Product Details
Place of Origin: Zhengzhou ,China
Brand Name: Rongsheng Xinwei
Certification: ISO9001
Model Number: RS-65 RS-70, RS-75, RS-95
Document: Product Brochure PDF
Payment & Shipping Terms
Minimum Order Quantity: 1 Ton
Price: 200-800USD
Packaging Details: packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages
Delivery Time: 20-30DAYS
Payment Terms: TT; L/C
Supply Ability: 2000tons /month
Al2O3 Content: |
≥48% |
Compressive Strength: |
≥50MPa |
Density: |
2.4-2.8g/cm3 |
Fe2O3 Content: |
≤3.5% |
Material: |
High Alumina |
Porosity: |
≤18% |
Refractoriness: |
≥1700℃ |
Refractoriness Under Load: |
≥1400℃ |
Thermal Expansion: |
≤0.6% |
Thermal Shock Resistance: |
Good |
Type: |
Refractory Brick |
Application: |
Industrial Furnaces |
Color: |
Yellow |
Shape: |
Ball |
Size: |
Customized Size |
Al2O3 Content: |
≥48% |
Compressive Strength: |
≥50MPa |
Density: |
2.4-2.8g/cm3 |
Fe2O3 Content: |
≤3.5% |
Material: |
High Alumina |
Porosity: |
≤18% |
Refractoriness: |
≥1700℃ |
Refractoriness Under Load: |
≥1400℃ |
Thermal Expansion: |
≤0.6% |
Thermal Shock Resistance: |
Good |
Type: |
Refractory Brick |
Application: |
Industrial Furnaces |
Color: |
Yellow |
Shape: |
Ball |
Size: |
Customized Size |
High Alumina Refractory Ball Features
1. high temperature resistant performance, the highest heat resistant ceramic ball temperature can reach 1900 degrees;
2. high mechanical strength, long use cycle;
3. good chemical stability, no chemical reaction with the material;
4. good thermal stability, high strength;
Product Specification of High Alumina Refractory Ball
Item | High alumina | Low creep | Mullite | Corundum |
Size(mm) | 40-80 | 40-80 | 40-80 | 40-80 |
AL2O3(%) | 65 | 70 | 75 | 95 |
Refractoriness under load(°C) | 1450 | 1460 | 1530 | 1650 |
Apparent Porosity(%) | 25 | 23 | 22 | 18 |
Bulk Density(g/cm3) | 2.3 | 2.4 | 2.5 | 3.1 |
Cold crushing strength(Mpa) | 13 | 14 | 32 | 36 |
Thermal shock resistance (1100°Cwater cooling) cycle ≥ | 15 | 10 | 20 | 7 |
Refractoriness(°C) | 1710 | 1750 | 1800 | 1800 |