Online services
News
  1. Home
  2. Best Hardness For 90 Grinding Ball 60 Rockwell

Best Hardness For 90 Grinding Ball 60 Rockwell

Thus Rockwell hardness values are calculated by subtracting the penetration depth per 0002 mm from 100 when using the diamond penetrator or from 130 when using any ball penetrator Example with a diamond penetrator and a penetration depth of 0082mm this makes

Send Message Chat Online