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E/F series – Stainless steel gear flange pumps

The gear flange pumps from Series E/F are fully stainless steel pumps with housings, gears, and shafts made of 1.4571. They are suitable for corrosive, lubricating media for which a gray cast iron design is not sufficiently resistant.

  • Delivery rate (min/max)

    1,15 / 24 l/min

  • Viskosität (min/max)

    1,4 / 2.500 mm²/s

  • Performance

    Drive on customer side

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Edelstahl Zahnrad-Flanschpumpen Baugrösse E/F 1..

Medium: Hydraulic oil 35 mm²/s @ 50 °C

E/F15

Funding volume: 0,85 cm³/U

Kennlinie E/F15 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
51,150,014
101,100,027
151,050,041
201,000,055
300,900,080

E/F17

Funding volume: 1,2 cm³/U

Kennlinie E/F17 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
51,600,019
101,550,038
151,500,057
201,400,076
301,300,11

E/F110

Funding volume: 1,8 cm³/U

Kennlinie E/F110 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
52,300,027
102,250,055
152,200,082
202,100,11
302,000,16

Edelstahl Zahnrad-Flanschpumpen Baugrösse E/F 2..

Medium: Hydraulic oil 35 mm²/s @ 50 °C

E/F 210

Funding volume: 2,3 cm³/U

Kennlinie E/F 210 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
53,000,036
102,950,072
152,900,11
202,800,14
302,700,21
402,600,29
502,400,36

E/F 214

Funding volume: 3,2 cm³/U

Kennlinie E/F 214 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
54,500,054
104,450,11
154,400,16
204,300,21
304,200,32
404,100,43
503,900,54

E/F 219

Funding volume: 4,3 cm³/U

Kennlinie E/F 219 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
56,000,072
105,950,15
155,900,22
205,850,29
305,800,44
405,700,58
505,500,73

Edelstahl Zahnrad-Flanschpumpen Baugrösse E/F 3..

Medium: Hydraulic oil 35 mm²/s @ 50 °C

E/F 310

Funding volume: 5,1 cm³/U

Kennlinie E/F 310 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
57,40,09
107,350,18
157,30,26
207,250,35
307,20,53
407,10,71
507,00,88

E/F 314

Funding volume: 7,1 cm³/U

Kennlinie E/F 314 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
510,20,12
1010,150,24
1510,10,37
2010,00,49
309,90,73
409,70,97
509,41,22

E/F 318

Funding volume: 9,1 cm³/U

Kennlinie E/F 318 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
513,20,16
1013,10,31
1513,00,47
2012,80,63
3012,60,94
4012,41,26
5012,11,57

E/F 323

Funding volume: 11,7 cm³/U

Kennlinie E/F 323 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
516,70,20
1016,60,40
1516,50,60
2016,40,80
3016,21,20
4016,01,59
5015,61,99

E/F 328

Funding volume: 14,1 cm³/U

Kennlinie E/F 328 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
520,30,24
1020,20,48
1520,10,72
2020,00,96
3019,81,45
4019,61,93
5019,42,41

E/F 333

Funding volume: 16,7 cm³/U

Kennlinie E/F 333 - Hydrauliköl 35 mm²/s @ 50 °C, n = 1450 min⁻¹
Druck (bar)Flow rate (l/min)Antriebsleistung (kW)
524,10,28
1024,00,57
1523,90,85
2023,81,14
3023,61,70
4023,42,27
5023,22,84

Downloads

Data sheet (incl. characteristic curves)

Properties

Funding volume: 0.85 - 16.7 cm³/rev
(entspricht ca. 1,15 – 24 l/min bei 1450 U/min)
Viscosity**: 1,4 / 2.500 mm²/s
Maximum pressure: up to 20 bar
Typical motor power range: 0,12 / 1,5 kW
Media temperature: -40 to +200 °C (depending on seal material and material pairing)

**Note on viscosity/speed:
4-pole motors (≈ 1450 rpm) up to approx. 350 mm²/s,
6-pole motors (≈ 950 rpm) up to approx. 1,500 mm²/s,
8-pole motors (≈ 700 rpm) up to approx. 2,500 mm²/s.
For higher viscosities, use
Spur gear motors.

Wide range of applications

Chemical industry
- Lubricating oils and additives that require stainless steel due to the risk of corrosion
- Synthetic oils or specialty chemicals

Process & process engineering
Heat transfer oils at higher temperatures
Oil-containing media in systems with higher material resistance requirements

Marine and offshore technology
Lubricating oils in environments with increased moisture/salt content
Auxiliary circuits with oily liquids in ship operations

General industry / special systems
Oily media in pilot or test systems with a corrosive environment

Conveying media

The pumps of the Series E/F are suitable for pumping liquids, emulsions, pastes, and oils. Pumping of chemically aggressive media without abrasive components.
E/FLM pumps The pumped media must guarantee a minimum level of lubrication
E/FLM -PEEK : Stainless steel gear pump with PEEK gears, for water and aqueous media for low to non-lubricating media

Shaft seals

  • Rotary shaft seal
  • Radial shaft seal with thrust bearing
  • Double rotary shaft seal
  • Mechanical seal
  • Magnetic coupling

Materials

Part naming E/F E/F PEEK
Housing & cover Stainless steel 1.4571 Stainless steel 1.4571
Shafts Stainless steel 1.4571 Stainless steel 1.4571
Gear wheels Stainless steel 1.4571 PEEK
Bearing bushes Stainless steel composite bearing Stainless steel composite bearing

Also available as complete pump units

Our E/F series gear pumps are also available as complete units with integrated drive.
Electric motors (230 V / 400 V), geared motors and frequency converters for variable-speed conveying are available for this purpose.

Stainless steel electric gear pumps

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Further products

Series E/F -PEEKE/FLM series