Product Description
PTFE Bellows
Bellows are specially designed from virgin PTFE and is contour moulded. This manufacturing method guarantees an excellent structure of the material, symptoms of ageing are practically excluded. Very long term durability and low maintenance cost are assured. The bellows can be used upto 260 C. Bellows serve for compensation of vibration, thermal strain expansion and Axial & Radial motion. These Bellows are meant for resisting highly corrosive plants and piping for aggressive medias. These Bellows are installed in PTFE Lined Carbon Steel Piping and equipment without additional gaskets. For use with piping and equipment made of glass, enamels and ceramics we recommend PTFE Gaskets. offered as accessory. The sealing surfaces are covered end plates and individually boxed for protection against mechanical damage. Limit bolts are preset to prevent over extension during operation.
| Type | Size NB | Length |
| BELLOWS | 25mm - 300mm | 67.5mm |
Exceptional Chemical & Temperature ResistanceManufactured from 100% virgin PTFE, our bellows provide outstanding resistance to aggressive chemicals, acids, and solvents. Designed to perform reliably at temperatures up to 250C, they are ideal for challenging environments in chemical plants, refineries, and process industries where durability and safety are paramount.
Leak-Proof & Flexible ConnectionsFeaturing high flexibility and a robust cylindrical accordion design, these PTFE bellows absorb vibration and compensate for axial movements. This design delivers a secure, leak-resistant seal in pipelines, vessels, pumps, and reactors, safeguarding systems from potential leakages and mechanical stresses.
Certified Quality & Wide Size SelectionEach PTFE bellow is made using an extrusion molding process and comes with a test certificate for material authenticity and quality. Sizes range from 25 mm to 300 mm in diameter with a standard thickness of 3 mm to 5 mm, suiting various installation requirements and system configurations.
FAQ's of PTFE Bellows:
Q: How are PTFE bellows installed in pipeline or reactor systems?
A: PTFE bellows can be installed using either loose flange, fixed flange, or plain end connections, depending on your system's design. Ensure correct alignment and secure tightening during installation to achieve a leak-proof seal and true compensatory movement.
Q: What makes these PTFE bellows suitable for use with aggressive chemicals?
A: These bellows are manufactured from 100% virgin PTFE, which is highly inert and resistant to a wide spectrum of corrosive chemicals and solvents, ensuring optimal performance and longevity in harsh chemical environments.
Q: When should I use PTFE bellows instead of traditional metal components?
A: PTFE bellows are the preferred choice in applications involving high temperatures (up to 250C), aggressive chemicals, or the need for high flexibility and vibration absorption, where metal components may corrode, degrade, or fail.
Q: Where can these bellows be utilized effectively?
A: They are well-suited for leak-proof connections in pipelines, vessels, pumps, and reactors across industries such as chemical processing, pharmaceuticals, food, and biotechnology, anywhere reliable chemical resistance and flexibility are critical.
Q: What is the manufacturing process for your PTFE bellows?
A: Our PTFE bellows are produced using advanced extrusion molding techniques, followed by precision shaping into cylindrical accordion forms. Each unit is quality-tested and supplied with certification to ensure performance and compliance.
Q: How do PTFE bellows contribute to system safety and durability?
A: Their high tensile strength, combined with excellent temperature and corrosion resistance, enables these bellows to withstand demanding stresses, protect equipment from leaks, and extend the service life of pipeline and reactor systems.