steel balls for grinding mills NAMARI Heavy
The standard DSTU 8538 2015 "Steel grinding balls for ball mills" was put at and is the main regulatory document governs the quality of our products Earlier we wrote about the standard DSTU 8538 2015 here here and here This article will discuss what changes have been made to the standard for 3 years from the date of its operation The first "amendment" to DSTU 8538