Gold Member Since 2007
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Qingdao Western Coast Advanced Materials Co., Ltd.

Refractory Bricks, Insulating Bricks, Insulation Brick manufacturer / supplier in China, offering Mullite Insulating Bricks, Insulation Fire Brick, Refractory Brick, The Coke Oven Silica Bricks, Porous Silica Brick Light Weight Silica Bricks and so on.

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Supplier Homepage Product Insulating Bricks & Materials Mullite Insulating Bricks, Insulation Fire Brick, Refractory Brick

Mullite Insulating Bricks, Insulation Fire Brick, Refractory Brick

FOB Price: US $0.6 / Piece
Min. Order: 668 Pieces
Min. Order FOB Price
668 Pieces US $0.6/ Piece
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Production Capacity: 5,000,000 PCS Standard Bricks
Transport Package: Wooden Pallets
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: WAM23, WAM26, WAM28, WAM30, WAM32
  • Feature: Long Time Materials
  • Shape: Brick
  • Size: According to The Drawings
  • Specification: SGS
  • HS Code: 69022000
  • Refractoriness (℃): 1580< Refractoriness< 1770
  • Type: Heat-Resistant Material
  • Material: Alumina Block
  • Trademark: WAM
  • Origin: China
Product Description
Mullite insulating bricks characteristics and advantages:
1. Lower content of iron, alkaline and impurities, good high temperature properties.
2. Homogeneous structure, light weight, energy saving because lower heat storage in the furnace during cooling cycles.
3. High strength, good thermal shock resistance under high temperature.
4. Precise sizes due to grinding and shaping after firing, which meets the requirement of construction.
Physical and Chemical Properties of insulating  brick





Index /brandWAM-20WAM-23WAM-25WAM-26WAM-28WAM-30WAM-32
Classification temperature    o C                                    1230126013501430154016501760
F                  2246230024622606280430023200
Bulk density     kg/m 352058080080089010301250
Ib/ft 33236505055.56478
Modulus of rupture      MPa                                0.70.91.41.51.61.72
Ib/in 2102131203218232247290
Cold crushing strength     MPa                        1.21.22.02.02.62.83.4
Ib/in 2           174174363348377406493
Permanent Liner Change    %          -0.1-0.1-0.5-0.5-0.8-0.9-0.9
o C x hour1230X241230X241350X241400x241510x241620x241730x24
    400 o C0.170.170.240.240.300.400.49
Thermal conductivity600 o C0.190.190.280.270.320.420.50
(W/m. k)800 o C0.220.220.320.300.350.440.51
1000 o C0.240.250.370.320.380.450.53
1200 o C  --  --  --0.350.390.470.55
Al2O3        %45454555657276
Fe2O3    %0.70.70.650.60.30.30.3
SiO2    %50505042332622
TiO2    %1.31.21.31.10.90.50.3
CaO+ MgO   %0.50.70.60.30.20.30.2
K2O+ Na2O  %1.01.31.11.10.80.20.1
The above datas are subject to normal manufacturing variations and change without notice. Results should not be used for specification purpose.
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