BOGEN PUMPS
                                                                                                           
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Chemical Air Operated Diaphragm Pump 135L/Min Flow 70M Head with Butterfly Valves for Industrial Applications

Price Negotiable
Price: Negotiable
MOQ: 10 Unit(s)
Delivery Time: Negotiable
Brand: BSK
Product Description
Product Overview
This chemical air operated diaphragm pump, also known as a membrane pump or pneumatic diaphragm pump, utilizes a reciprocating diaphragm action with butterfly valves to efficiently transfer fluids. Designed for industrial applications requiring explosion-proof operation and material compatibility.
Technical Specifications
ParameterSpecification
Air Inlet1/4-18NPTF-1
Fluid Outlet1-11-1/2NPTF-1, Rp1-11BSP
Fluid Inlet1-11-1/2NPTF-1, Rp1-11BSP
Max. Flow135 L/Min
Max. Head70 M
Max. Self-priming Lift (dry)4 m
Max. Air Pressure8.3 bar
Max. Particle Diameter3 mm
Max. Installation Dimension249.5×360.5×245 mm
Weight9.5 kg
Noise<80 dB
Key Advantages
  • Explosion-proof operation with zero leakage and simple controls
  • Self-priming capability with idling operation and no complex controls
  • Diverse material options with no rotating parts for various erosive applications
  • Imported diaphragm, ball, and ball seat materials for extended service life
  • Modular main valve and air motor design for easy disassembly and repair
  • Available in cast steel, aluminum, stainless steel, and polypropylene materials
Material Selection Options
Pipe Connection Types
A-BSP, B-NPT(F), C-Flange
Component Materials
ComponentMaterial Options
DiaphragmSantoprene, Hytrel, PTFE/Santoprene
BallSantoprene, Hytrel, PTFE, Acetal
Ball SeatPolypropylene/Kynoar, Stainless Steel
Pump BodyStainless Steel, Aluminum Alloy, Carbon Steel, Polypropylene/Kynoar
Temperature Limits
MaterialTemperature Range
Acetal40°-150°F (4.4-65.5°C)
Santoprene-40°-225°F (-40°-107.2°C)
Nitrile10°-180°F (-12°-82°C)
Viton-40°-350°F (-40°-176.6°C)
Hytrel20°-150°F (-12°-93°C)
Kynar10°-200°F (-28.9°-65.5°C)
Polypropylene32°-175°F (0-79.4°C)
Flow Diagram
Chemical diaphragm pump flow diagram showing internal components and fluid path
Operating Instructions
  • Flush pump with compatible solvent if material may solidify during periods of inactivity
  • Disconnect air supply when pump will be inactive for extended periods
  • Ensure adequate material supply tubing to prevent flow restrictions
  • Install check valve at air inlet for forced-feed applications
  • Secure pump legs to prevent vibration damage
Maintenance Guidelines
  • Refer to component schematic for part identification and service information
  • Utilize marked "wearing parts" for quick service and reduced downtime
  • Service kits available for air section and fluid section maintenance
  • Maintain clean work surfaces during disassembly to prevent contamination
  • Keep detailed service records and include in preventive maintenance programs
  • Drain captured material from outlet manifold before disassembly
Installation Dimensions
Chemical diaphragm pump installation dimension diagram view 1 Chemical diaphragm pump installation dimension diagram view 2 Chemical diaphragm pump installation dimension diagram view 3

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company BOGEN PUMPS
Location E 18Floor Fazhan Build No.13 Easy Huayuan Road Chancheng Area Foshan City.
Contact Person ALLSON

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