High Chrome Casting Grinding Ball

High Chrome Casting Grinding Ball

Our company mainly produces Ф20mm—Ф130mm low,middle,high chrome alloy casting iron ball. Products high hardness, low wear, good toughness and less broken, in the process of using sphere will further improve the surface hardness, wear resistance.


High chrome casting grinding ball, chrome concentration is 10%-24%, hardness ≥HRC58. High chrome casting grinding ball is one of the wearable steel ball with better performance-price-ratio, and its extensive usage has won itself a high share in the market.

Chemical Composition C(%) Si(%) Mn(%) Cr(%) Cu(%) Mo(%) P(%) S(%)
2.0-3.3 ≤1.2 0.3-1.5 10.0-24.0 ≤1.2 ≤3.0 ≤0.10 ≤0.10

Package details
Bags(one bag can load one ton)
Iron Drums(one drum can load 800-1000kgs)

Size Weight Volume
Bag 73*60cm 1kgs 0.244m³
Iron Drum 55*88cm 10-13kgs 0.23m³

Production process of casting steel ball
Iron—Add Alloyed Material—Furnace Heating—Testing the Chemical Composition—Pouring to the Model—Out of the Model—Polishing—Quenching—Cooling—Tempering—finished steel ball testing—Packaging


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