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๐ SIMILAR VOLUMES
basic composition of the raw material is composed of 16-28 wt% of NBR, serving as the rubber; 4-8 wt% of an aramid fibre, serving as the reinforcing fibre; 10-20 wt% of a needlelike dolomite, serving as the reinforcing fibre; 8-20 wt% of silica particles, serving as the filler; and the balance, an i
A pressure balance and temperature compensation chamber for the shaft seal on a submersible electric motor is described. A chamber between two shaft seals has a flexible element for temperature compensation. A non-return valve allows fluid to be expelled from the chamber but not enter. A compensatin
This patent describes a tandem radial shaft seal that is specifically designed for automotive cooling systems. A partial vacuum may be applied to the system for leak testing and then filling. This can cause a conventional lip seal to vent air inwards. This seal has a support ring on the atmospheric