Rolling Grinding Steel Balls
1.Features: 1) rolling grinding steel ball has high hardness: surface hardness to 60-65HRC, volume hardness of 57-64HRC 2) impact toughness high: impact toughness more than 12J / cm2. 3) broken rate is low: the actual broken rate is not higher than 0.5%. 4) loss of rolling grinding ball round rate is low. 5) dropping test in 8m high tester for more than 20,000 times.
Product Description
1.Features:
1) rolling grinding steel ball has high hardness: surface hardness to 60-65HRC, volume hardness of 57-64HRC
2) impact toughness high: impact toughness more than 12J / cm2.
3) broken rate is low: the actual broken rate is not higher than 0.5%.
4) loss of rolling grinding ball round rate is low.
5) dropping test in 8m high tester for more than 20,000 times.
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Price: Negotiable
Price: Negotiable
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