P8 Clamped Plastic Pump

The Wilden P8 Clamped Plastic Pump is a 51 mm (2-inch) air-operated double-diaphragm pump for chemical transfer and rugged industrial duties. Moreover, its polypropylene wetted housing, rotatable flanged connections and easily serviced clamp-band construction support reliable operation, flexible installation and reduced maintenance time.

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Product Description

Wilden P8 Clamped Plastic Pump for Chemical Transfer

The Wilden P8 Clamped Plastic Pump is a 51 mm (2-inch) air-operated double-diaphragm pump for chemical transfer and demanding industrial applications. Its polypropylene wetted housing provides corrosion resistance for many compatible process liquids.

Moreover, the clamp-band construction allows technicians to access internal components quickly. Consequently, the pump combines dependable performance with simple installation and efficient maintenance.

Wilden P8 Pump Flow and Pressure

Maximum flow depends on the diaphragm configuration:

  • Rubber: Up to 591 lpm
  • TPE: Up to 583 lpm
  • Full-Stroke PTFE: Up to 562 lpm
  • Reduced-Stroke PTFE: Up to 481 lpm
  • Ultra-Flex: Up to 560 lpm

In addition, maximum discharge pressure reaches 8.6 bar or 125 psi. However, actual output depends on air volume, discharge pressure, viscosity and system resistance.

Therefore, users should select the P8 AODD pump from its performance curve rather than relying only on the maximum flow figure.

Key Features of the P8 AODD Pump

  • 51 mm or 2-inch inlet and discharge
  • ½-inch FNPT compressed-air inlet
  • Maximum flow up to 591 lpm
  • Maximum pressure of 8.6 bar
  • Solids passage up to 6.35 mm
  • DIN or ANSI flanged connections
  • Polypropylene wetted housing
  • Rotatable inlet and discharge manifolds
  • Rubber, TPE, PTFE and Ultra-Flex options
  • Clamp bands for easier servicing
  • Strong wet and dry suction capability
  • Lube-free pneumatic operation
  • Rugged industrial construction

Together, these features make the Wilden P8 Clamped Plastic Pump suitable for transfer, unloading, circulation and compatible particle-containing liquids.

Pro-Flo Clamped Plastic Pump Design

The Pro-Flo clamped plastic pump uses clamp bands to secure the liquid chambers, manifolds and centre section. Consequently, technicians can dismantle and reassemble the pump with a single tool.

Moreover, quick access to diaphragms, valve balls and seats can reduce servicing time. Therefore, the P8 pump suits facilities where regular inspection and straightforward maintenance are important.

Polypropylene P8 Chemical Pump Construction

The Wilden P8 Clamped Plastic Pump uses polypropylene as its wetted housing material.

Polypropylene is compatible with many acids, alkalis, treatment chemicals and industrial cleaning liquids. In addition, thermoplastic construction reduces pump weight compared with many metal alternatives.

However, polypropylene is not compatible with every chemical. Therefore, users must verify the liquid concentration, temperature and chemical composition before ordering.

P8 Diaphragm and Elastomer Options

The P8 plastic diaphragm pump supports rubber, TPE, Full-Stroke PTFE, Reduced-Stroke PTFE and Ultra-Flex configurations.

Available elastomers may include:

  • Buna-N
  • EPDM
  • FKM
  • Neoprene
  • PTFE
  • Polyurethane
  • Saniflex
  • Wil-Flex

Each material provides different chemical, temperature and abrasion resistance. Consequently, the diaphragms, valve balls, seats and seals should all match the transferred liquid.

For example, PTFE may suit many aggressive chemicals. Alternatively, rubber or TPE may provide better flexibility or abrasion resistance.

Two-Inch Flanged P8 Pump Connections

The Wilden P8 Clamped Plastic Pump uses 2-inch DIN or ANSI flanged inlet and discharge connections.

Moreover, both manifolds are rotatable. Therefore, installers can adjust the connection positions to match the available pipework.

In addition, flanged connections provide secure integration with industrial pipelines. However, users should verify the flange standard, gasket material and installation arrangement before ordering.

P8 Solids Handling and Suction Performance

The Pro-Flo P8 pump passes compatible solids up to 6.35 mm or ¼ inch. As a result, it may handle selected liquids containing suspended particles.

Nevertheless, particle concentration, shape and abrasiveness can affect valve and diaphragm life. Therefore, solids-heavy applications require a detailed review.

Maximum dry suction lift varies by diaphragm:

  • Rubber: Up to 7.4 m
  • TPE: Up to 5.9 m
  • Full-Stroke PTFE: Up to 6.4 m
  • Reduced-Stroke PTFE: Up to 4.27 m
  • Ultra-Flex: Up to 4.88 m

Meanwhile, wet suction lift reaches approximately 8.6 to 9.45 metres. However, viscosity, elevation and inlet-pipe resistance affect actual performance.

