Sodium Silicate

Sodium Silicate (Water Glass) is a versatile industrial chemical used in paper manufacturing, water treatment, detergents, construction, and ceramics. It acts as a binder, deflocculant, adhesive, and corrosion inhibitor. We supply high-purity Sodium Silicate in bulk across South Africa, SADC countries, and international markets.

✅ High-Purity Sodium Silicate – Liquid & Solid Forms
✅ Used in Paper, Water Treatment, Soaps, Construction & Ceramics
✅ Excellent Binding, Sealing & Dispersing Properties
✅ Available in Bulk – Drums, IBC Tanks & Custom Containers
✅ Fast Delivery Across South Africa, SADC & International Markets

Description

Sodium Silicate, commonly known as Water Glass, is a colorless to light blue liquid or white solid composed of sodium oxide (Na₂O) and silicon dioxide (SiO₂). It is valued for its excellent binding, sealing, and corrosion-inhibiting properties and is used across a wide range of industrial applications.


Specifications

Property Specification
Chemical Formula Na₂SiO₃
Appearance Colorless to light blue liquid / white solid
Solubility Highly soluble in water
pH (1% solution) 11 – 13
SiO₂/Na₂O Ratio 2.0 – 3.5 (adjustable)
Packaging 25L, 200L drums, IBC tanks, or bulk supply

Applications of Sodium Silicate

1. Paper & Pulp Industry
✅ Used as a deinking agent, adhesive, and binding agent in corrugated boxes and paperboard.
✅ Improves printability and enhances wet strength in treated paper.

2. Water Treatment
✅ Acts as a corrosion inhibitor in boiler and cooling water systems.
✅ Controls pH and removes heavy metals in wastewater.

3. Detergents & Soaps
✅ Aids in emulsifying oils and fats.
✅ Acts as a builder in detergents to soften water and improve cleaning.

4. Construction & Civil Engineering
✅ Used in cement formulation, grouting, and concrete hardening.
✅ Acts as a sealing and waterproofing agent for walls and flooring.

5. Ceramics & Foundry
✅ Serves as a binder for molds and refractory materials.
✅ Enhances heat resistance and mold precision.

6. Adhesives & Coatings
✅ Forms part of industrial adhesives, fireproof coatings, and sealants.
✅ Provides high bonding strength and thermal stability.


Benefits of Sodium Silicate

  • Versatile for use in multiple industries

  • Strong alkaline properties

  • Excellent binding, sealing, and corrosion protection

  • Cost-effective and widely available

  • Customizable SiO₂/Na₂O ratio to meet industry-specific needs


Packaging & Delivery

  • Liquid Form: 25L & 200L drums, IBC tanks

  • Solid Form: 25 kg & 50 kg bags

  • Bulk Supply: Tailored to large industrial applications

  • Fast Global Shipping: South Africa, SADC, and international delivery

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