Sector
Trade name
Content of
Maximum service temperature
Maximum grain size
Belgun 1950
Al2O3 : 39%
1200 °C
4 mm
Belgun 405
Al2O3 : 40%
1350 °C
5 mm
Belgun 425
Al2O3 : 44%
1400 °C
6 mm
Belgun 455
Al2O3 : 49%
1425 °C
6 mm
Belgun 525
Al2O3 : 48,2%
1500 °C
5 mm
Belgun 585K
Al2O3 : 57%
1550 °C
6 mm
Belgun 805
Al2O3 : 80%
1525 °C
6 mm
Belgun 975
Al2O3 : 92,2%
1700 °C
6 mm
Belgun COK 2
SiO2 : 82%
1550 °C
2 mm
Belgun COK 4
SiO2 : 78,5%
1550 °C
4 mm
Belgun SiC 15
SiC : 15%
1600 °C
5 mm
Belgun SiC 55
SiC : 52%
1600 °C
5 mm
Belgun SiC 75
SiC : 71%
1600 °C
5 mm
Belgun SiC 80
SiC : 81%
1600 °C
5 mm
Belgun SiC 90
SiC : 88%
1600 °C
5 mm
Belgun Sil G
SiO2 : 94%
1550 °C
2 mm
CementIncineratiorsGlassworksBlast furnaceCokingSteel plantsIronworksNon-ferrous