www.prepol.com Precision Polymer Engineering APPLICATION A US semiconductor OEM manufacturing wet clean tools. OUTCOME Although the Perlast ® G100XT gasket is considerably more expensive than the PTFE, the tool experienced less down and achieved cost of ownership savings which far out-weighed the initial cost of the gasket. PROBLEM PTFE gasket on quartz plate on spray head assembly leaking due to cold flow resulting in avoidable downtime at OEM's

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