... NR, CR, NBR, SBR, VITON, SILICON, HNBR, etc. Rubber expansion joints provide a wide range of rubber support with a reinforcement ... that depends on the pressure required. These types of expansion joints isolate noise and vibration. When it comes to damage ... services engineering, environmental engineering and hydraulics. 4)The rubber expansion joints come in diameters from 1" to 120" and can be ...