... 3.MT,UT and so on 4.cement mill,balll mill,rotary kiln 5.6 class certitificate Material:Carbon ... used in the area of cement mill,rotary kiln,shipbuilding,metallurgy,mine,sugar mill,powder plant,rail road,engine ... so on.We can provide OEM service for cement mill and rotary kiln casting parts,marine steel casting ... ensure uniform cooling and reduce defects. hollow shaft for cement mill by steel casting