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JM series of insulating firebrick

JM series of insulating firebrick

JM series of insulating firebrick are produced with unique processes. The bond developed is a ceramic bond that is formed by high temperature firing. This produces bricks that are very stable and strong at temperatures higher than 3250°F (1788°C).
Features:
· High temperature insulating firebrick with use limits up to 3250°F (1788°C)
· Excellent strength and thermal stability
· Low heat storage
· High purity
· Excellent thermal conductivity
Applications:
· Atmosphere furnace
· Forge furnaces
· Ethylene furnace sidewalls
· Ceramic kilns
· High temperature back-up insulation
· Carbon baking furnaces
· High temperature kiln linings
· Removable furnace doors
 

Item
Al2O3
 Fe2O3%
 B.D(kg/m3)
 CCS(Mpa)
PLC% of VOL
 at(C)
T.C(350c) 
Classficition Temp.(C) 
 JM23
 38.0
 0.8 
 500 
 1.5
 -0.5 
 1230 
 0.17 
 1250 
 JM26
 63.0
 0.9
 900
 4.0
 -0.7
 1400
 0.33
 1420
 JM28
 69.8
 0.6
 1000
 5.0
 -0.9
 1510
 0.40
 1520
 JM30
 75.0
 0.5
 1200
 8.0
 -1.0
 1620
 0.56
 1630
 JM32
 98.0
 0.3
 1500
 12.0
 -0.6
 1730
 0.66
 1760