Rubber expansion joints of Type 2 CR, G, GR, R, RS

The HKS rubber expansion joints of Type 2 in Construction types CR, G, GR, R and RS are individually designed to suit customer requirements regarding their pressure level. Nominal widths from DN450 to DN3000.

HKS-Gummikompensator Typ 2 in der Bauart R mit Zugstangen

Available rubber bellows qualities

CR Chloroprene, suitable for cold and warm water, swimming pool water, sea water, waste water (weak acid or alkali) - also oleiferous, coolant with oleiferous anti-corrosives, lubricating oil, fats, air and compressed air.
G Nitrile suitable for petroleum products, fuel-ethanol blends and DIN EN fuels, mains gas and natural gas with the exception of liquid gas.
GR Hypalon®, suitable for chemicals, acids, alkalis and corrosive chemical waste. For oleiferous compressor air up to +90°C.
R EPDM, suitable for water, cold and warm process water, sea water, coolant, also with chemical additives for water treatment, weak acids and alkalis, saline solutions, technical alcohols, esters and ketones.
RS EPDM, suitable for water, cold and warm process water, sea water, coolant, also with chemical additives for water treatment, weak acids and alkalis, saline solutions, technical alcohols, esters and ketones.