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  • Users: Sprocket59
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  1. Sprocket59

    Elastomer discoloration

    Hi All, We use small suction cups on the equipment we sell. The material is a clear polyurethane. The cups we pull from stock (in clear plastic containers) often have discolored to yellow/amber. Aesthetics aside, I'm concerned about a loss of flexibility. Will the durometer be affected over...
  2. Sprocket59

    SMD TUBES

    I'm looking for a source of surface mount component tubes. Not the components themselves, just the antistatic plastic tubes that they come packaged in.
  3. Sprocket59

    Controlling a rodless cylinder

    With air pressure off, the piston of a rodless cylinder (1/2" bore, 15" stroke) is at mid-stroke. It's controlled with a 5 port, 2 position solenoid valve and flow restrictors at each actuator port (controlling exhaust). Upon pressurization, the piston shoots to the end of stroke regardless of...

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