Features
- Spray-Coated Version
- Self-priming when dry
- Protected against dry running
- Flow rate adjustable via air pressure
- No bypass required
- Floodable pump design
- Forced reversal for safe restart
- Oil-free operation
- Control valve is not affected by contaminants in the air
- For solid particle sizes up to 9.5 mm
- Housing made of aluminum, gray cast iron, or stainless steel
- Also available in an explosion-proof version
Advantages
- Reliably pumps abrasive, corrosive, and viscous fluids
- Enables high flow rates of up to 1,040 l/min
- Infinitely adjusts the flow rate via air pressure
- Starts reliably from any shutdown position
- Operates without clogging, even without an additional bypass
- Reduces maintenance requirements thanks to oil-free operation
- Supports service-friendly operational procedures
- Offers robust metal designs for industrial applications
- Suitable for flammable media in the appropriate explosion-proof version
Media Examples
- Alcohols in the Pharmaceutical Industry
- Gasoline
- Chlorine bleach
- Cleaning agents
- Pickling solutions
- Wastewater
- Abrasive media
- Corrosive media
- Highly flammable media
- Viscous media
Technical Specifications FDM 80 metal version
| Feature | Specification | performance diagram |
|---|---|---|
| Delivery rate max. | max. 1,040 l/min¹ |  |
| Delivery pressure | Max. 8 bar | |
| Operating pressure | max. 8 bar | |
| Dry suction head | max. 4.2 m¹ | |
| Suction head (with product) | max. 7.6 m¹ | |
| Solid particle size | max. 9.5 mm | |
| Viscosity | min. 1 mPas to max. 15,000 mPas² | |
| Housing materials | Aluminum, gray cast iron, stainless steel | |
| Media / Fluids | Abrasive media, corrosive media, highly flammable media, viscous media | |
| Pressure connection | G 3 | |
| Suction connection | G 3 | |
| Application | Ex |
1 Depends on pump model, operating pressure, and fluid
2 Depends on the fluid’s flow characteristics
FDM 80 metal variants
For use in potentially explosive atmospheres in accordance with the ATEX Directive 2014/34/EU.
| Typ | EX | Pump Housing | Diaphragm | Ball | Hub | Seal | Weight | Part No. | |
|---|---|---|---|---|---|---|---|---|---|
 |
FDM 80 AL/NN |  |
Aluminium | NBR | NBR | NBR | – | 58,8 kg | 10-M80 10 000 |
| FDM 80 AL/TT | |
Aluminium | PTFE | PTFE | Stainless steel | PTFE | 58,8 kg | 10-M80 10 100 | |
| FDM 80 S/TT | |
Stainless steel | PTFE | PTFE | Stainless steel | PTFE | 103,8 kg | 10-M80 20 100 | |
| FDM 80 GG/TT | |
Grey cast iron | PTFE | PTFE | Stainless steel | PTFE | 100,3 kg | 10-M80 30 100 |
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