MK-D8130 Large load disc spring
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

It is a multi-functional special packing, the core of which is made of special high pressure-resistant elastomer and which is then wrapped with high-temperature resistant fiber and braided with protective corrosion-resistant fiber, and is applicable for the important locations of oils and chemicals tanks such as manhole, filling hole and protective hole.