... : Viton, PVC, SUS304, SUS316Tubing: PE, PVCTechnical Parameter ModelFlow (lph)Pressure (Bar)Frequency (min-1)Power (kw)Caliber (DN)Weight (kg ... 3200/3320031441.540Features1.Very high safety of operation. Mechanical actuate diaphragm. Changeable eccentric drive2.Power off seal,no leakage,with ... the life span, the first layer is Teflon anti-acid diaphragm, the second is EPDM stretch rubber, the third is ...