classification

PRODUCTS
PRODUCTS
  • Alumina hollow ball brick-alumina insulating brick
  • Application:
    Used for lining heat-protection material of industrial furnaces in industries such as metallurgy, petrochemical, magnetic materials, powder metallurgy, machinery and electron. etc
    Feature:
    Add composite binding agent based on the host materials alumina hollow ball and a-Al203, vibration and pressurization for molding, it is of high temperature of load soften-ing, small vibration burning wire, which is the ideal lining material of industrial furnace below 1800C
    Physical and chemical indicators:

    Name of commodity
    Performance and index
    Alumina hollow ball product Alumina insu lat ing brick
    Bulk density (℃) 1.2—1.5 1 1.2
    Compressive strength at ambient temp Mpa 10 4 5
    Linear change on reheating ℃×hr % ≤ 1800×40.3 1650×60.4 1650×60.3
    Apparent porosity % 60-70    
    A12O3% ≥ 98.5 88 92
    SiO2% ≤ 0.2    
    Fe2O3 % ≤ 0.1 0.4 0.4
    Heat conductivity≤350±20℃w/m.k 0.6-0.9 0.5 0.65
    Highest use temp ℃ 1800 1500 1550
    Load softening temp ℃ 1750    
    Heat shock stability ℃/times 1100 Air cooling>20    

    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:
友情链接:    V8彩票手机官网登录   豆瓣彩票投注   瓜子彩票计划   永盛彩票代理   豆瓣彩票首页