Description

Alphadicalciumsilicatehydrate is a specialized synthetic calcium silicate hydrate compound, identified by CAS NO 111811-33-7. This engineered material is valued for its controlled reactivity and specific surface properties, making it a critical functional additive in advanced industrial formulations. It is primarily utilized by manufacturers in the construction, polymer composite, and specialty chemical sectors seeking to enhance product performance and stability.

Application

• As a functional filler and rheology modifier in high-performance sealants and adhesives.
• As a reinforcing agent and flame retardant synergist in polymer composites and cable compounds.
• As a stabilizing and anti-caking agent in powdered construction materials like dry-mix mortars.
• In the formulation of advanced cementitious materials for controlled setting and improved durability.
• As a carrier or adsorbent in specialty chemical and agricultural applications.
• In the production of acid-resistant and refractory materials.

Basic Information

Product Name	Alphadicalciumsilicatehydrate
CAS No.	111811-33-7
Molecular Formula	Ca2SiO4·xH2O
Molecular Weight	Contact for details (variable based on hydration)
Synonyms	α-Dicalcium Silicate Hydrate; α-Ca2SiO4 Hydrate; Calcium Silicate Hydrate (alpha phase); Belite Hydrate; Synthetic Tobermorite-like compound; C-S-H (I); α-Dicalcium Hydroxyl Silicate
EINECS	Contact for details

Quality Control

Our Alphadicalciumsilicatehydrate is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent chemical composition, phase purity, and physical properties critical for your application performance. Certificates of Analysis (COA) detailing key parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, store in a cool, dry place at room temperature (15-25°C) with low humidity. Keep the container tightly sealed after each use to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	White to off-white fine powder
Identification (XRD)	Complies (α-Dicalcium Silicate Hydrate phase)
Assay (as Ca2SiO4·xH2O)	≥ 95.0%
Loss on Drying (LOD)	≤ 5.0 %
Particle Size (D50)	Contact for details
Specific Surface Area (BET)	Contact for details
pH (in suspension)	10.0 - 12.5

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.