A pipe joint and a gasket therefor

A gasket for a demountable joint of an hygienic food processing system, the gasket comprising a surface for providing a smooth transition from a first joint part to a second joint part at a joint. The sides of a preferred embodiment gasket each define a plateau adjacent the surface for abutting the joint parts which, in use, produce a hygienic seal. The gasket of the present invention in preferably made from a plastics material having sufficient structural strength(i.e. engineering plastics) which, even when not fully supported to withstand pressures and/or temperatures, during use maintain the hygienic performance of the joint.