Refractory manufacturer low density silica brick 95% sio2 silica brick density

$298.00 - $390.00
Min. Order
1 Ton
Company Information

Zhengzhou Kerui (Group) Refractory Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
US$ 100+
3 Years Paid Supplier Supplier Trade Assurance
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Quick Details

Port: Qingdao/Tianjin/Shanghai/Lianyungang
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram,Trade Assurance
Supply Ability: 80 Ton/Tons per Day mullite insulating brick
Place of Origin: China
Shape: Brick
Service Temperature: 1450-1550
Size: 230x114x65mm or cutomized
Color: White
MgO Content (%): -
Refractoriness (Degree): 1770&deg;&lt; Refractoriness&lt; 2000&deg;
Material: Mullite
SiC Content (%): -
Raw material: Silicon Carbide Powder
Model Number: QZGZ
Feature: High Temperature Resistant
Name: Light weight insulating silica brick
CaO Content (%): -
Brand Name: KRNC
Packing: Wooden Box
Al2O3 Content (%): -
CrO Content (%): -
SiO2 Content (%): &ge;91
Application: Industrial Furnaces
Certificate: ISO9001
Packaging Detail: Best Selling cement kiln silica brick blast stove used silica fire resistant refractory brick Wooden pallets with plastic film or according to your request.
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Refractory manufacturer low density silica brick 95% sio2 silica brick density


Product Description


The silica refractory bricks for coke ovens produced by KERUI are characterized by high purity, high strength, wear resistance and compactness, as well as high thermal shock stability, volume stability and low creep properties. Widely used in high temperature thermal equipment such as glass melting furnace, coke oven and hot air furnace. In particular, high-temperature thermal equipment can be repaired without stopping the fire.



Chemical composition%SiO2≥94≥95≥96
Refractoriness ℃171017101710
Apparent Porosity%≤22≤21≤21
Bulk Density g/cm3≥1.8≥1.8≥1.8
Cold Crushing Strength Mpa≥24.5≥29.4≥35
0.2Mpa Refractoriness Under Load≥1630≥1650≥1680
Permanent Linear Change (%)1500℃X2h0~+0.30~+0.30~+0.3
20-1000℃ Thermal Expansion1.251.251.25
Thermal Conductivity (W/MK) 1000℃1.741.741.44


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Production Process

Process of mullite.jpg 

Company Information