Product Features & Advantages
The pneumatic diaphragm pump is powered by compressed air as its energy source. It contains no electric motor and produces no electrical sparks, giving it an inherent explosion-proof safety advantage.
The pump offers strong self-priming capability and supports dry running without damaging the unit. It is capable of handling high-viscosity fluids, large solid particles, strong corrosive media, and volatile liquids.
Flow rate and discharge pressure can be adjusted steplessly via the air inlet valve. The operation is free of dead zones and resistant to clogging. Material options include cast iron, aluminum alloy, stainless steel, and PTFE (fluoroplastic), allowing adaptation to a wide range of harsh working conditions.
Our pneumatic operated diaphragm pump is designed for safe and reliable performance in demanding industrial environments where explosion protection and corrosion resistance are required.

Application Industries
The pneumatic operated diaphragm pump is widely used in:
- Petrochemical industry
- Flammable and explosive production workshops
- Paint and coating industry
- Pharmaceutical chemical processing
- Mining slurry transportation
- Electroplating wastewater systems
- Environmental wastewater treatment
- Ink, adhesive, and resin industries
It is an ideal solution for transporting hazardous, corrosive, and viscous media.
Company Manufacturing & Supply Advantages
The company supports OEM / ODM services, private labeling, and non-standard customization based on drawings or samples. The minimum order quantity is only 1 unit, and mixed-model orders are supported within the same shipment.
Standard models are kept in large inventory, while customized products are quickly designed and scheduled according to working conditions. The factory has strong monthly production capacity to handle bulk orders efficiently.
Export packaging uses solid wood crates for protection, and multiple international trade terms are supported. Tiered pricing discounts are available for large-volume purchases.

Basic Parameters
| Parameter Item | Specification Range |
| Flow Range | 0.3–150 m³/h |
| Air Supply Pressure | 0.2–0.8 MPa |
| Self-Priming Height | 4–7 m |
| Material Options | Cast iron, aluminum alloy, 304 stainless steel, PTFE |
| Medium Characteristics | Corrosive, viscous, particle-containing, flammable & explosive media |
| Explosion-Proof Feature | Pure pneumatic operation, no spark generation, intrinsically safe |
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