Manufactured by casting and melting is called cast steel ball. Production process is:Raw material chemical composition and optional proportion-- Melting and pouring-- Oil quenching-- Temper-- Polishing. Casting chrome grinding balls are widely used in thermal power, and ultra-fine powdering of cement, metal ores and coal slurries. Cast grinding balls have excellent toughness, preserve their circular shape, low wear and tear, and a low crushing rate. It is widely used in a variety of dry mills. Casting chrome grinding balls include lower chrome, medium chrome, high chrome and special high chrome cast ball.
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