Precise deposits of viscous fluids with Nordson EFD Piston Valve Systems
08 August 2012
The 725D Series valve systems consistently dispense a wide range of medium to thick
fluids, including greases and silicones. The piston design provides a slight snuff-back
at the end of the dispense cycle for positive fluid cutoff. These pneumatically operated
valves are ruggedly constructed and feature a unique UHMW* polymer diaphragm that
isolates the wetted components from the actuator. The UHMW* sealing head provides
The 725DA-SS provides stroke adjustment for both fluid flow and snuff-back control. The
725D-SS version is nonadjustable and provides fixed stroke travel.
Main features are
• End-of-cycle snuff-back
• Diaphragm life exceeds 50 million cycles
• Cycle rate exceeds 400/minute
• Excellent chemical resistance
• Low-maintenance design
The complete system includes the 725D Series valve, ValveMate™ 8000 controller, the fluid reservoir and dispense tip.
Expert technical assistance and high quality standards ensure productive, trouble-free performance.
EFD offers a full line of reliable dispensing systems to meet your specific application requirements
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