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Sodium Silicate Glass (Lump/Cullet)-Neutral Glass
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Key Properties
- Composition: A brittle, glass-like material that can be dissolved in water to produce liquid sodium silicate.
- Chemical Stability: Resistant to environmental conditions, making it ideal for storage and transport.
- Versatility: Available in various SiO₂:Na₂O ratios tailored to specific applications.
Applications
- Raw Material for Liquid Sodium Silicate:
- Dissolved in water under controlled conditions to produce liquid sodium silicate for industrial uses.
- Construction Industry:
- Used as an additive in cement and concrete production for enhancing durability and water resistance.
- Manufacturing of Silica Derivatives:
- Key feedstock for precipitated silica, silica gel, and zeolites used in chemical and industrial processes.
- Adhesives and Binders:
- Acts as a bonding agent in refractory materials and foundry molds.
- Pulp and Paper Industry:
- Used to improve strength and as an adhesive in paperboard products.
- Detergents:
- Processed into liquid sodium silicate, which is a crucial ingredient in detergents and cleaning agents.
- Specialty Applications:
- Used in fireproofing, insulation, and as a sealant in certain industrial applications.
Description
Advantages
- Long shelf life in its solid form.
- Easy to transport due to its durable and inert nature.
- Cost-effective as a base material for liquid sodium silicate production.
Market Trends
- Rising demand for cullet in precipitated silica production, driven by the growth of the tire and rubber industry.
- Increased use in eco-friendly construction and water treatment applications.
Key Manufacturers
- PQ Corporation
- Kiran Global Chem
- BASF SE
- Nippon Chemical Industrial Co., Ltd.
Processing and Supply
- Typically supplied as irregular lumps or crushed cullets.
- Customizable SiO₂:Na₂O ratios available based on client needs.
