High Strength Wear-Resistant Corundum Mullite Refractory Castable NGM-1/2/3 manufacturer from China Rongsheng Kiln Refractory Company

$High Strength Wear-Resistant Corundum Mullite Refractory Castable$

$High Strength Wear-Resistant Corundum Mullite Refractory Castable$
$High Strength Wear-Resistant Corundum Mullite Refractory Castable$

High Strength Wear-Resistant Corundum Mullite Refractory Castable

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: NGM-1/2/3

High Strength Wear-Resistant Corundum Mullite Refr

High Strength Wear-Resistant Corundum Mullite Refractory Castable

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