Rotary Seals Low Friction Resistance Spring Energized Seals

Model NO.: PTW


Application: Valve


Performance: Temperature


Standard: Standard, Nonstandard


Size: Metric Size and Imperial Size


Certificate: ISO9001, SGS


Deliver Time: 3-5 Working Days


Specification: Military Industrial AS4716


HS Code: 39269010




Material: Metal+Teflon


Type: Shaft Seal


Shape: O-Ring


Function: Shaft Sealing


Color: White, Yellow,Black,Grey, Blue


Sample: Free


Trademark: DEF


Origin: Guangzhou, China


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.



Material

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)





Groove

Standard Heel Groove.

Extended Heel Groove

Flanged Heel Groove.



Size

Both imperial and metric sizes are available on all stype.



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.

Name	PTFE Stain Steel Spring Energized Seals Valve Seal
Sliding speed[m/s]	15
Temperature [° C]	-40...+260 For specific applications beyond indicated range, please enquire.
Pressure Pr: N/mm² (Max)	45
Medium	Virtually all fluids, chemicals and gases
Material	Virgin PTFE, PTFE+carbon, PTFE+glass fiber, PTFE+bronze, PTFE+polyester, PEEK etc. Other special material is also available.
Color	coffee, white, black, blue, beige
Type of spring	V-spring, Helical Spring, Slanted Coil Spring
Size	Supply standard and non-standard size
Advantages	1. 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.
Application	Valves Pumps Separators Actuators Dosing devices
Certificates	ISO9001-2008, SGS

Contact us if you need more details on Spring Seal. We are ready to answer your questions on packaging, logistics, certification or any other aspects about PTFE Spring Seals、Teflon Spring Seal. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Spring Energized Seals > Glass Fiber Spring Energized Seals