Insulation brick

Product group
Refractory Bricks & Raw Materials
Origin
China

Zhengzhou Huachen Refractory Co., Ltd.

China
Zhengzhou Huachen Refractory Co., Ltd.

Supplier info

Business type
Manufacturer
Year established
2003
Location
China
Exports to
Worldwide

Insulation brick include the high alumina insulation bricks, fire clay insulation brick, silica insulation brick, mullite insulation brick...

1: Mullite Insulation brick

Item/Type JM-23 JM-26 JM -28 JM -30 JM -32
Classification temperature, Reference using temperature ( o C) ≥ 1260 1430 1540 1650 1760
Bulk density (g/cm3) 0.8 0.9 0.9 1.0 1.25
Crushing strength (Mpa) ≥ 1.3 1.6 2.1 16 16
Modulus of rupture (Mpa) ≥ 0.9 1.4 1.6 2.1 2.1
Permanent linear change ( o CX24h)% ≤ 1350 ℃ × 2 4h 0.5 1400 ℃ ×24h 0.4 1510 ℃ ×24h 0.5 1620 ℃ ×24h 0.9 1730 ℃ ×24h 0.9
Thermal conductivity (W/m.k) ≤ 800 o C 0.18 0.31 0.32 0.44 0.50
1000 o C 0.2 0.34 0.35 0.45 0.52
1200 o C - 0.40 0.41 0.47 0.56
Chemical Analysis (%) Al2O3 ≥ 37 58 67 73 77
Fe2O3 ≤ 1.0 0.8 0.8 0.6 0.4

High Alumina Insulation Brick

Item Model
LTL-0.6 LTL-0.8 LTL-1.0 LTL-1.2
Bulk density,g/cm3 0.6 0.8 1.0 1.2
Cold Crushing strength  MPa 2.0 3.98 4.98 5.98
Permanent linear change, 2%(°C×h) 1350×12 1400×12 1400×12 1400×12
Coefficient of thermal conductivity w/m.k(350±25°C) 0.25 0.29 0.35 0.45
Fe2O3% 1.8 1.8 1.8 1.8
AL2O3% 50 50 55 55
Application All industrial furnace

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