Black silicon carbide
Black silicon carbide
Black silicon carbide

Black Silicon Carbide

Black Silicon Carbide-C

Black Silicon Carbide


   Black ,frangible and sharp,good thermal conductivity and electric conductivity . Microcosmic shape is a hexagonal crystal ,mohs hardness is 9.3 ,microhardness is 2940-3300kg/mm2,density generally view is 3.20-3.25g/mm3 ,density of heap is 1.2-1.6g/mm3,specific gravity is 3.20-3.25. Raw material  are petroleum coke and quality silicon sand ,appended with salt ,then smelt in electric arc furnace. 

   Main application: solar wafer,semiconductor wafer and quartz chip wire sawing and lapping;bonded and coated abrasive tools:stone polishing;processing metal and non-ferrous metal with low tensile strength ,such as:gray pig iron ,brass,aluminum ,stone,leather and rubber.

Grit Size

ChemicalComposition%(by weight)

SIC

F.C

Fe2O3

12#-90#

≥98.50

≤0.20

≤0.20

100#-220#

≥98.50

≤0.25

≤0.25

 

Standard: FEAP- F (Bonded abrasives),  FEPA- P (Coated abrasives)

Grit available:  Grit FEPA F12 – F220#.

Grit FEPA P12-220#. 
Other sizes are alsoavailable on request.