Quiz 3: Basic Hydraulics
What is the formula for area? - answer-Force/Pressure A _____ makes oil flow, but _____ creates pressure - answer-Pump, Resistance To make things move in an IMM process, we utilize oil ____ - answer-Flow What is the formula for Intensification Ratio (Ri)? - answer-Injection Cylinder Area/Screw Area What is the formula for Plastic Pressure (ppsi) - answer-Ri x System Pressure (psi) The ratio of the cross-section area of the hydraulic cylinder to the cross-sectional area of the closed check ring on the end of the screw is referred to as the - answer-Intensification Ratio What is the primary machine control, flow or pressure, for fill? - answer-Flow What is the primary machine control, flow or pressure, for pack? - answer-Pressure What is the primary machine control, flow or pressure, for hold? - answer-Pressure What is the primary machine control, flow or pressure, for back pressure? - answer-Pressure What is the primary machine control, flow or pressure, for decompression? - answer-Flow What is the primary machine control, flow or pressure, for nozzle forward travel? - answer-Flow What is the primary machine control, flow or pressure, for nozzle pull in force? - answer-Pressure What is the primary machine control, flow or pressure, for nozzle retract? - answer-Flow What is the primary machine control, flow or pressure, for screw RPM? - answer-Flow What is the primary machine control, flow or pressure, for max torque? - answer-Pressure What is the primary machine control, flow or pressure, for clamp fast close? - answer-Flow What is the primary machine control, flow or pressure, for mold protection? - answer-Pressure What is the primary machine control, flow or pressure, for clamp low pressure close? - answer-Flow What is the primary machine control, flow or pressure, for clamp up? - answer-Pressure What is the primary machine control, flow or pressure, for clamp open slow? - answer-Flow What is the primary machine control, flow or pressure, for clamp open fast? - answer-Flow What is the primary machine control, flow or pressure, for clamp open slow down? - answer-Flow What
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