Refractory Products of Fire Clay Bricks Used in Kln Lining, Boiler,Incinerator,Dryers,Oven,etc
Product description:
fireclay bricks, which have alumina content less than 48%, are generally applied to heating environment with temperature
maximal around 1400°C. Commonly in kiln lining, boiler, incinerator, dryers, oven, etc. Customized shaped bricks are available
upon customer's requestPerformance Characters:
1.Good resistance to corrosion and abrasion
2.Perfect thermal shock resistance
3.Good spalling resistance
4.High mechanical strength
5.Good volume stability under high temperature
Main Application:
It is mainly used for carbon furnace, baking furnace, heating boiler, glass furnace, cement kiln, fertilizer gasification furnace,
blast furnace, the hot blast stove, coking furnace, furnace, casting and casting steel brick, etc.
Standard size:
230x114x65mm, special size and OEM service are provided, too.
Bisected Fire Clay Brick: 230x115x20mm
Trisected Fire Clay Brick: 230x115x30mm
Quartered Fire Clay Brick: 230x115x40mm
Physical and chemical index:
Fireclay Brick
Item/Grade SK-30 SK-32 SK-34 SK-35
AL2O3% (≥) 30 35 38 45
Fe2O3% (≤) 2.5 2.5 2. 2
Refractoriness(SK) 30 32 34 35
Refractoriness underload, 0.2MPa, °C (≥) 1250 1300 1360 1420
Apparent porosity (%) 22-26 20-24 20-22 18-20
Bulk density (g/cm³) 1.9-2.0 1.95-2.1 2.1-2.2 2.15-2.22
Cold crushing strength ,MPa (≥) 40 45 30 40