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Contact Us
- Contact Person : Mr. Hou Eric
- Company Name : Zhengzhou Chengtong Refractory Co., Ltd.
- Tel : 86-371-86155206
- Fax : 86-371-86155206
- Address : Henan,Xinmi,Cuizhuang Village, Chaohua Town, Xinmi City
- Country/Region : China
Top quality Refractory brick
Product Detailed
Related Categories:Refractory
top quality Refractory brick
1. insulation refractory brick;
2. high alumina refractory brick;
3. 230x114x65mm.
Top quality Refractory brick
specifications
Item: | LZ-85 | LZ-80 | LZ-75 | LZ-65 | LZ-55 | LZ-48 | |
Al2O3 % | ≥85 | ≥80 | ≥75 | ≥65 | ≥55 | ≥48 | |
Apparent porosity % | ≤23 | ≤22 | ≤23 | ≤23 | ≤22 | ≤22 | |
Cold crushing strength Mpa | ≥55 | ≥55 | ≥53.9 | ≥49 | ≥44.1 | ≥39.2 | |
Refractoriness | ≥1790 | ≥1790 | ≥1790 | ≥1790 | ≥1770°c | ≥1750oC | |
Refractoriness under loadin 0.2MPa | ≥1550 | ≥1530 | ≥1520 | ≥1500 | ≥1450oC | ≥1420oC | |
Permanent linear change | 1500°c×2h | -0.4~0.1 | -0.4~0.1 | -0.4~+0.1 | -0.4~0.1 | -0.4~0.1 |
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1450°c×2h |
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| -0.4~0.1 | |
Application:
Hot blast furnace,coke oven,glass furnace, cement kiln, rotary kiln and other industrial kilns,etc
Top quality Refractory brick
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