Guangdong, China
Business Type:
Management System Certification:
ISO 9001
OEM/ODM Service
Sample Available

Teflon Carbon, Stainless Steel Spring Energized Seal, PTFE Spring Seals manufacturer / supplier in China, offering Teflon Spring Seal (PTU/ PTA/ PTB), High Performance Spring Energized Seals for Valve, High Quality Hydraulic Seal Rod Step Seals and so on.

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Teflon Spring Seal (PTU/ PTA/ PTB)

Get Latest Price
Purchase Qty. / Reference FOB Price
10-499 Pieces US $0.5
500+ Pieces US $0.2
Port: Shenzhen, China
Production Capacity: 3.000.000PCS/Month
Payment Terms: T/T, Western Union, Paypal
Material: PTFE+Carbon
Standard: Standard
Color: White, Blue, Brown, Black, Grey
Size: According to Your Needs
Certificate: ISO9001, SGS
Shape (for Gasket): Ring Gasket

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Basic Info

Model NO.: PTU/ PTA/ PTB
Function: Energize Sealing
Trademark: DEF
Transport Package: Carton
Specification: SGS
Origin: China
HS Code: 8484800

Product Description

Product Description
The Spring Energized PTFE Seal is a spring- energized, pressure-assisted sealing device consisting of a PTFE (or other polymer) seal partially encapsulating a corrosion-resistant metal spring energizer.
The PTFE jackets are precisely machined, filled with PTFE composites and other high performance polymers, function at temperatures ranging from cryogenic to 250 C and inert to almost all chemicals. Some types also can be used in sanitary environment.

PTFE filled with bronze(glass,graphite,carbon,etc.)

Application Example
Radial Seals in Static Service.
Radial Seals in Reciprocating Motion.
Radial Seals in Rotary Motion.
Inside face Seals in Static and rotary Service.
Outside face Seals in Static and rotary Service.

Section structure
Symmetric, for Rod, for Piston are available.

Spring type:
U shaped spring(Type 400)
Round wire spring (Type APS)
O shaped spring (Type 103)
Teflon Spring Seal (PTU/ PTA/ PTB)

Standard Heel Groove.
Extended Heel Groove
Flanged Heel Groove.

Both imperial and metric sizes are available on all stype.

Teflon Spring Seal (PTU/ PTA/ PTB)

Teflon Spring Seal (PTU/ PTA/ PTB)

Teflon Spring Seal (PTU/ PTA/ PTB)

How to order from us? 
  • 1 Contact DEF's salesman to get a quotation.( by Email, Telephone, Trademessage)
  • 2 Send DEF your asked type and detailed instruction(mateials, size, quantity,color, special requestes etc.)
  • 3 Will send price and other details informations to you,send back Purchaser Order for approval
  • 4 After confirm order and timeline, DEF'll start production procedure once receive payment.
  • 5 If require sample, please inform DEF in advance.
  • 6 5~10 working days for making seals.
  • 7 Quality Checking, DEF can send bulk order photo for approval before packing, if you need.
  • 8 Packing
  • 9 Order release for shipping.
  • 10 Any issue,please contact DEF after receive package. DEF'll invest and consult with you for solution.
  • Quality and Service are  DEF principle.


Please feel free to contact us if you need more details about our factory and products.

NameSpring energized ptfe seals
Sliding speed[m/s]15
Temperature [° C]-40...+260
For specific applications beyond indicated range, please enquire.
Pressure Pr:   N/mm² (Max)45
MediumVirtually all fluids, chemicals and gases
MaterialVirgin PTFE, PTFE+carbon, PTFE+glass fiber, PTFE+bronze, PTFE+polyester, PEEK etc. Other special material is also available.
Colorcoffee, white, black, blue, beige
Type of springV-spring, Helical Spring, Slanted Coil Spring
SizeSupply standard and non-standard size
Advantages1. Resistant to most fluids and chemicals
2. Low coefficients of friction
3. Stick-slip-free operating for precise control
4. High abrasion resistance and dimensional stability
5. Can handle rapid changes in temperature
6. No contamination in contact with foodstuffs. pharmaceutical and medicinal fluids.
7. High temperature range
8. Sterilisable
9. Unlimited shelf life.
Dosing devices
CertificatesISO9001-2008, SGS

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