Expansion joints

BETTER offers the most complete line of high quality Rubber, Metal Bellow Expansion joints. Companion flange, Bolts & Nuts, Ring Gaskets R oval, R octagonal, RX, BX, IX steel ring gaskets.

Single-arch rubber expansion joints with floating flange

Rubber Expansion Joint/compensators have a special advantage in interrupting or muffling noise transmission in pipe line at pumps or machine in addition to their function as elastic pipe connections.

Construction & Material

Tube: NR/Special Synthetic Rubber

Reinforcement: Fabric

Frame: Steel Wire

Cover: NR/Special Synthetic Rubber

End Fitting: Stainless or Carbon Steel floating Flange

Size:  DN25-DN3200

Work Pressure (Mpa): 1.0 or 1.6 or 2.5

Bursting Pressure (Mpa): 2.0 or 3.0 or 4.5

Temp. Range: Varies as per the different grades of rubber used

Media: Air, Compressed air, water, sea water, hot water, weak acid and alkali, oil, etc.

Vacuum (mm/IN Hg): 400/650/750