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Mixed corundum SSB
A cost-efficient alternative to primary corundum
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Mischkorund SSB Mixed corundum SSB is made from high-quality ceramic grinding wheels containing common corundum and precious corundum. This blasting agent is a fully equivalent substitute for primary corundum.
Grinding wheels, blasting agents, antiwear agents, refractory products
Chemical analysis (average)
Al2O3 min. 91,20 % Fe2O3 0,2 %
TiO2 0,70 % SiC 0,5 %
SiO2 6,80 % CaO + MgO 0,30 %
Technical data
Specific weight: 3,96 g/cm³
Hardness: Knoop 1800/2100, Mohs 9
Grain shape: cubic, angular
Bulk weight: 1,59 - 1,71 g/cm³, depending on grain size
Grain sizes
Available grain sizes are based on the FEPA recommendation.
Designation Range of grain sizes
FEPA-No. in µm
No.60 210 - 300
No.70 180 - 250
No.80 150 - 210
No.90 125 - 180
No.100 106 - 150
No.120 88 - 125
No.150 63 - 106 Other grain sizes and
No.180 53 - 88 special sizes available on request.
Hazards identification
Corundum is not dangerous to health. Its use is not associated with a danger of silicosis. Corundum is neither carcinogenic nor toxic.
Packing
25/50 kg paper bags, palletised on 1 t pallets and shrink wrapped.
1 – 1.5 t big bags with discharge chute on pallet.
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