HDF1-S Metallic

HDF Pumps (HDF1-S) are recommended for abrasive slurries, suspended and non-suspended solids and line-size solids. All SANDPIPER® Heavy Duty Flap Pumps are configured with bottom discharge porting to prevent settling solids from shortening pump life and provide superior suction lift. HDF3-M/HDF4-M pumps are thick wall constructed of Cast Iron with elastomer and TPE (thermal plastic elastomer) diaphragms and check valves. See tabs below for a complete description.

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Port Size

HDF1: 1" NPT, HDF25: 1" BSP (Tapered)

Capacity

0-70gpm (265lpm)

Air Distribution Valve

No-Lube, No-Stall

Solids Handling

Up to 1"

Heads up to

125 psi or 289 ft of water

Displacement/Stroke

0.10 Gallons (0.38Litres)

Max Operating Pressure

125 Psi (8.6 Bar)

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