Simriz® 501 and Z7257 - Permium Aerospace

Simriz® 501 and Simriz® Z7257 are premium aerospace compounds designed to exceed AMS7257 standards, offering resistance to high temperatures and harsh chemicals. Simriz® 501 outperforms competitors in O-ring compressive stress relaxation and has undergone extensive flight testing. Freudenberg Sealing Technologies, the only vertically integrated O-ring manufacturer, provides cost-efficient, high-performance FFKM O-rings for various aerospace applications.

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