January 01, 1970
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Bolts with temperatures above 150 ° C require advanced disc spring pretensioning technology. It is recommended to use this series as much as possible at operating temperatures below 300 or around and corrosive media
Spiral wound gaskets can be used for fluid sealing, the pressure can reach 250bar, and the applicable temperature is -200°C to 1000°C, the gasket is widely used in oil, gas, petrochemical and engineering industries.
Each PTFE graphite yarn is covered with aramid fiber in its center