Insulaton Corundum-SiC Brick

Type:HY
Supply Ability:150T/D
Delivery:15-30days
Application:cement, electric power, metallurgy, chemical industry and other industry

 


Outstanding performance enables Ruitai to offer optional and optimal refractory heating solutions to transition zone and Grate cooler of cement kiln. Two layers of different refractory material ensures long service time and energy saving,one is ceramic fiber board, the other is corundum-SiC Brick.

Application

1.LTZ/UTZ

2.Grate Cooler

Physical properties

a.Strong thermal shock resistance

b.High Infiltration Resistance

c.Strong abrasion resistance

d.High chemical attack resistance

e.Energy saving

f.Low thermal conductivity

Raw materials

1.Special high alumina fireclay

2.Silicon carbide

3.Ceramic fiber board

Parameters

Name Corundum Mullite Composite Insulation Bricks
Heavyweight part Lightweight part
Chemical composition(%) Al2O3 ≥65 ≥45
Apparent porosity(%) ≤19 /
Volume density(Kg/m3) ≥2.7 ≤2.2
Cold compressive strength(MPa) ≥100 ≥20
0.2MPa Load softening temperature(℃) ≥1650 ≥1300
Thermal shock stability(times)1100℃ water-cooling ≥15 /
Thermal conductivity (w/m.k) 320±25℃ 2.0 1.0

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