Product Details
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:
- Competitive Price. Make the products competitive in your market.
- Abundant Experience. Prevent cracks and twist in bricks.
- Different Moulds. Save mould fees for you.
- Strict Quality Control. Meet clients’ quality requirement.
- Large stocks. Guarantee prompt delivery.
- Professional Packing. Avoid damage and secure the goods in
transportation
Company Profile
Our company can provide not only the domestic and foreign customers
excellent quality of high-temperature thermal insulation material,
but also the first-rate service including professional furnace
lining design, installation supervision, engineering construction
etc.
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personalized products and engineering services according to the
actual working condition and requirements of each customer, in
order to meet customers’ increasing demand of energy-saving and
products quality improving, Our tenet is: quality and credibility
is fundamental, technology and service is the life.