Wilden P8 Clamped Plastic Pump Applications

The Wilden P8 Clamped Plastic Pump may support:

  • Chemical processing
  • Acid and alkaline transfer
  • Water and wastewater treatment
  • Paint and coating production
  • Tank and container unloading
  • Industrial cleaning systems
  • Adhesives and sealants
  • Corrosive wastewater
  • Ceramic processing
  • Mining support duties
  • Filtration circulation
  • General industrial transfer

For example, the polypropylene P8 pump may transfer compatible water-treatment chemicals. Similarly, it may circulate process liquids where regular disassembly and cleaning are required.

Moreover, operators can control the transfer rate by adjusting the compressed-air supply.

Selecting a Wilden P8 Chemical Pump

Correct selection depends on flow, pressure, chemical concentration, temperature, viscosity and solids content.

In addition, users should confirm the diaphragm materials, flange standard, suction conditions and available compressed-air volume. Therefore, the Wilden P8 Clamped Plastic Pump should be configured around the complete hydraulic and chemical duty.

Otherwise, incompatible materials may cause premature wear. Similarly, insufficient air volume may reduce flow and efficiency.

Why Choose the Wilden Pro-Flo P8?

The Pro-Flo P8 combines rugged polypropylene construction with quick clamp-band servicing. Moreover, its high flow, rotatable manifolds and broad diaphragm selection support varied industrial requirements.

Consequently, this 2-inch plastic AODD pump provides a practical solution for UAE facilities requiring dependable chemical transfer and simplified maintenance.

Request a Wilden P8 Clamped Plastic Pump in the UAE

Contact our pump specialists for technical selection, specifications and UAE pricing.

Please provide the liquid, concentration, temperature, required flow, pressure, solids content and compressed-air supply. Consequently, our team can recommend the correct Wilden P8 Clamped Plastic Pump configuration.

AIR INLET
  • 1/2″ FNPT
LIQUID INLET
  • 51 mm (2″)
LIQUID DISCHARGE
  • 51 mm (2″)
CONNECTION TYPE
  • DIN/ANSI (Flanged)
MAX SUCTION LIFT CAPABILITY
  • Rubber – 7.4 m (24.4′) Dry, 8.6 m (28.4′) Wet
  • TPE – 5.9 m (19.3′) Dry, 8.6 m (28.4′) Wet
  • Full-Stroke PTFE – 6.4 m (21.0′) Dry, 8.6 m (28.4′) Wet
  • Reduced-Stroke PTFE – 4.27 m (14.0′) Dry, 9.45 m (31.0′) Wet
  • Ultra-Flex™ – 4.88 m (16.0′) Dry, 8.84 m (29.0′) Wet

MAX FLOW RATE
  • Rubber – 591 lpm (156 gpm)
  • TPE – 583 lpm (154 gpm)
  • Full-Stroke PTFE – 562 lpm (148 gpm)
  • Reduced-Stroke PTFE – 481 lpm (127 gpm)
  • Ultra-Flex™ – 560 lpm (148 gpm)
MAX PRESSURE
  • 8.6 bar (125 psi)
MAX DIAMETER SOLIDS
  • 6.35 mm (1/4”)
DISPLACEMENT PER STROKE *
  • Rubber – 2.8 L (0.73 gal)
  • TPE – 2.8 L (0.73 gal)
  • Full-Stroke PTFE – 2.6 L (0.69 gal)
  • Reduced-Stroke PTFE – 0.53 L (0.47 gal)
  • Ultra-Flex™ – 2.12 L (0.56 gal)
  • * 1 cycle = 2 strokes

When Jim Wilden first added a plastic pump series to his product portfolio, he designed it with what he knew best: a clamped pump. Incorporating the same benefits as a clamped metal pump, these plastic versions offer a simple, rugged design that is ideally suited for chemical applications. Engineered with ease of maintenance in mind, clamped plastic pumps are simple to install and are made for quick serviceability, allowing the pump to be taken apart and put back together with only a single tool. Proven by the test of time, hundreds of thousands of Jim Wilden’s clamped plastic pumps have pumped billions of gallons of fluid on an annual basis.

  • DIN and ANSI flanged inlet/discharge liquid connections
  • Rotatable inlet and discharge for flexibility

  • Decades of proven performance
  • Clamped connections for faster maintenance
  • Low cost
  • Simple installation
  • Ease of operation and maintenance

CE Mark (Conformité Européene – European Conformity)

Wilden Pump & Engineering LLC has met the criteria for placing the CE mark on our product line. On December 3, 1999, Wilden fully self-certified its product line by meeting all the regulations of the Machinery and PED (Pressure Equipment) Directives. Every pump manufactured by Wilden will now receive the CE mark. Each pump box will also include a Safety Supplement manual in the eleven official languages of the European Community. This CE mark certification is indicative of Wilden’s pledge to providing our distributor network with all the sales tools necessary to excel in a global economy.