Standard PTFE back up rings

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Product Details
Basic Info
  • Item: Standard PTFE back up rings 

  • Shape: Solid, Scarf,  Spiral

  • Pressure: Medium Pressure Mechanical Seals

  • Temperature range: -180℃~+260℃

  • Standard: Standard

  • Sample: Free Sample Available

  • Advantage: Heat-Resistant, Corrosion Resistant etc

  • Material Type: Virgin PTFE and PTFE compouds

  • Service: OEM or ODM

  • Specification: Standard or as per drawing

  • Features: The Surface Is Smooth, No Burrs

  • Certificate: ISO9001, TS16949

  • Processing: Precision machined by CNC lathes 

  • Color: Any Color

  • Trademark: Rayflon

  • Origin: Shanghai China

OEM Plastic Washer /PTFE Washer/gasket/ back up ring /o-ring

We manufacture various different profile of PTFE seals include:

O-rings, back-up ring, guide/bearing ring, piston ring, rotary ring, valve seats, dipahragms, bushes, bellows, etc.


Material range:

100%virgin ptfe for light and medium load requirements.

 PTFE with filler( Glass/Graphite/Carbon/Bronze)for greater load requirements.

Virgin PTFE100% PTFE
Filled PTFEFiller Type
Inorganic fillerGlass fiber, Graphite, Bronze, Carbon fiber, MoS2
Organic fillerPolyimide, Aromatic Polyester, Polypheylene Sulfide 


Deponding on applications, PTFE can be mixed with fillers to meet the requirements of application in order to provide the optimum sealing perperties.


Excellent resistance to corrosion and chemical products
 Wide temperature using range(up to 250 degree)

Low coefficient of friction
 Self lubrication
 Improvement in resistance to wear

Good sealing 

Our Advantage:
 Our staff of sales and technical support is available to help you in selecting the right product for your application as well as to provide you with our samples for evaluation. At Rayflon, we are committed to providing the top quality products, high level of customer service, competitive pricing and speedy delivery. Our ultimate goal is your satisfaction.
 We can apply the report for material properties or for products. 

Plastic&rubber products workshopThe professional production workshops for plastic and rubber products will make sure the quality and lead time.
Mold making workshopWe have our own workshop to make sure mold precision and lead time.
CNC machining workshopWe introduced CNC machining Center from Europe to meet customer's requirements for precision and production capacity.
QC & PackagingTo save lead time, the production ,inspection and packaging is doing at the same time.
ShipmentWe have signed a long-term cooperation contract with international shipping agent and express company, so that the shipping safety and arriving time are secured.

Packaging & Shipping:

Inner-PolybagOuter-Plastic box/ Carton/ Polywood case

Shipping way: By express/ Air/ Sea



Specializing in producing high-quality OEM, TEFLON custom standard ptfe back up rings, Rayflon Polymer Technology is one of the best PTFE Gaskets And Washers manufacturers and suppliers in China, welcome to contact our factory and company.