High Quality Alumina-Silicon Series Refractory Brick for Glass Melting Kilns

Alumina-Silicon Series Refractory Brick for Glass Melting Kilns

Low-porosity fireclay brick

Class 2high-alumina brick

Sillimaite brick

Mullite brick

Corundum-mullite brick

XND-45

XLZ-55

XGC-A

XGC-B

XMS-70

XMS-80

XMS-85

Al2O3 ≥%

45

55

60

65

70

80

85

SiO2 ≤%

38

33

28

18

14

Cold crushing strength ≥MPa

45

45

75

75

90

120

90

Bulk density ≥g/cm3

2.3

2.4

2.4

2.45

2.55

2.6

2.8

Refractoriness under load T0.6≥°C

1400

1420

1550

1600

1650

1650

1650

Apparent porosity

16

22

19

19

18

18

18