Good Erosion Resistance Mullite Castable

Mullite castable is high thermal shock resistance, erosion resistance, good volume stability and high temperature. Mullite castable is generally used in the key parts of the furnace wall, furnace top and lower beam, or used for prefabrication of burner brick.

Mullite Castable Characteristics:

1. High thermal shock resistance,
2. Erosion resistance,
3. Good volume stability,
4. High temperature.

Mullite Castable Application:

Mullite castable is generally used in the key parts of the furnace wall, furnace top and lower beam, or used for prefabrication of burner brick.

Mullite Castable Technical Data Sheet:

Items		MN52	MN62	MN65	MN70
Al2O3+SiO2 (%)		>52	>62	>65	>70
Bulk Density (g/m3)	110℃x16h	>2.45	>2.60	>2.62	>2.62
	1350℃x3h	>2.40	>2.55	>2.58	>2.58
Compression Strength (MPa)	110℃x16h	>80	>80	>90	>90
	1350℃x3h	>95	>95	>100	>100
Rupture Strength (MPa)	110℃x16h	>12	>12	>12	>12
	1350℃x3h	>14	>14	>15	>15
Permanent Linear Change (%)	110℃x16h	±0.1	±0.1	±0.1	±0.1
	1350℃x3h	±0.6	±0.5	±0.5	±0.5
Construction Water Addition (%)		5.8±0.5	5.0±0.5	5.0±0.5	5.0±0.5
Long-term Service Temperature (℃)		1400	1450	1450	1450
Max. Service Temperature (℃)		1650	1700	1750	1780