Loading Port:Qingdao
Payment Terms:TT or LC
Min Order Qty:17 m.t
Supply Capability:10000 m.t/month
General Information
CMAX fireclay bricks are made from clinker clay by mixing, forming, drying, sintering and machining. The alumina content ranges from 36% to 48%. Fireclay bricks feature stable mechanical strength and good thermal shock resistance, withstanding high temperature up to 1750°C.
Application
Petrochemical process heater
Heat treatment furnace
Tunnel kiln
Trolley furnace
Ceramic firing kiln
Cement rotary kiln
Glass melting tank
Blast furnace
Hot-blast furnace
Refractory heat face of furnace
Features
◆Low thermal conductivity ◆High refractoriness
◆High mechanical strength ◆Excellent thermal shock resistance
◆High Strength ◆Lower shrinkage,
◆Good Alkalis Resistant ◆Good resistant to Thermal Shock
ITEM | UNF42 | UNF46 | ZGN42 | RN40 | TDL45-12 |
Refractoriness, ℃ | 1730 | 1750 | 1750 | 1730 | 1760 |
Bulk Density, g/cm3 | 2.15 | 2.25 | 2.3 | 2.15 | 2.37 |
Apparent Porosity, % | 22 | 20 | 15 | 24 | 12 |
C.C.S, Mpa | 30 | 35 | 58 | 28 | 68 |
Refractories Under Load (0.2Mpa)，℃ | 1400 | 1420 | 1450 | 1430 | 1500 |
Reheating Linear Change, % | 1400℃x2h 0.1～-0.4 | 1430℃x2h 0～-0.1 | 1450℃x2h 0～-0.2 | 1350℃x2h 0～-0.3 | 1450℃x2h -0.1～+0.05 |
Al2O3 Content , % | 42 | 46 | 42 | 40 | 45 |
