Marine Diaphragm Pumps are robust, self-priming pumps designed for handling abrasive and viscous fluids in marine environments. These pump systems feature durable diaphragms to prevent leaks and ensure reliable operation in harsh conditions. They are commonly used for bilge pumping, ballast transfer, and wastewater management on ships and offshore platforms.

Size: 1" to 6" discharge diameter

Grade: Marine-grade, corrosion-resistant

Viscosity Range: Up to 10,000 cP

Buoyancy: Optional buoyant materials for floating applications

Material: Stainless steel, aluminum, or reinforced thermoplastics

Flow Rate: 10 GPM to 500 GPM

Pressure Rating: Up to 150 PSI

Diaphragm Material: Nitrile, EPDM, or PTFE

Power Source: Electric, hydraulic, or pneumatic

Temperature Range: -20°C to 120°C (-4°F to 248°F)

Self-Priming: Yes, up to 6 meters (20 feet)

Solids Handling: Up to 1" diameter particles

Certifications: ABS, DNV, or other marine standards

Weight: Varies by size (10 kg to 200 kg)

Seawater Compatibility: Yes, with appropriate materials

Maintenance: Minimal, diaphragm replacement as needed

Mounting: Skid-mounted or portable configurations