Products
Sillimanite brick
Zhengzhou Xinzhongke Industrial Group Co., Ltd. is a green, innovative, energy-saving, environmentally friendly, digital and intelligent new high-temperature thermal insulation material production base and is specialized in producing chrome corundum bricks, chrome zirconium corundum bricks, zircon bricks, fused and re-sintered corundum mullite bricks, sintered AZS bricks, sillimanite bricks, sintered mullite bricks, zirconium mullite bricks, high temperature alumina bubble bricks, clay insulation bricks, high alumina insulation bricks, mullite insulation bricks, corundum mullite lightweight bricks and other new products.
Detail
Standard brick specification: 230*114*65mm
Product advantages: The product has good high temperature thermal stability and can resist the erosion of glass liquid, and has little pollution to glass liquid.
Product introduction: The product can be made into channel brick, flow trough, material basin, fire-blocking slag brick, front and rear arch brick, burner block and cover board brick. Meanwhile, the supporting masonry mud is also provided. The company has its own R&D center, laboratory and automated production line.
Physical and chemical indicators
Serial number | Project | Indicators | ||
Pressed | pouring type | |||
1 | Chemical composition | Al2O3/% | ≥60 | |
2 | Fe2O3/% | ≤ 1.0 | ||
3 | Physical properties | Volume density/(g/cm3) | ≥2.4 | |
4 | Apparent porosity/% | ≤20 | ||
5 | Compressive strength under normal temperature/MPa | ≥75 | ≥60 | |
6 | Refractoriness under load(0.2MPa,T0.6)/℃ | ≥1600 | ≥1450 | |
7 | Thermal shock resistance(1100℃ ,water cooling)/time | ≥25 | ||
8 | Permanent linear change on heating(1400℃*2h)/% | -0.2~ ﹢ 0.2 |
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