Sodium Silicate SILCHEM Grade

Sodium Silicate – SILCHEM Grade

High-Performance Industrial Binder, Adhesive & Chemical Additive

Product Overview:
Sodium Silicate (SILCHEM grade) is a high-purity, alkaline, water-soluble compound known for its excellent adhesive, binding, and sealing properties. This versatile chemical is widely used across industries including construction, detergents, pulp & paper, ceramics, and water treatment. With a controlled ratio of silica to sodium oxide, SILCHEM-grade sodium silicate offers consistent performance and reliability in demanding applications.

Technical Specifications:

• Chemical Name: Sodium Silicate

• CAS Number: 1344-09-8

• Molecular Formula: Na₂SiO₃ (general)

• Appearance: Clear to slightly hazy viscous liquid or white powder (depends on formulation)

• Silica (SiO₂): 25–30% (adjustable based on grade)

• Sodium Oxide (Na₂O): 8–15%

• SiO₂:Na₂O Ratio: 2.0 – 3.5 (typical SILCHEM range)

• pH: 11.0 – 13.5 (1% solution)

• Solubility: Readily soluble in water

Key Applications:

🏗 Construction & Civil Engineering:

• Used as a concrete hardener, water-repellent treatment, and fireproofing agent.

• Acts as a binder in refractory materials and insulation panels.

🧼 Detergents & Cleaners:

• Enhances cleaning power and prevents scale buildup in laundry detergents and dishwashing agents.

📝 Pulp & Paper Industry:

• Improves pulp bleaching efficiency and acts as a stabilizer in peroxide bleaching.

🔬 Water Treatment:

• Serves as a corrosion inhibitor, deflocculant, and coagulant aid in industrial water systems.

🏺 Ceramics & Foundry:

• Functions as a binder for molds, glazes, and investment casting.

Advantages:

• ✅ Excellent binding and adhesive strength

• ✅ High alkalinity for enhanced chemical reactivity

• ✅ Customizable SiO₂:Na₂O ratios

• ✅ Cost-effective and environmentally safe

• ✅ Stable and long shelf life under proper storage

Packaging Options:

• Liquid Grade: Supplied in IBC tanks (1000L), drums (200L), or bulk tanker

• Powdered Grade: Available in 25 kg bags or 1000 kg jumbo bags

• Custom Packaging: Available upon request

Storage & Handling:

• Store in a cool, dry place, away from acids and incompatible materials

• Keep containers tightly sealed when not in use

• Avoid contact with eyes and skin – use PPE

• Follow safety data sheet (SDS) for proper disposal and emergency measures

Shelf Life:

• 12–24 months under recommended storage conditions

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