PTFE
PTFE (polytetrafluoroethylene) offers almost universal chemical resistance – to concentrated acids and alkalis as well as solvents, fuels and oxidisers. In air-operated diaphragm pumps PTFE is used as a one-piece FUSION diaphragm or as a 2-piece diaphragm with an elastomer back-up, because PTFE itself has little elasticity. Pumps with this diaphragm are rated for fluid temperatures up to 100 °C (see the data sheet of each version).
Typical fluids
Aggressive chemicals, solvents, paints, high-purity fluids and any application where chemical compatibility is uncertain.
Typical applications
- Acids: mineral and organic acids
- Solvents: aromatic and aliphatic solvents, ketones, aldehydes, esters, chlorinated hydrocarbons, de-icers
- Coatings: emulsions, latex, pigments, resins, solvents, thinners
- Electroplating: aggressive acids and salts, residual sludges, waste water, neutralisation, caustic soda, ferric chloride
- Pharma: liquids, creams and additives
Limits
With highly abrasive slurries PTFE wears faster than Santoprene or Neoprene – worth comparing.
Besides air-operated diaphragm pumps you also find SEKO metering pumps with PTFE diaphragm here – PTFE is the standard there for dosing acids, alkalis and disinfectants.
Matching pumps in our range
Versamatic air-operated double diaphragm pumps with this feature are available in these versions:
- Port sizes: 1 1/2" (DN 40), 1" (DN 25), 1/2" (DN 15), 1/4" (DN 8), 2" (DN 50), 3" (DN 80), 3/4" (DN 20), 3/8" (DN 10)
- Flow ranges: 0–20 l/min, 20–50 l/min, 50–100 l/min, 100–200 l/min, 200–400 l/min, 400–700 l/min, 700–1100 l/min
- Housing materials: Aluminium, Stainless steel, Cast iron, Conductive polypropylene, PVDF, Polypropylene
All matching pumps are listed below – use the filters to narrow down flow rate, port size and materials.
Note: material information is for guidance only. Medium, concentration and temperature are decisive – if in doubt we check compatibility for your fluid.
Not sure which pump fits? Send us your medium, flow rate, pressure, temperature, density and viscosity – we will check the selection and reply with an offer.
Select characteristics
- SKU:
- AODD-VMV10BCCTRTP101UCA
- HAN:
- VMV10BCCTRTP101UCA
- Item weight:
- 12,70 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BCCTRTP106UCA
- HAN:
- VMV10BCCTRTP106UCA
- Item weight:
- 12,70 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BKPTNTK100UEA
- HAN:
- VMV10BKPTNTK100UEA
- Item weight:
- 19,00 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BKPTRTK100UCA
- HAN:
- VMV10BKPTRTK100UCA
- Item weight:
- 19,00 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BKPTRTK100UEA
- HAN:
- VMV10BKPTRTK100UEA
- Item weight:
- 19,00 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BKPZBTK100UCA
- HAN:
- VMV10BKPZBTK100UCA
- Item weight:
- 19,00 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BPPTRTP100UCA
- HAN:
- VMV10BPPTRTP100UCA
- Item weight:
- 11,30 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BPPTRTP100UDA
- HAN:
- VMV10BPPTRTP100UDA
- Item weight:
- 11,30 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BPPTRTP100UEA
- HAN:
- VMV10BPPTRTP100UEA
- Item weight:
- 11,30 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BPPZBTP100UCA
- HAN:
- VMV10BPPZBTP100UCA
- Item weight:
- 11,30 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-VMV10BPPZBTP100UEA
- HAN:
- VMV10BPPZBTP100UEA
- Item weight:
- 11,30 kg
- Air-operated double diaphragm pump dry self-priming
- Port size: 1 Inch
- Flow rate: max. 238 litres per minute
- Delivery pressure: max. 8,6 bar
- Diaphragm material: PTFE
- Solids size: max. 6,0 mm
- SKU:
- AODD-E1AA5F559C-ATEX
- HAN:
- E1AA5F559C-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 182 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE Fusion
- Solids size: 3,2 mm
- SKU:
- AODD-E1AA5F559C-B-ATEX
- HAN:
- E1AA5F559C-B-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1AA5F5S9C-ATEX
- HAN:
- E1AA5F5S9C-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1AA5F5S9C-B-ATEX
- HAN:
- E1AA5F5S9C-B-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1AA5T559C-ATEX
- HAN:
- E1AA5T559C-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 182 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,2 mm
- SKU:
- E1AA5T559C-B-ATEX
- HAN:
- E1AA5T559C-B-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch BSP
- Flow rate: 182 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,2 mm
- SKU:
- AODD-E1AA5T5S9A-HP-ATEX
- HAN:
- E1AA5T5S9A-HP-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 125 Litres per minute
- Delivery pressure: max. 8,0 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,0 mm
- SKU:
- AODD-E1AA5T5S9A-HP-B-ATEX
- HAN:
- E1AA5T5S9A-HP-B-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 125 Litres per minute
- Delivery pressure: max. 8,0 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,0 mm
- SKU:
- AODD-E1AA5T5S9C-ATEX
- HAN:
- E1AA5T5S9C-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 182 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,2 mm
- SKU:
- AODD-E1AA5T5S9C-B-ATEX
- HAN:
- E1AA5T5S9C-B-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1AA5TS59C-ATEX
- HAN:
- E1AA5TS59C-ATEX
- Item weight:
- 12,20 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Aluminum
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1AP5F559C
- HAN:
- E1AP5F559C
- Item weight:
