Air Operated Double Diaphragm Pump
An air-powered pump for fluid transfer requirements.
Unit selection follows fluid characteristics, flow, pressure, particle size, body and diaphragm materials, and site conditions.
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Product overview
Unit selection follows fluid characteristics, flow, pressure, particle size, body and diaphragm materials, and site conditions.
Configuration and specifications are determined from process requirements and options confirmed by the principal.

Verified technical data
Information on this page is limited to confirmed data. Final capacity and performance are determined after application review.
Models and configurations
- BSK aluminium, polypropylene, stainless-steel, and cast-iron series
- Recommended air pressure
- 6 to 8 bar
- Maximum discharge pressure
- 8 bar
- Connection sizes across series
- 1 to 3 inches
- Reference solids content
- Below 8 percent, subject to pump type
- Dry run
- Not recommended because it may damage the diaphragm
Standard scope
- Pump according to the confirmed body material and size
Options and separate equipment
- Diaphragm, ball, seat, and seal spare parts subject to availability
Features and scope
Relevant applications
Data for consultation
- Fluid type, flow, and discharge pressure
- Solids content, particle size, and abrasive properties
- Body, diaphragm, ball, seat, and seal compatibility
- Compressed-air availability and quality
Frequently asked questions
Related products

Air Compressor
A compressed-air source supporting valves, pumps, and selected machine systems.
Technical consultation
Not sure which product fits?
Share your process conditions, constraints, and target. The Zaitunindo team will help define the next evaluation step.
