Welcome to Shandong Huayan Metallurgy anf Construction Material Co.,Ltd！！！
　●Clay Firebrick Exported to ltaly
　●Clay Firebrick Used in Steel Industry、
　　Chemical Industry and Power Industry
　●Firebricks Used for Coke Oven
　●High Alumina Firebrick
　●Abrasive Firebrick in Circulating
　　Fluidized Bed Boiler
　●Acid-resistant Brick Used for Chimney
　●High Strength Micro-Bead Insulating Brick
　●Alumina-Silicate refractory cellucotton
　　products
　●Abrasion and Fire Resistant Casting
　　Material in Circulating Fluidized Bed
　　Boiler
　●High Strength Refractory Castable
　●Strengthened Corundum Refractory Casting
　　Material
　●Light-Weight Pouring Material
　●High-Quality Refractory Mortar
　●Various Non-conventional Types of Bricks
　　for Tunnel Kiln Of Gangue Bricks
　●Light Weight High Alumina Refrac-tory
　　Hanger Plate for Tunnel Kiln of Gangue
　　Bricks
 
 
 
项目
Item
指标
Indexes
N－1
N－2a
耐火度/Refractoriness (℃)
1750
1730
2Kgf/cm2荷重软化开始温度 （℃）
Refractoriness under load
≥1400
≥1350
重烧线变化 ％ 1400℃，2h
Permanent Linear Change
-0.4
-0.3
显气孔率/Apparent Porosity ％
≤22
≤23
常温耐压强度/Cold crushing strength MPa
≥35
≥32
热震稳定性次数/Thermal shock resistance
 
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