Delivery Time:3-5 days
Certification:CE,FCC,MSDS

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