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Place of Origin : Zhengzhou ,China
Brand Name : Rongsheng
Certification : ISO9001
Model Number : NGM-1/2/3
Price : 200-1000USD
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,% : ≥70
Bulk Density g/cm3 : ≥2.7
Fe2O3 : ≤1
High Alumina Refractory Castable , High Temperature Insulating Castable Refractory
Description:
High Strength Wear-Resistant Corundum Mullite Refractory Castable has high crushing strength, good high temperature volume stability and thermal shock stability, excellent wear resistance and erosion resistance. It is can be used in lining of large power station boiler and other lining of high temperature furnace .
Applications:
1. Steel furnaces
2. Iron making furnaces
3. Glass kiln
4. Ceramic tunnel kiln
5. Cement kiln
physical and Chemical Indicators:
Items | NGM-1 | NGM-2 | NGM-3 | |
AL2O3 | ≥70 | ≥75 | ≥85 | |
SiO2 | ≤25 | ≤17 | ≤13 | |
Fe2O3 | ≤1 | ≤1 | ≤1 | |
Bulk Density g/cm3 | ≥2.7 | ≥2.8 | ≥2.9 | |
Cold Crushing Strength MPa | 110℃×24h | ≥100 | ≥110 | ≥120 |
1100℃×3h | ≥100 | ≥110 | ≥120 | |
1400℃×3h | ≥115 | ≥120 | ≥125 | |
MOR MPa | 110℃×24h | ≥15 | ≥15 | ≥15 |
1100℃×3h | ≥16 | ≥17 | ≥18 | |
1400℃×3h | ≥17 | ≥18 | ≥19 | |
0.2MPa Refractoriness Under Load ℃ | ≥1450 | ≥1480 | ≥1500 | |
Thermal Shock Resistance, Times, [900℃, water-cooling] | ≥25 | ≥25 | ≥25 | |
Maximum Service Temperature,℃ | 1550 | 1550 | 1600 | |
Linear Dimensional Change % | ≤-0.3 | ≤-0.2 | ≤-0.2 |
Competitive Advantage:
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High Alumina Refractory Castable , High Temperature Insulating Castable Refractory Images |