We supply a full range of silica sand, including: Refined silica sand & High purity silica sand

✔ SiO₂ up to 99.69%
✔ Low Fe₂O₃
✔ Customized particle size (8-1340 mesh)
✔ Stable global supply

Request a Quote Now & Get a Free Sample for Testing

What is Silica Sand?

Silica sand is a granular material composed mainly of silicon dioxide (SiO₂), widely used across industries such as ceramic processing, glass manufacturing, foundry casting, construction, and electronics.

Its industrial value depends on:

• Purity (SiO₂ content)

• Iron content (Fe₂O₃)

• Particle size distribution

Silica Sand Classification

1. Natural Silica Sand

Source: Riverbeds, beaches, sandstone deposits

Features:

• Cost-effective

• Higher impurities

• Irregular grain size

Applications:

• Construction

• Basic filling materials

2. Refined Silica Sand (Mainstream Industrial Grade)

• Processed from quartz ore through:

• Crushing

• Washing

• Acid treatment

• Magnetic separation

Advantages:

• High purity (95–99.5%)

• Low iron content

• Consistent particle size

Best choice for glass, ceramics, and foundry industries

3. High Purity & Fused Silica Sand

Production: Advanced refining or high-temperature fusion

Key features:

• SiO₂ ≥ 99.9%

• Ultra-low impurities

• Excellent thermal stability

Applications:

• Solar glass

• Semiconductors

• Optical materials

Global Sources of Silica Sand

• High-quality silica sand is mainly sourced from:

• United States – industrial and frac sand

• China - Abundant resources, strong processing capability, stable quality, and competitive pricing.

• Australia – premium low-iron silica sand

• Southeast Asia – cost-effective export materials

• Europe – high-standard industrial sand

However, specifications matter more than origin.

Main Applications of Silica Sand

Glass Manufacturing (Largest Market)

• Float glass

• Solar glass

• Container glass

Requires high purity + low iron

Foundry Industry

• Metal casting molds

• Automotive parts

Requires uniform particle size

Oil & Gas (Frac Sand)

• Hydraulic fracturing

Requires high strength and durability

Ceramics & Refractories

• Tiles, sanitary ware

• Kiln linings

High-Tech Industries

• Semiconductors

• Solar panels

• Optical fibers

Driving demand for high-purity silica sand

Why Choose Our Silica Sand?

✔ Strict quality control from raw material to final product
✔ Stable long-term supply capacity
✔ Competitive pricing with consistent quality
✔ Custom specification based on application

Get a Free Quote

Looking for a reliable silica sand supplier?

Send us your required specifications:

• SiO₂ content

• Fe₂O₃ limit

• Particle size

• Application

We will recommend the most suitable solution within 24 hours.