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3 Inch Pneumatic Diaphragm Pump
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3 Inch Pneumatic Diaphragm Pump

HP80 3 inch pneumatic diaphragm pump enables proper material and port size selection based on real world service conditions. Featuring flexible installation, it delivers efficient transfer, filling and batching for chemical industry applications.
Flow Rate:0-285 GPM (0-1,078 LPM)
Maximum Allowed Passing Particle Size:0.38 in (9.65 mm) max
Maximum Head:125 psi or 289 ft. Water Column (8.6 bar or 86 m)
Displacement per Stroke:1 gal / 3.79 L

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  • Description

    Introduction

     

    The HP80 3 inch pneumatic diaphragm pump is specially designed for the chemical industry and features excellent corrosion resistance. This model delivers a maximum flow rate of 285 GPM (1078 LPM). Available in multiple material options and port sizes, this flexible installation diaphragm pump adapts to all kinds of complex on-site working conditions. It is widely used in chemical, petroleum, ceramic, coating, oil and gas, mining, electronics and petrochemical industries, efficiently performing fluid transfer, filling, recirculation and batching tasks. It serves as a stable and reliable fluid conveying device for harsh industrial scenarios.

     

    Performance Curve

     

    3 inch Pneumatic Diaphragm Pump

     

    Product Description

     

    Inlet/Outlet Size

    3" NPT or 3" BSPT

    3" ANSI Flange or 3" DIN Flange

    Flow Rate

    0-285 GPM (0-1,078 LPM)

    Main Air Valve

    Lubrication-Free, Non-Dead Spot Design

    Maximum Allowable Solids Passage

    0.38 in (9.65 mm) max

    Maximum Head

    125 psi or 289 ft. Water Column (8.6 bar or 86 m)

    Displacement per Stroke

    1 gal / 3.79 L

    Maximum Operating Pressure

    125 psi (8.6 bar)

    Shipping Weight

    AL: 116 lbs. (53 kg)

    CI: 215 lbs. (98 kg)

     

    Advantages and Features

     

    1. The HP80 3-inch pneumatic diaphragm pump features a wide flow range. Stepless flow regulation can be achieved by adjusting air inlet pressure, making it ideal for high-volume fluid conveying operations.

    2. The HP80 flexible installation diaphragm pump is available with various port sizes and matched pump body materials to suit installation requirements of diverse complex working conditions.

    3. Equipped with extra-long service life diaphragms that can last up to 8000 hours, the HP80 3-inch pneumatic diaphragm pump boasts great corrosion resistance and wear resistance, meeting the conveying demands of complex media across various industries.

     

    Complete System Installation Schematic

     

    1. Air Source Treatment Unit

    Filter Regulator ②: Filters impurities and moisture in compressed air first, then regulates and stabilizes the air pressure supplied to the pump.

    Dryer ③: Further removes moisture from compressed air to prevent water vapor from entering the pump chamber and causing internal component corrosion and icing.

    Lubricator ④: Atomizes lubricating oil and mixes it into compressed air to lubricate moving parts such as pneumatic valves and diaphragms of the pump and reduce wear.

    Supporting components: Air Inlet, Check Valve, Shut-Off Valve.

     

    2. Pump Body and Exhaust System

    Pump Body: The core pneumatic diaphragm pump, which drives the diaphragm to move back and forth via compressed air to realize fluid suction and discharge.

    Muffler: Installed at the pump exhaust port to reduce exhaust noise.

    Piped Exhaust: Discharges waste gas to a safe area to avoid workshop environmental pollution.

    Flexible Connection: A flexible connection between the pump and the air source treatment unit to buffer vibration and reduce stress transmission.

     

    3. Fluid Suction Pipeline (Left Side of the Figure)

    Suction: The starting point for fluid entering the system, connected to upstream liquid storage tanks or pipelines.

    Shut-Off Valve: Cuts off fluid suction for convenient pump maintenance.

    Compound Gauge: Monitors suction-side pressure to identify issues such as insufficient suction lift and pipeline blockage.

    Flexible Connector: Absorbs pump vibration and prevents stress damage caused by rigid pipeline connection.

    Drain Port: Drains residual liquid in the suction pipeline for maintenance or pipeline emptying.

    Pipe Connection: Multiple connection types are optional to adapt to on-site pipeline conditions.

     

    4. Fluid Discharge Pipeline (Right Side of the Figure)

    Flexible Connector: Buffers pump vibration to protect pipelines and equipment.

    Pipe Connection: Consistent with the suction end, adaptable to on-site pipelines.

    Drain Port: Drains residual liquid in the discharge pipeline for maintenance and emptying.

    Surge Suppressor ①: Stabilizes the pulsating discharge pressure of pneumatic diaphragm pumps and protects pipelines and downstream equipment, serving as a key accessory on the discharge side.

    Pressure Gauge: Monitors discharge-side pressure to judge the operating status of the pump.

    Shut-Off Valve: Cuts off fluid discharge to facilitate maintenance of the pump and downstream equipment.

    Discharge: The terminal outlet of the system, connected to downstream pipelines and equipment.

    Unregulated Air Supply to Surge Suppressor: Directly supplies unregulated compressed air to the surge suppressor, utilizing the compressibility of gas to absorb fluid pulsation.

     

    3 inch Pneumatic Diaphragm Pump

     

    Applications

     

    ● Metallurgy & Mining Industry

    The HP80 3 inch pneumatic diaphragm pump is capable of conveying corrosive and solid particle-laden media. Featuring seal-less and impeller-free design, it resists wear and clogging perfectly for harsh mining and metallurgy working conditions.Flexible installation diaphragm pump fits various complex sites and supports long-term continuous operation to meet non-stop production demands.

     

    ● Intelligent Manufacturing & Coating Industry

    The HP80 3 inch pneumatic diaphragm pump can deliver high-viscosity fluids without damaging their chemical properties. It supports automated production via control system to cut labor costs. Equipped with a pulsation dampener, it ensures smooth medium delivery. Its corrosion-resistant and wear-resistant materials lower failure rates and greatly reduce maintenance expenses.

     

    ● Marine & Offshore Engineering

    The HP80 flexible installation diaphragm pump saves working space efficiently. It adopts superior sealing performance to prevent liquid leakage and volatilization. It operates steadily in low-temperature and humid environments. Optional anti-corrosion metal pump body and corrosion-resistant wetted parts make it fully adaptable to severe marine working conditions.

     

    FAQ

     

    Q: Worried about encountering difficulties during on-site installation?

    A: We can design the installation scheme for the HP80 flexible installation diaphragm pump and matching pipelines according to your actual working conditions to make rational use of space.

    Q: Concerned that fluids will corrode the pump body and wetted parts?

    A: We will recommend suitable materials for the pump body and flow components based on the conveyed medium and service conditions to extend service life. Meanwhile, we will inform you of the expected service life and corresponding maintenance guidelines.

    Q: Worry that manual flow adjustment is inefficient and fails to keep pace with automated production lines?

    A: The flow rate of HP80 3 inch pneumatic diaphragm pump is adjusted by air inlet pressure. It can be connected to control systems to realize automatic production and cut down labor costs.

    Q: Where to buy the HP80 3 inch pneumatic diaphragm pump?

    A: You may contact our sales team via the email juicy@sxhono.com.cn to obtain product specifications, quotations and selection recommendations. If you have special application requirements, we can also provide you with customized fluid transfer solutions.

     

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