Compressive Strength:≥70MPa
Rervice Temperature:1550
Refractoriness:≥1790℃
Thermal Conductivity:≤1.5W/m·K
Apparent Porosity:≥62%
Color:White
SiO2 Content (%):25% max
Al2O3 Content (%):55% min
MgO Content (%):little
Place of Origin::Henan, China
Shape::Brick
Material::fused mullite or sintered mullite
Thermal Shock Resistance:Good
Flexural Strength:20-40 MPa
Origin:Xinmi
Minimum Order Quantity:1 Ton
Place of Origin:Henan, China
Brand Name:RONGSHENG
Cold Crushing Strength:55-60MPa
Performance:Insulation
Apparent Porosity:20-22%
Fe2O3 Content:≤ 0.5%
Chemical Composition:Al2O3: 70-80%, SiO2: 20-30%
Packing:Wooden Pallets
Thermal Conductivity:≤1.5 W/m·K
Original:China
Apparent Porosity:18
SiO2 Content (%):44%-52%
Al2O3 Content (%):36%-46%
MgO Content (%):6.0%-8.0%
SiO2 Content (%):25% max
Al2O3 Content (%):55% min
MgO Content (%):little
Bulk density:1.0g/cm3
Cold Crushing Strength:2.0
Thermal conductivity:0.25(W/m.k)
