HD Series - Hydraulic Diaphragm Injection Pumps

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Typical applications for the HD series include caustic, acid, formaldehyde and odorant injection

A patented hydraulic-driven diaphragm system that isolates the chemical from the plunger and seal

Diaphragms are Teflon-laminated to prevent corrosion

All fluid-contact parts are 316 stainless steel, particularly recommended for corrosive environments

The oil in the upper chamber serves as a plunger lubricant and a hydraulic fluid

The TR2 timer has become a design standard with a lightweight, simple design that's easy to maintain