Verified Company
Zibo Hitech Material Co., Ltd.
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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.
Advantage:Our Refractory Brick: with high refractoriness and mechanical behavior under high temperature,Refractory brick is the necessary material of high- temperature service, mainly use for industrial furnaces and kilns and thermal equipments.
Type:We can supply High Alumina Bricks, Fireclay Bricks, Low Porosity Fireclay Bricks, Mullite Bricks, Corundum Bricks, AZS Bricks, Magnesite Bricks, Zircon Bricks,insulating Bricks etc.
Application:Mainly used for coke oven of coking chamber and combustion chamber partition, steel open hearth of regenerative chamber and sediment chamber, soaking furnace, glass melting furnace, refractory silica brick materials and ceramic firing kiln and kiln of the vault and other supporting parts. Also used in hot blast stove of high temperature bearing parts and acid open hearth furnace roof.
Specification
High quality silica bricks
Index Product | High quality silica brick | |
SiO2 % ≥ | 95 | 96 |
Fe2O3% ≤ | 1.2 | 0.8 |
Casting Index(Al2O3+2R2O3)% ≤ |
| 0.5 |
True Density g/cm3 ≤ | 2.34 | 2.34 |
Refractoriness°C≥ | 1710 | 1730 |
0.2Mpa refractoriness under load ≥°C | 1650 | 1680 |
Apparent Porosity%≤ | 22 | 22 |
Cold crushing strength ≥Mpa | 29.4 | 35 |
Reheating Linear Change1450°C×.2h ≤% | +0.2 | +0.2 |