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 when working at temperatures below 300 ° C and corrosive media.
The product has excellent fluid sealing performance and can be used reliably in a wide temperature range, pressure range and corrosive media.
Phenolic fiber with special treatment, used for braiding packings.