... stage pusher centrifuge 3.continuous operate 4.MOC:Stainless steel 5.horizontal centrifuge HR Continuous Pusher Centrifuge for Salt Refining HR ... folowing materials:Sodium Chloride, Sodium Sulphate, Sodium bichromate, Ammonium Sulphate, Boric Acid, Cellulose Acetate, Nitrocellulose, Urea, PVC, Potassium Chloride, Potas- sium Sulphate ...