black silicon carbide
Introduction
1BlackSiliconCarbideisproducedinshightemperatureelectricresistancetypefurnacefromamixtureofquartzsandandpetroleumcoke.
2Ithashighertoughness,comparedwithgreensiliconcarbide.
ManufactureProcess
Getblacksiliconcarbidelumpfromamixtureofquartzsandandpetroleumcokeissmeltedinahightemperatureelectricresistancetypefurnace---smash---select---washing---dry---precisionselect
Characteristics
1heat-resistantproperty
2lowheatexpansioncoefficient
3highheatconductivitycoefficient
4higherstrengthandtoughness
ChemicalComposition(%)
| Grit Size | SiC | F.C | Fe2O3 |
| F12-90 | 98.5min | 0.20max | 0.60max |
| F100-120 | 98.0min | 0.30max | 0.80max |
| F150-220 | 97.0min | 0.30max | 1.0max |
SizeAvailable
1 Abrasive:F12-F1200,P12-P2500
2 Refractory:0-1mm,1-3mm,6/10,10/18,200mesh,325meshetc.
3 Otherspecialspecificationcouldbesuppliedasrequired
Applications
1Bondedabrasivetools,lappingandpolishing;
2Grindingnon-ferrousmaterials,rock,stone,leather,rubber,finishingtoughandmaterials;
3Canbeusedasrefractorymaterial;
4Widelyusedasametallurgicaladditive.
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