Description

Tricalcium Silicon Pentaoxide is an inorganic compound with the chemical formula Ca3Si2O7. This material matters for its role as a key intermediate and functional component in advanced ceramic and refractory formulations, offering high-temperature stability and specific chemical resistance. It is primarily needed by manufacturers in the ceramics, construction materials, and metallurgical industries for developing specialized products.

Application

• As a raw material in the production of advanced technical ceramics and glass-ceramics.
• As a key component in specialized refractory bricks and cements for high-temperature furnaces.
• In the formulation of certain types of hydraulic cements and construction binders.
• As an additive in metallurgical fluxes and slag conditioning agents.
• In the synthesis of other calcium silicate-based materials and phosphors.
• As a potential starting material for bioactive ceramics research.
• In the manufacturing of certain types of insulation materials.

Basic Information

Product Name	Tricalcium Silicon Pentaoxide
CAS No.	12168-85-3
Molecular Formula	Ca3Si2O7
Molecular Weight	328.40 g/mol
Synonyms	Calcium Silicate (3:2); Tricalcium Disilicate; Calcium Pyrosilicate; Dicalcium Silicate Monocalcium Salt; Ca3Si2O7; 3CaO·2SiO2; Rankinite (mineral form)
EINECS	235-336-9

Quality Control

Our Tricalcium Silicon Pentaoxide is produced and tested under a stringent quality management system. Each batch undergoes rigorous analysis to ensure consistent chemical composition, purity, and physical properties. A comprehensive Certificate of Analysis (COA) detailing assay, impurity levels, and physical specifications is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be kept away from moisture and incompatible materials such as strong acids.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (XRD)	Conforms to structure
Assay (as Ca3Si2O7)	≥ 98.0 %
Particle Size (D50)	Contact for details
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Iron (Fe)	≤ 0.1 %
Aluminum (Al)	≤ 0.1 %

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