... higher pressu Brief introduction:JGD-A Single sphere flexible rubber joint also called shock absorber, pipeline shock absorber, damper, or soft ... systems.The common type is used for transmission of -15°C ~ 115°C in air, compressed air, water, sea water, oil, acid ... so on. Special type used for transmission of -30°C ~ 250 °C and above the above-mentioned medium or oil, concentrated acid ...