Designed to compensate temperature deformations, eliminate vibration and noise during hydro-transportation (or pneumatic transportation) of abrasive materials with possible content of inorganic acids and alkalis, or gas, diesel fuel, technical oils with concentration up to 20%. The Lens Expansion Joint thus increases the service life of the equipment.
The Lens Expansion Jointis a flexible insert made of cord fabric. The internal part consists of natural and synthetic rubber. The construction contains rotary flanges.