Bosoflex Rubber Expansion Bellows
Rubber Expansion Bellows are designed to take care of misalignment, neutralize movement factor and minimize noise and vibration in pipelines and Ducts. They resonably neutralize the sound and vibration generated from other equipment/machineries in the plant items in the same service building. This Rubber bellows can also be used for many other applications like water, oils, chemicals, gases and in the food industry depending upon the grade of rubber employed. Rubber bellows are available from 25mm to 750 mm n.b.(1″ to 29.5″ n.b.) and generally supplied complete with electro plated carbon steel or Mild Steel backing flanges, Retainer Rings, Strecher Plates. Control Units Etc. Flanges are drilled to suit any standard type. Specially drilled flanges can also be supplied for special cases.
Standard Construction:
- Generally Fibre or Yarn cord and steel rings reinforced in the rubber body and collar
- Single arch or convolute
- Electro plated carbon steel flanges
Supply options:
- Custom lengths.
- Various Types of rubber selected for particular application / operating conditions**
- With or Without flanges
- Flanges drilled as per standard table / special requirement
- Alloy steel or stainless steel flanges
- Steel rings are normally fitted for negative pressure applications
- Excellent mechanical properties
- Excellent resilience and compression set
- Excellent electrical resistivity
- Excellent adhesion to fabric and metals
- Excellent resistance to water and dilute acids and alkalis
- Good flexibility at low temperatures
- Good resistance to abrasion, gouging and cut growth
- Good resistance to oxidation, steam, ketones and oxygenated solvents, alcohols and ammonia
- OK in concentrated alkali and acid
