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low chromium cast alloy grinding ball mill steel ball for gold america

The surface hardness of highchromium alloy casting balls can reach 65HRC and the surface hardness of lowchromium alloy casting balls can reach 45HRC or more And the average hardness gradient distribution low wear good toughness less fragmentation product quality is not lower than the GBT174452009 standard from beginning to end will ... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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