... 5.horizontal centrifuge HR Continuous Pusher Centrifuge for Salt Refining HR horizontal double-stage pusher centrifuge is ... , and is widely used in chemical industry, fertilizers, salt industry, pharmaceutical, foodstuff, light industry and so on ... , Boric Acid, Cellulose Acetate, Nitrocellulose, Urea, PVC, Potassium Chloride, Potas- sium Sulphate, Potassium Carbonate, Phosphate, Etc. Technical ...