Silicon carbide
Black silicon carbide is extremely hard and angular. This is one of the most aggressive minerals on the market. Silicon carbide is iron-free and is used for special applications in the fields of blasting and floorings.
Available grain sizes
(Average grain size)
FEPA
F 012: 1400–2000µm
F 014: 1180–1700µm
F 016: 1000–1400µm
F 020: 850–1180µm
F 022: 710–1000µm
F 024: 600–850µm
F 030: 500–710µm
F 036: 425–600µm
F 040: 355–500µm
F 046: 300–425µm
F 054: 250–355µm
F 060: 212–300µm
F 070: 180–250µm
F 080: 150–212µm
F 090: 125–180µm
F 100: 106–150µm
F 120: 90–125µm
F 150: 63–106µm
F 180: 63–90µm
F 220: 53–75µm
Physical properties
Hardness: 9.0 – 9.5 mohs
Grain shape: angular
Melting point: approx. 2300°C
Specific gravity: approx. 3.2 g/cm3
Bulk density: approx. 1.3 – 1.5 g/cm³
(depending on grain size)
Typical chemical analysis
SIC: 98,00-99,50%
Fe: 0,20%
C: 0,15%
Magnetic particles: 0,07%
Blasting systems
– Pressure blast systems
– Injection blast cabinets
Applications
Flooring industry:
– Additive for wear-resistant floorings
– Additive for electronically conductive floorings
Blast-cleaning:
– Cleaning metallic surfaces including hardened steel
– Removing rust and scale from metallic surfaces
– Removing tempering colour
Other:
– Blasting ceramics
– Deburring
– Processing very hard components
– Roughening metallic surfaces before applying coatings
– Surface pre-treatment before applying protective coatings and metal spraying
– Creating a matt finish on glass
Packaging
25 kg sacks on pallets of up to 1 tonne
Minimum order quantity
50 kg (2 sacks)