This clip shows how grinding wheels are made. WS of aluminum oxide on a conveyor belt. Different shots of aluminum oxide being washed and dried. CU of powder flowing. MS of vibrating screens. (Shaking machines) CU of grit / powder being poured into metal wheels. MS of compound rotating in a steel mold and being leveled off by a man. MS of man sliding in steel mold into press. MS of worker, MS of man sliding out wheel blank and carrying ring. MS of wheel blank being removed. LS of tunnel kilns. MS of wheels on a conveyor belt. WS, MS and CU of man using grinding machine.