Ball Mill And Ball Mill Hollow Shaft
Hollow shaft is the important part of the rotary cement ball mill, it has supported the running of whole grinding body, in continuous operation under the action of alternating stress, is the weakest link in the ball mill components, also the components that is the most difficult to control manufacturing quality.
They are usually made by the material of GB/T699-1999(ASTM1035/DINC35) and require a high technology to produce. No blowhole and the sand hole are allowed appears around the spherical bush and the neck of the mill shell.
To guarantee the accuracy and the smooth finish of the casting parts, the part that next to the spherical bush is needed to be polished many times. They are Cement, Metallurgy, Construction Materials, usually used in Ball Mill, Cement Making Machinery.