Verified Company
Zibo Hitech Material Co., Ltd.
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1.Al2O3:70%~85%
2.High bulk density and refractoriness under load
3.Extra fine quality with competitive price
4.ISO 9001:2000
Company profile:ZIBO HITECH MATERIAL CO., LTD is the specialized manufacturer and supplier of refractory in China, Our products mainly include refractory bricks, refractory castable, refractory precast shape, insulating brick etc. For refractory castable and precast shape they are very popular in the Europe, North American area.
Type:We can supply High Alumina Bricks, Fireclay Bricks, Low Porosity Fireclay Bricks, Mullite Bricks, Corundum Bricks, AZS Bricks, Magnesite Bricks, Magnesia chrome bricks,Zircon Bricks,insulating Bricks etc.
Advantage: The accurate contour size,Stable performance,High bulk density,High cold crushing strength.
Application:They are the first selected super materials for glass furnaces, heating furnaces chemical kilns and metallurgic furnaces.
Specification:
AZS Refractory bricks
Index Product | AZS-41 | AZS-36 | AZS-33 | |
ZrO2(%)≥ | 40 | 35 | 32 | |
SiO2 (%)≤ | 12.5 | 14 | 14 | |
Na2O≤ | 1.2 | 1.8 | 1.4 | |
Fe2O3≤ | 0.15 | 0.15 | 0.15 | |
TiO2≤ | 0.10 | 0.10 | 0.10 | |
B.D. (g/cm3) ≥ | 4.12 | 3.98 | 3.84 | |
C.C.S (Mpa) ≥ | 350 | 350 | 350 | |
Linear Thermal Expansion (%) | At 1000°C | 0.80 | 0.80 | 0.80 |
At 1500°C | 0.80 | 0.80 | 0.80 | |
Thermal Conductivity | At 600°C | 3.3 | 3.4 | 3.2 |
At 1500°C | 3.5 | 3.6 | 3.5 | |
Electrical Resistance | At 1000°C | 400 | 200 | 240 |
At 1500°C | 90 | 55 | 65 | |
Glass Phase Exudation(%)1500°C*16hr | ≤2 | ≤3 | ≤3 | |