Description

Lead Monosilicate is an inorganic compound with the chemical formula PbSiO₃, primarily valued for its role as a high-temperature flux and glass-forming agent. This material is essential for modifying the thermal, chemical, and optical properties of ceramic glazes, glasses, and specialized coatings. It is a critical raw material for manufacturers in the ceramics, glass, and electronics industries seeking to enhance product durability and performance.

Application

• As a primary flux and glass former in the formulation of ceramic glazes and frits, lowering melting temperatures and improving surface finish.
• In the production of specialty optical and sealing glasses, where it contributes to specific refractive indices and thermal expansion coefficients.
• As a component in electronic ceramics and dielectric materials for capacitors and insulators.
• In the manufacture of high-temperature coatings and enamels for industrial and decorative applications.
• As a stabilizer and additive in certain types of lead-based crystal glass.
• For research and development in advanced material science, particularly in vitreous and composite systems.

Basic Information

Product Name	Lead Monosilicate
CAS No.	10099-76-0
Molecular Formula	PbSiO₃
Molecular Weight	283.26 g/mol
Synonyms	Lead(II) metasilicate; Lead silicate (PbSiO3); Silicic acid (H2SiO3), lead(2+) salt (1:1); Plumbous silicate; Lead monosilicate; EINECS 233-248-7
EINECS	233-248-7

Quality Control

Our Lead Monosilicate is manufactured under strict process controls to ensure batch-to-batch consistency and high purity. Quality is verified through a series of analytical tests including assay, heavy metal limits, and particle size analysis where applicable. A Certificate of Analysis (COA) documenting key specifications is provided with each shipment and is available upon request.

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 container tightly sealed when not in use to minimize exposure to atmospheric moisture and carbon dioxide.

Specification

Item	Specification
Appearance	White to off-white powder
Assay (as PbSiO₃)	≥ 98.0 %
Lead (Pb) Content	Contact for details
Silicon Dioxide (SiO₂) Content	Contact for details
Particle Size (Typical)	< 45 μm (325 mesh)
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	Contact for details

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