black silicon carbide 1) Our silicon carbide abrasive grains are manufactured according to: a) FEPA-specifications fo black silicon carbide 1) Our silicon carbide abrasive grains are manufactured according to:a) FEPA-specifications for bonded F8-F2000b) FEPA-specifications for coated P12-P25002) JIS abrasive grain size: #8-#80003) The micro grains are available in both blocky and sharp shaped ...