Premium 99.95% Mesh Ultra Quartz Silica Powder Quartz Fused Powder Silica 3-5mm Quartz Sand Fine Quartz Silica Fused Silica Sand for Semiconductor Equipment

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Product Description

📊 Basic Information
Model NO.
0-1,1-3,3-5,5-8mm,4-8,8-22,20-40,40-60,325mesh
Type
Fused Silica
Sio2 Content
≥99.95% Min
Temp Resistance
Maximum 1800℃
Mohs Hardness
7
Color
White or Transparent
MOQ
1 Ton
Bulk Density
2.2 G/M3
Origin
China
HS Code
2506100000
💎 Product Description
Fused Silica Product
Our fused quartz products are specifically classified based on SiO2 purity and application scenarios:
Grade A: SiO2 content 99.50%-99.70%

Mainly used for general refractory materials such as refractory bricks for coke ovens and hot blast furnaces, providing stable high-temperature and wear resistance.

Grade A Quartz
Grade A Quartz Display
Grade B: SiO2 content 99.80%-99.85%

Suitable for the building materials field. Low impurity content ensures the stability and durability of matched construction products.

Grade B Quartz
Grade B Quartz View
Grade B Quartz Sample
Grade C: SiO2 content 99.90%-99.95%

Applied to ordinary industrial scenarios. Impurities (Al2O3, Fe2O3) are strictly controlled, offering excellent chemical inertness for most processing needs.

Grade C Quartz
Grade C Quartz View
Grade C Quartz Detail
Core Properties Key Advantages Typical Application Scenarios
Near-zero thermal expansion + Ultra-low thermal conductivity Dimensional stability, precise temperature control, thermal shock resistance 1. Semiconductor wafer growth
2. Optical telescope lenses
3. Aerospace engine nozzles
Excellent thermal stability Resistant to high temperature (≥1500℃), long service life 1. PV polysilicon ingot furnaces
2. High-temp industrial liners
3. Precision casting sand molds
High purity (SiO2≥99.95%) Low impurity content, no metal contamination, low optical loss 1. Lithography reticles
2. Optical fiber preforms
3. High-purity reagent vessels
Stable chemical properties Acid/alkali corrosion resistance, etching resistance 1. PV cell etching tanks
2. Semiconductor wet process carriers
🚀 Industrial Applications
Semiconductor
Semiconductor Packaging
Kiln
High-Temp Kiln
Optical
Optical Instruments
PV
PV Crucible
Chemical
Chemical Anti-Corrosion
Aerospace
Aerospace Components
🏢 Company Profile
Factory Overview

Quartz is a precious mineral forged by millions of years of natural processes. Located near China's highest-grade quartz resources, we are a professional manufacturer of fused silica sand, high-purity silica sand, and refractory materials with over 18 years of industry experience.

We possess a complete and scientific quality management system and regard quality as our lifeblood. We are committed to green development, respecting the ecological environment in all operations, and fulfilling our social responsibility for sustainable growth.

📦 Packaging & Quality Control
Block Packaging
Block Type: Individually wrapped with pearl cotton + shockproof carton + pallet reinforcement.
Granular Packaging
Granular Type: Wear-resistant FIBC + PE inner liner, loading 500kg/1000kg.
Powder Packaging
Powder Type: Double-layer sealed PE bag + moisture-proof woven bag, 25kg/50kg.
Certification 1
Certification 2
Certification 3
Fused Silica Core FAQ
What is the SiO2 purity of your fused silica?
SiO2 purity ≥99.9% (customizable to 99.99% for high-end use), with ultra-low impurities such as Fe2O3 and Al2O3.
What forms and particle sizes do you offer?
We provide powder (100-3000 mesh), granules (0.1-50mm), blocks, and customized shaped parts.
Do you support customization?
Yes, we can customize purity, particle size, shape, and packaging based on specific customer drawings or samples.
What quality inspections do you provide?
We conduct full-process inspections including XRF purity tests and particle size analysis. COA, ISO9001, SGS, and MSDS are available.
What is the delivery time and shipping method?
Standard products take 7-15 working days; customized items take 15-30 working days. We offer sea, air, and express shipping with moisture-proof packaging.
Which application fields are your products suitable for?
Our products are ideal for semiconductor/photovoltaic industries, optical instruments, high-temperature kilns, electronic packaging, and aerospace.

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