Home / Standards / GB/T 38064-2019 GB/T 38064-2019 Active Ball mill grinding system—Test method for grindability of materials 球磨粉磨系统 矿物物料易磨性试验方法 Standard Type GBT ICS 73.120 CCS D94 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A