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Brand Name : Rongsheng Xinwei
Model Number : RS-48, RS-55, RS-65, RS-75, RS-80
Certification : ISO9001
Place of Origin : Zhengzhou ,China
MOQ : 1 Ton
Price : 200-800USD
Payment Terms : TT; L/C
Supply Ability : 2000tons /month
Delivery Time : 20-30DAYS
Packaging Details : packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages
Al2O3 Content : 50%-80%
Apparent Porosity : 18%-22%
Bulk Density : 2.2-2.6g/cm3
Cold Crushing Strength : 60-100MPa
Color : Red
Compressive Strength : ≥90MPa
Linear Change Rate : ≤1.5%
Material : High Alumina Refractory Brick
Mohs Hardness : 7-8
Package : Carton Box
Refractoriness : 1700-1790℃
Shape : Customized
Size : Customized
Thermal Conductivity : ≤1.2W/m.K
Thermal Shock Resistance : Good
Item | Properties | |||||
RS-80 | RS-75 | RS-65 | RS-55 | RS-48 | ||
Al2O3 (%) | 80 | ≥75 | ≥65 | ≥55 | ≥48 | |
Refractoriness (°C ) | ≥1790 | ≥1790 | ≥1790 | ≥1770 | ≥1750 | |
Bulk density (g/cm3) | 2.65 | 2.5 | 2.45 | 2.4 | 2.3 | |
Softening temperature under load (°C ) | 1530 | ≥1520 | ≥1500 | ≥1470 | ≥1420 | |
ReheatingLinear Change Rate (%) | 1500°CX2H | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
1450°CX2H | -0.4 | -0.4 | -0.4 | -0.4 | -0.4 | |
Apparent porosity (%) | 22 | ≤23 | ≤23 | ≤22 | ≤22 | |
Cold crushing strength (Mpa) | 55 | ≥50 | ≥45 | ≥40 | ≥35 |
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Rongsheng High Quality Refractory Brick High Alumin Checker Brick 48%-80% Al2O3 With 7/9/31/37/48/65 Holes Images |