Fused Silica 5-3mm Particles Sio2 99.88% Purity for Refractory Materials

• Customization: Available
• Feature: Long Time Materials
• Refractoriness (℃): 1580< Refractoriness< 1770
• Model NO.: 5-3mm
• Type: Refractory Material
• Density: 2.2g/Cm³
• Grade: B
• Material: Silica
• Transport Package: Bag
• Specification: 1000kg/Bags
• Trademark: Wanhe
• Origin: China
• HS Code: 3207400000
• Production Capacity: 10000pieces/Year

Product Description

Product Description

Fused Silica Grade B

I. Characteristics
1. Near zero thermal expansion, extremely low thermal conductivity.
2. Excellent thermal stability.
3. High purity (the SiO2 content is above 99.88%).
4. Chemical properties are stable.
5. Special machinery production, particle size close to circular, large packing density, stable particle size distribution.
 
II. Basic Parameters
Density :2.2 g/m3
Hardness :7
Softening point :1700°C
Melting point :1750°C
Coefficient of thermal expansion :0.1
PH value :6
 
III. Chemical CompositionIV. Availability Specifications

Chemical Composition(Typical Value)
SiO2	Al2O3		Fe2O3		Na2O		K2O
99.88%	54mg/kg		14mg/kg		16mg/kg		7mg/kg
Physical Properties
Density		Moh's hardness		Melting Point		Character
2.0-2.2(g/cm3)		7		1750ºC		Few black dots

1. Block 0-60 mm
2. Granular

8-5mm	5-3mm	3-1mm	1-0mm
4-20 mesh	50-100 mesh	100-200 mesh
10-20 mesh	20-40 mesh	40-70 mesh

3. Powder
70-140 mesh, 200 mesh, 325 mesh, 500 mesh, 1500 mesh, 3000 mesh ,5000mesh

Company Information:
Xinyi Wanhe Mining Co., Ltd. is located in Xinyi City, Jiangsu Province town, is a company specializing in the production of fused quartz of private technology companies. Polysilicon crucible with fused silica level, fused silica nozzle with fused quartz secondary, unshaped refractory materials used fused quartz secondary and a variety of refractory materials with a fused quartz, whether all the technical indicators and the real application effect at home and abroad are first-class products, products in the domestic and international have achieved good performance, the company is currently with many well-known domestic enterprises and multinational corporations has a broad and close business cooperation, the company is actively expanding production capacity, continuous innovation, improve the level of process and technology, take the road to quality, better service provided to our customers.