PP = Polypropylene
(Synonym Hostalen^®)
Used with pumps, housings and hand nozzles

• Good resistance against aggressive media, acids, alkalis and neutral, non-flammable liquids
• Available as semi-finished products in tubes and flat material
• Available as granulate for injection moulding
• Weldable
• Colour: grey at the pumps
• Temperature range up to approx. 50 – 60 °C

PVDF = Polyvinylidene fluoride

• Used with pumps and housings
• Very good resistance against strong acids and alkalis and neutral, non-flammable liquids
• Available as semi-finished products in tubes and flat material
• Available as granulate for injection moulding
• Weldable
• Colour: white as the pumps
• Temperature range up to approx. 80 °C
• Twice as expensive as PP

PPS = Polyphenylene sulphide
(Synonym Ryton^®)

• Used at the measuring chamber of the flow meter FMC 100
• Used at the housing and oval rotors of the flow meter FMO
• Good resistance against acids and alkalis
• High dimensional accuracy
• High mechanical strength
• Available as granulate for injection moulding

PTFE = Polytetrafluoroethylene
(Synonym Teflon^®)

• Used with diaphragms, stators, slide bearings
• Very good resistance against all liquids
• Available as semi-finished products in tubes and flat material
• Easy to handle
• Not weldable

PTFE / carbon
PTFE = Polytetrafluoroethylene + 33 % carbon
(Synonym Teflon^®)

• Used with slide bearings and mechanical seals
• Very good resistance against all liquids
• Electrically conductive

ETFE = Ethylene tetrafluoroethylene
(Synonym Tefzel^®)

• Used at rotors and measuring chambers of the flow meter FMC
• Very good resistance against all liquids
• High dimensional accuracy
• High mechanical strength
• Available as granulate for injection moulding

POM = Polyoxymethylene
(Synonyms Acetal^® or Delrin^®)

• Used with the housing of air-operated diaphragm pumps
• High dimensional accuracy
• High mechanical strength
• Easy to handle
• Do not use with strong acids and oils
• Electrically conductive

PA = Polyamide
(Synonyms Nylon^® or Rilsan^®)

• Used with the motor housing FEM 4070
• High dimensional accuracy
• High mechanical strength
• High temperature stability

PE = Polyethylene
(Synonyms Hostalen^® or Lupolen^®)

• Used at the measuring chamber of the flow meter FMC 250
• Good resistance against acids and alkalis
• Easy to handle
• Available as granulate for injection moulding