Model Number: 1-150X25X31.75 WA60L-35M/S Brand Name: XINFA&OEM Key Specifications/Special Features: Diameters: 100mm; 125mm; 150mm; 175mm; 180mm; 200mm; 300mm; 350mm; 400mm; 450mmThicknesses: 12mm; 13mm; 20mm; 25mm; 32mm; 38.1mm; 40mm; 50mm; 80mmHole: 12.7mm, 15.88mm, 19.05mm, 20mm, 25.4mm, 31.75mm, 32mm, 38.1mm, 50.8mmAbrasives: A/WA/AA/38A/25A/PA/SA/GC/CGrit: F24/F36/F46/F54/F60/F80/F100/F120Hardness: K/L/M/N/P/QStructure: 4/5/6/7/8/9/10Speed: 33m/s, 35m/s, 40m/s, 45m/s, 50m/s, 60m/s BrownAluminumOxide Itissuitableforgrindingmediumandhightensilestrengthmetal WhiteAluminumOxide Itisusedforgrindinghardermaterialandmetalssensitivetoheatsuchaschilledsteel,highcarbonsteel,ordinaryhighspeedsteel,alloysteel,Itismainlysuitableforthegrindingandforminggrindingofinstrument,cuttingtools,mould,gears,threads,thin-wallparts Pink AluminumOxide Itissuitableforthegrindingofchilledsteel,cuttingtoolsandworkpiecesofalloysteelaswellastheprecisiongrindingofmeasuringtoolsandpartsofinstrumentsandapparatus MonocrystallineAluminumOxide Itissuitableforthegrindingofstainlesssteel,highvanadium-highspeedsteelandtheworkpiecesinhightoughnessandbeingeasily-deformedandburnt MonocrystallineAluminumOxide Itissuitableforthegrindingofstainlesssteel,highvanadium-highspeedsteelandtheworkpiecesinhightoughnessandbeingeasily-deformedandburnt MixtureofAandWA Itissuitableforthegrindingofnodularcastironcrankshaft,camshaftsandotherworkpieces GreenSiliconCarbide Itissuitableforthegrindingofcuttingtoolsandworkpiecesofhardalloy,andnon-metalmaterials,etc BlackSiliconCarbide Itissuitableforthegrindingofnon-ferrousandnon-metalmaterials