... , ceramic rod, ceramic shaft, ceramic piston, ceramic water valve sheet, ceramic pipe sleeve, ceramic loom plunger, ceramic seal ring, special shape ceramic ... of filling machines, including Pharmaceutical, Beverages, Cosmetics, Chemical, Pesticides, Dairy..The volume from 0.5 ml to 500 ml.Madical care ... 0.005Parallelism0.01Planeness0.005Roughness 0.05Fit clearance0.005 alumina ceramic shaft bearing