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high alumina refractory brick
Product Detailed
1.high alumina refractory material brick
2.suit for hot blast stove
3.high chemical stablity
high alumina refractory brick for hot blast stove :
item | RL-55 | |
Al2O3 % | ≥55 | |
Fe2O3 % | --- | |
refractoriness (oC) | ≥1770 | |
softening temp under 0.2 MPa load(oC) |
≥1470 | |
Linear change of heating 1500oC, 2h | +0.1-0.4 (1500 oC ×24h) | |
Porosity, % | ≤24 |
|
pressure resistance at normal temp MPa |
≥44.1
|
|
usage:hot blast stove
features: (1) resistance high temperature
(2) endure high pressure