- 10,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 136 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: Teflon® - PTFE
- Solids size: max. 3,2 mm
- SKU:
- AODD-E1AP5F559C-B
- HAN:
- E1AP5F559C-B
- Item weight:
- 10,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 136 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: Teflon® - PTFE
- Solids size: max. 3,2 mm
- SKU:
- AODD-E1AP5T559C
- HAN:
- E1AP5T559C
- Item weight:
- 10,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 136 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: Teflon® - PTFE
- Solids size: max. 3,2 mm
- SKU:
- AODD-E1AP5T559C-B
- HAN:
- E1AP5T559C-B
- Item weight:
- 10,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 136 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: Teflon® - PTFE
- Solids size: max. 3,2 mm
- SKU:
- AODD-E1AP5T5S9C
- HAN:
- E1AP5T5S9C
- Item weight:
- 10,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 136 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: Teflon® - PTFE
- Solids size: max. 3,2 mm
- SKU:
- AODD-E1AP5T5S9C-B
- HAN:
- E1AP5T5S9C-B
- Item weight:
- 10,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 136 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: Teflon® - PTFE
- Solids size: max. 3,2 mm
- SKU:
- AODD-E1KP5F5T9C
- HAN:
- E1KP5F5T9C
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 163 Litres per minute
- Delivery pressure: max. 7,0 bar
- Housing material: PVDF - Kynar
- Diaphragm material: PTFE Fusion
- Solids size: 3,1 mm
- SKU:
- AODD-E1KP5T5T9C
- HAN:
- E1KP5T5T9C
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 163 Litres per minute
- Delivery pressure: max. 7,0 bar
- Housing material: PVDF - Kynar
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,1 mm
- SKU:
- AODD-E1PP5F5T9C
- HAN:
- E1PP5F5T9C
- Item weight:
- 7,70 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 163 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Polypropylene
- Diaphragm material: Teflon® - PTFE
- Solids size: max. 3,2 mm
- SKU:
- AODD-E1PP5T5T9C
- HAN:
- E1PP5T5T9C
- Item weight:
- 7,70 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 163 Litres per minute
- Delivery pressure: max. 7,0 bar
- Housing material: Polypropylene
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,1 mm
- SKU:
- AODD-E1SA5F559C-ATEX
- HAN:
- E1SA5F559C-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 182 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE Fusion
- Solids size: 3,2 mm
- SKU:
- AODD-E1SA5F559C-B-ATEX
- HAN:
- E1SA5F559C-B-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1SA5FS59C-ATEX
- HAN:
- E1SA5FS59C-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1SA5T559C-ATEX
- HAN:
- E1SA5T559C-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 182 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,2 mm
- SKU:
- E1SA5T559C-B-ATEX
- HAN:
- E1SA5T559C-B-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 182 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,2 mm
- BSP
- SKU:
- AODD-E1SA5T5S9A-HP-ATEX
- HAN:
- E1SA5T5S9A-HP-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 125 Litres per minute
- Delivery pressure: max. 8,0 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,0 mm
- SKU:
- AODD-E1SA5T5S9A-HP-B-ATEX
- HAN:
- E1SA5T5S9A-HP-B-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 125 Litres per minute
- Delivery pressure: max. 8,0 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,0 mm
- SKU:
- AODD-E1SA5TS59C-ATEX
- HAN:
- E1SA5TS59C-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1SJ5F559C-ATEX
- HAN:
- E1SJ5F559C-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1SJ5F559C-FP-ATEX
- HAN:
- E1SJ5F559C-FP-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 185 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- With FDA compliance
- Housing material: Stainless Steel
- Diaphragm material: PTFE Fusion
- Solids size: 3,2 mm
- SKU:
- AODD-E1SJ5T559C-ATEX
- HAN:
- E1SJ5T559C-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1SJ5T559C-B-ATEX
- HAN:
- E1SJ5T559C-B-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 144 Litres per minute
- Delivery pressure: 8,6 bar
- With explosion protection (ATEX)
- Housing material: Stainless Steel
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1SJ5T559C-FP-ATEX
- HAN:
- E1SJ5T559C-FP-ATEX
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 185 Litres per minute
- Delivery pressure: max. 8,6 bar
- With explosion protection (ATEX)
- With FDA compliance
- Housing material: Stainless Steel
- Diaphragm material: PTFE (2-Pc)
- Solids size: 3,2 mm
- SKU:
- AODD-E1SP5F559C
- HAN:
- E1SP5F559C
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 174 Litres per minute
- Delivery pressure: max. 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: PTFE Fusion
- Solids size: 3,2 mm
- SKU:
- AODD-E1SP5F559C-B
- HAN:
- E1SP5F559C-B
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 136 Litres per minute
- Delivery pressure: 6,8 bar
- Housing material: Stainless Steel
- Diaphragm material: PTFE
- Solids size: 3,2 mmFurther technical data
Compatible repair kits or spare parts
- SKU:
- AODD-E1SP5F559C-FP
- HAN:
- E1SP5F559C-FP
- Item weight:
- 18,10 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1 Inch
- Flow rate: 174 Litres per minute
- Delivery pressure: max. 7,0 bar
- With FDA compliance
- Housing material: Stainless Steel
- Diaphragm material: PTFE Fusion
- Solids size: 3,2 mm