nd long-term high frequency flexion without breaking or tearing. Excellent impeller elastomer technology determines the excellent performance and durability of the pump.
Now there are two kinds of impeller materials - sanitary grade Nitrile rubber, EPDM rubber; Nitrile impellers are mainly used in vegetable oil, mineral oil, oil containing medium and fields with higher sanitary requirements. EPDM impeller is mainly used for weak inorganic acid, organic acid, alkali, salt, alcohol, kerosene, sewa