... 3.Continuous rotation 4.Automatic operation Spiral Machine/Screen Centrifuge Machine Model PWC centrifuge is a type of ... wide applications in such industries as chemical, salt making, alkali making, environmental protection, etc, for example: adipic ... potassium pentasulfide, potassium phosphate, potassium sulfate, polyvinyl alcohol, PVC, pyrazole, halite, reclaimed rubber, silver nitrate, sodium acetate ...