classification

PRODUCTS
PRODUCTS
  • Mullite light-weight brick
  • Application:
    Suspended ceiling, wall and heat insulation lining material of various industrial furnaces, such ?as bell-type furnace, heating furnace, cracking furnace, thermal treatment furnace, shuttle kiln,tunnel furnace, roller kiln, enamel kiln etc.
    Feature:
    High dimensional accuracye
    White appearancee
    Uniform structuree
    Low thermal conductivity
    Good thermal shock stability
    It can be processed into special shape, so as to reduce the numbers of bricklaying and joint

    Physical and chemical indicators:

    Name of commodity
    Performance and index
    Hh23 Hh26B Hh26A Ha28 Hh30 Hh32
    classify of temp(℃) 1250 1250 1300 1400 1500 1550 1600
    Density(kg/m3) 500 600 800 800 900 1000 1100
    Heavy firing shrinkag (℃x4 hour) 0.4 (1200) 0.4 (1230) 0.4 (1300) 0.5 (1400) 0.7 (1500) 0.7 (1550) 0.7 (1600)
    Compressive strength(Mpa) 1.0 l.1 1.8 1.9 2.5 2.8 3.0
    Flexural strength(Wpa) 0.7 0.8 1.2 1.2 1.4 1.6 1.8
    Heat conductivity 350℃(/mk) 0.15 0.15 0.26 0.26 0.33 0.38 0.43
    Heat expansion(℃) 0.46 (1000) 0.46 (1000) 0.46 (1000) 0.47 (1000) 0.48 (1000) 0.48 (1000) 0.49 (1000)
    Chemical composition (%) AL2O3 40 52 56 65 72 78
    Fe2O3 1.0 0.85 0.8 0.8 0.7 0.5

    Product Name
    Performance and index
    B1 B2 B4 B5 B6 B7 C1 C2
    classify of temp(℃) 900 1000 1200 1300 1400 1500 1300 1400
    Density(kg/m3) 650 650 780 780 870 960 60 140
    Heavy firing shrinkages (℃x4 hour) 0.68 (900) 0.8 (1000) 0.30 (1200) 0.30 (1300) 0.60 (1400) 0.90 (1500) 0.70 (1300) 0.80 (1400)
    Compressive strength(Mpa) 3.0 3.2 1.2 1.4 2.4 3.6 4.4 5.7
    Flexural strength(Wpa) 1.5 1.8 0.7 0.8 1.8 2.0 2.5 3.1
    Heat expansion(℃) 0.10 (900) 0.23 (1000) 0.50 (1000) 0.50 (1000) 0.48 (1000) 0.50 (1000) 0.50 (1000) 0.50 (1000)
    Chemical composition (%) AL2O3 12 12 41 41 41 62 40 41
    Fe2O3 4.2 3.6 1.2 1.2 1.4 0.9 1.2 1.2

    The actual parameters can be adjusted according to the requirements of users.

Dongtai Huanghai Refractcries Factory all right reserved
Contact:Zhai Zhi Hui 18962038246 Tel:0086-0515-85545098
Fax:0086-0515-85541768 Email:zzh@ Website:http://www.
Add:Dongtai Hougang Town Industrial Park, Jiang Su Province Record number: Technical support:
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