China skew rolling mill,skew rolling machine,Steel Ball ...
1. Forged grinding ball has high hardness: surface hardness to 5865HRC, volume hardness of 5764HRC 2. Impact toughness high: impact toughness more than 12J35J / cm2. 3. Broken rate is low: the actual broken rate is not higher than %. 4. Loss of forged grinding ball round rate is low. 5. Dropping test in 8m high tester for more than 20,000 ...
WhatsApp




















