Spring Energized Teflon PTFE Seals

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Product Details

We make custom spring energized PTFE seals to your desired dimensions.
Spring energized PTFE seals are composed of a U-cup shaped seal jacket and a special shape metal spring energizer.   
It is suitable for high-speeds, high temperature and some corrosive media applications.

Materials for U-cup shaped jackets: Virgin or Filler reinforced PTFE come from world famous brand Dupont, Daikin, 3M, 3F, Dongyue, etc.

Virgin PTFE100%PTFE

Filled PTFE

Filler Type

Inorganic filler

Glass fiber, Graphite, Bronze, Carbon fiber, MoS2

Organic filler

Polyimide, Aromatic Polyester, Polypheylene Sulfide

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

Chemical resistance
High temperature resistance 
High shaft velocity resistance 
Long duration of life

1. Low cost

 --- Land/HR/Material

2. Professional

      ---15 years experience

3. Efficient

      ---Advanced production equipment and strict management

4. Control

      ---ISO9001&TS16949, FDA, ROHS, REACH reports

5. OEM accepted

      --- JUST provide drawing or samples

6. Fast and cheap delivery

      ---We have big discount from forwarder (Long contract)

Samples charge:

      ---Depending on your request, sampling time:3-7days

      ---Free for existing sample, sampling time:1day

Material sources: All our raw materials come from world famous brands as below:


Specializing in producing high-quality OEM, TEFLON custom spring energized teflon ptfe seals, Rayflon Polymer Technology is one of the best Engineered PTFE Seals manufacturers and suppliers in China, welcome to contact our factory and company.