theoretical reason of reducing ball size of coarse grinding has been found through tests on compressive strength of rock and rupture stress of natural ore lump.
通过巖矿的抗压强度和自然矿块破断力力学试验研究,找到了降低粗磨机钢球尺寸的理论依据。
a blasting process and a precise grinding process are carried out on the workpiece after the second coarse grinding process, and then the workpiece goes into the grinding process.
在所述的第二次粗磨工序后,对工件进行喷丸工序和精磨工序后再进入研磨工序。
applicable to coarse grinding of alfalfa.
适用于苜蓿草的粗粉碎。
from a lot of operational data, it can be seen that the sizes of steel balls for coarse grinding mills in china are excessively large.