A Rubber Expansion Joint is flexible connector fabricated of natural or synthetic elastomers, fluoroplastics and fabrics and, if necessary, metallic reinforcements used to absorb movements in a piping system while containing pressure and a medium running through it.

Macoga rubber expansion joints are designed according to the Pressure Equipment Directive PED 97/23/EC for the specified operating conditions and according to the FSA (Fluid Sealing Association) Non-Metallic Expansion Joints Division.

Expansion Joints with Full Face Rubber Flange

The full face flanges are integral with the body of the joint and drilled to conform the bolt pattern of the companion flanges of the pipe line. These are high quality “custom-made” Expansion Joints supplied with split or fixed flanges in carbon steel as standard

Standard Moulded Expansion Joints

The standard moulded Expansion Joints consisting on high quality rubber body incorporating floating flanges in zinc plated carbon steel as a standard.

There are Rubber Expansion Joints with two or more arches. Generally used to absorb large movements

Macoga do have Dog Bone Type Expansion Joint which is used as flexible connection between Turbines and Condensers. Used as a flexible connection in power plants it is the most widely used turbine to condenser expansion joint in use

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