Available diaphragm materials for Verderair VA series pumps
PTFE/ EDPM two pieces
PTFE/ EPDM 1 piece (overmolded)
BUNA N
Santoprene
Fluorelastomers (Viton)
Polychloroprene (Neoprene) overmolded
Available diaphragm materials for Verderair Almatec series
Buna N
Good for water, petroleum based and hydrocarbon fluids. Not for use with strong solvents or chemicals.
EPDM
Good general chemical resistant. Not for use with hydrocarbon fluids!
PTFE / EPDM 1piece (overmolded)
Widest chemical resistant. Extreme corrosion resistance. Very good abrasion resistance. No fixation plate at the liquid site necessary.










