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Wiper Ingression Test -
performed for major cylinder manufacturer with under-performing
competitor's wiper.
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This fully equipped test lab fills 2 primary functions.
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The development of new and innovative
products for HPS to take to the market place.
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Provide our customers the opportunity to test
their products to validate present seal systems or develop new
and more cost effective products. This value added service
is provided to HPS customers as an expression of partnership in
our shared goal of continuous product improvement.

-40°F
Start-Up - to compare the HPS Hydrapack vs competitor's PPDI
Polyurethane U-Cup.
Hydrapack = 0 leakage PPDI U-Cup failed on Start-up |
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Rotary Manifold (Swivel) Test
to qualify seal for new high pressure circuit.

Leading equipment manufacturer's
cylinder tested to qualify improved piston seal. |