follow the storage and handling guidance above, use appropriate PPE, and download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details.
Is a Specification Sheet, TDS or MSDS available for Calcium Silicate?
Yes — a downloadable Specification Sheet (PDF) with full characteristics and specifications is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Calcium Silicate is also available above.
Can I get a sample or discuss order quantity for Calcium Silicate?
Yes — use the Request Price & Availability button or WhatsApp us with your required quantity, and our team will confirm pricing, minimum order quantity, sample availability and delivery timelines for Calcium Silicate.