IMPA: 591614

Polypropylene Pneumatic Diaphragm Pump P8 – IMPA 591614

Introducing the P8 polypropylene pneumatic diaphragm pump, a robust and reliable solution for marine and industrial fluid transfer applications. This air-operated double diaphragm pump delivers a maximum flow of 240 liters per minute and a discharge pressure of 6.9 bar, making it suitable for handling a wide range of fluids including corrosive chemicals, slurries, and viscous liquids up to 10,000 cP. With a self-priming suction lift of 5 meters and the ability to pass solids up to 8 mm in diameter, the P8 pump excels in demanding pumping tasks.

Constructed with a durable polypropylene body and Teflon diaphragms, this pump offers excellent chemical resistance and long service life. The pneumatically driven design eliminates the need for electrical power, ensuring safe operation in hazardous or explosive environments. The pump features a simple on/off control via the air valve, and its ability to run dry without damage makes it a dependable choice for intermittent or continuous duty. The P8 pump is also submersible and features a self-priming capability, providing versatile installation options.

Key Features

Technical Specifications

ParameterValue
Maximum Flow240 L/min
Maximum Discharge Pressure6.9 bar (100 psi)
Suction Lift (Dry)5 m (16.4 ft)
Maximum Solid Diameter8 mm (0.31 in)
Maximum Air Consumption900 L/min (31.8 CFM)
Air Supply Pressure Range1–7 bar (14–100 psi)
Inlet/Outlet Connection2 inch DIN thread (50 mm)
Overall Height (H)665 mm (26.2 in)
Base Dimensions (A x B)320 x 220 mm (12.6 x 8.7 in)
Body MaterialPolypropylene
Diaphragm MaterialTeflon (PTFE)
Ball Valve MaterialTeflon (PTFE)
Seat MaterialTeflon (PTFE)
Center Body MaterialAluminum Alloy
Shaft MaterialStainless Steel
WeightApprox. 20 kg (44 lb)

Frequently Asked Questions

What fluids can the P8 diaphragm pump handle?

The P8 pump is suitable for a wide range of fluids including water, chemicals, acids, alkalis, oils, slurries, and viscous liquids up to 10,000 cP. The polypropylene body and Teflon diaphragms offer excellent chemical resistance.

Can the pump run dry without damage?

Yes, the P8 pump can run dry indefinitely without damage. It also features automatic shut-off if the discharge is blocked and will restart when back pressure is relieved.

Does this pump require an air filter or lubricator?

It is recommended to install an air filter and regulator on the inlet air line to remove moisture and control pressure. The pump does not require oil lubrication.

How do I connect the P8 pump to my piping system?

The pump has 2-inch DIN threaded inlet and outlet ports. Use compatible fittings or adapters for your piping. Ensure proper support for the pump to avoid stress on connections.

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