Grinding ball hardness in the center
Grinding ball hardness in the center – it is hardness where measurements carried out on the diametrically opposite platform at radius distance by ball surface, e. in the center of the ball.
- SEO-promotion results of Energosteel Company for 2019
January 24, 2020·0 .
- ENERGOSTEEL Company in social networks. Results of 2019.
January 17, 2020·0 .