Description

Cupric Silicate is an inorganic compound with the chemical formula CuSiO3. This specialized material is valued for its unique combination of copper and silicate properties, making it a critical component in high-performance industrial applications. It is primarily utilized by manufacturers in the ceramics, glass, and specialty coatings industries seeking to impart specific functional characteristics to their products.

Application

• Ceramic Glazes and Pigments: Acts as a colorant and fluxing agent to produce distinctive blue and green hues in pottery, tiles, and sanitaryware.
• Specialty Glass Manufacturing: Used as a coloring agent and to modify the thermal and chemical resistance properties of technical and decorative glass.
• Antifouling and Marine Coatings: Serves as a bioactive component in coatings for ship hulls to prevent the growth of marine organisms.
• Catalyst and Catalyst Support: Employed in certain chemical synthesis and petroleum refining processes due to its catalytic activity.
• Wood Preservation: Functions as a fungicidal and insecticidal agent in preservative treatments for lumber and timber.
• Flame Retardant Additive: Incorporated into polymers and textiles to enhance fire resistance properties.

Basic Information

Product Name	Cupric Silicate
CAS No.	16509-17-4
Molecular Formula	CuSiO3
Molecular Weight	139.63 g/mol
Synonyms	Copper(II) silicate; Copper metasilicate; Silicic acid (H2SiO3), copper(2+) salt (1:1); Cupric metasilicate; Copper silicate (CuSiO3); CI 77411 (when used as a pigment)
EINECS	240-591-1

Quality Control

Our Cupric Silicate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and compliance with industrial-grade specifications. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as copper content, silicate content, and impurity levels. Our quality management system is designed to meet the rigorous demands of global industrial supply chains.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong acids. The product is hygroscopic (moisture-sensitive); ensure containers are sealed after each use to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	Blue-green to green powder
Identification (IR)	Conforms
Assay (as CuO)	Min. 45.0 %
Assay (as SiO2)	Min. 40.0 %
Loss on Drying	Max. 2.0 %
Particle Size (325 mesh residue)	Max. 1.0 %
Heavy Metals (as Pb)	Max. 20 ppm
Arsenic (As)	Max. 3 ppm

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