insulation Firebrick(fireclay bricks,heat resistant bricks,refractory fire brick,insulated fire brick)
1.Description
This product uses high-grade hollow ball and clay as the main raw materials, made by high temperature sintering. With features of High strength, low thermal conductivity, suitable for 1350 ℃ below’s furnace insulation and lining materials.
2.Parameter
item NG-1.5 NG-1.3 NG-1.0 NG-0.9 NG-0.8 NG-0.7 NG-0.6 NG-0.5 NG-0.4
Density g/cm3≤ 1.5 1.3 1.0 0.9 0.8 0.7 0.6 0.5 0.4
Compressive strength Mpa≥
7.0 5.0 3.5 3.0 3.0 2.5 2.0 1.0 0.5
linear change on reheating≤2%×2h Lab Temperature ℃ 1400 1350 1350 1300 1250 1250 1200 1150 1150
thermal conductivity350℃±25 ℃ W/m.k 0.6 0.55 0.4 0.35 0.35 0.30 0.25 0.20 0.20
1.Description
This product uses high-grade hollow ball and clay as the main raw materials, made by high temperature sintering. With features of High strength, low thermal conductivity, suitable for 1350 ℃ below’s furnace insulation and lining materials.
2.Parameter
item NG-1.5 NG-1.3 NG-1.0 NG-0.9 NG-0.8 NG-0.7 NG-0.6 NG-0.5 NG-0.4
Density g/cm3≤ 1.5 1.3 1.0 0.9 0.8 0.7 0.6 0.5 0.4
Compressive strength Mpa≥
7.0 5.0 3.5 3.0 3.0 2.5 2.0 1.0 0.5
linear change on reheating≤2%×2h Lab Temperature ℃ 1400 1350 1350 1300 1250 1250 1200 1150 1150
thermal conductivity350℃±25 ℃ W/m.k 0.6 0.55 0.4 0.35 0.35 0.30 0.25 0.20 0.20
Main Products
refractory brick,silicon carbide kiln furniture,firebrick