light weight insulaing bricks,refractory bricks

We are a company specializing in manufacture of mullite insulating bricks. Our products are widely applied in middle and high temperature furances in the field of metallurgy, Aluminum, Petrochemical, Ceramics, Power and Glass industry,etc.The production is directly manufacture according to ASTM, JIS and DIN standard, that was certified by ISO9001:2008 quality management system. The production capacity is 5,000,000 pieces of standard bricks per year.

Specification:
WAM-30: Classification temperature: 1650?; Bulk density: 1.03g/cm3; Cold crushing strength: 2.8 MPa; Moudulus of rupture: 1.7MPa; Permanent Liner Change(1620?X24h): -0.9%; Thermal conductivity((W/m.k)): 400?/0.40 600?/0.42 800?/0.44 1000?/0.45 1200/0.47; Al2O3: 72%; Fe2O3: 0.6%; SiO2: 26%; K2O+ Na2O: 0.2%
light weight insulaing bricks,refractory bricks