Kunshan Dehao Electronic Technology Co., Ltd 86-512-57562496 sales4@ksdehao.com
Custom PTFE PTFE Valve Seal PTFE Retaining Lip Seal Ring

Custom PTFE PTFE Valve Seal PTFE Retaining Lip Seal Ring

  • High Light

    Virgin PTFE lip seal ring


    Custom lip seal ring


    Virgin PTFE PTFE lip seal

  • Product Name
    PTFE Insulator, PTFE Dielectric, PTFE Parts
  • Material
    Virgin PTFE Natural
  • Application
    RF Connector For 4G 5G
  • Certificate
    ISO 9001,RoHS,REACH,UL
  • Supply Type
    OEM Service,
  • Feature
    Sample, Small Order, Higher Cost Performance
  • Shipping
    Support Express -Sea Freight
  • Place Of Origin
  • Place of Origin
  • Brand Name
  • Certification
    ISO 9001
  • Model Number
  • Minimum Order Quantity
    2000 pcs
  • Packaging Details
    PE bag in Carton
  • Delivery Time
    10 work days
  • Payment Terms
    L/C, T/T
  • Supply Ability
    10KK pcs per month

Custom PTFE PTFE Valve Seal PTFE Retaining Lip Seal Ring


PTFE Valve pipe seal piston cup PTFE retaining ring lip seal PTFE bearing bushing


1. Description:



Valve Industry:
PTFE Valve Seals find extensive use in the valve industry, where reliable sealing is crucial to prevent leakage and ensure proper valve operation. They are commonly employed in various types of valves, including:


Ball Valves: PTFE seals provide effective sealing for ball valves, ensuring tight closure and preventing fluid leakage across the ball.
Butterfly Valves: PTFE seals are used in butterfly valves to provide reliable sealing between the disc and the valve body, minimizing leakage during operation.

Plug Valves: PTFE Valve Seals are utilized in plug valves to create a tight seal between the plug and the valve body, preventing fluid leakage.
Diaphragm Valves: PTFE diaphragms act as seals in diaphragm valves, ensuring separation between the valve body and the control mechanism, thus preventing fluid contamination.


Name Short name Color Density g/cm3 Shore Hardness D Electrical conductivity
Polytetrafluoroethene PTFE white 2.2 62 insulation
Creep resistant PTFE Creep resistant PTFE White translucent 2.2 62 insulation
carbon fiber filled PTFE CF/PTFE black 2.1 71 Low conductivity
Graphite filled PTFE Gr/PTFE black 2.1 67 Low conductivity
Carbon fiber reinforced PTFE CF/Gr/PTFE black 2.1 70 Low conductivity
Carbon powder filled PTFE CA/PTFE black 2.1 69 Low conductivity
molybdenum disulfide filled with PTFE Mo/PTFE Black grey 2.2 65 insulation
tin bronze powder filled PTFE Br/PTFE orang-brown or dark brown 3.7 70 Low conductivity
tin bronze powder molybdenum disulfide filled PTFE Br/Mo/PTFE dark brown or black 3.6 69 Low conductivity
polyphenyl ester reinforced PTFE POB/PTFE light yellow 2 69 insulation
Glass fiber filled PTFE GF/PTFE white 2.3 71 insulation
glass fiber graphite filled PTFE GF/Gr/PTFE black 2.2 70 Low conductivity
Polyimide filled PTFE PI/PTFE Orange 2 69 insulation
conductive carbon filled PTFE conductive CA/PTFE black 2.1 67 Good conductivity
Colored PTFE Colored PTFE Color by customer 2.2 63 insulation
Expanded PTFE EPTFE white 0.8 30 insulation
polychlorotrifluoroethene PCTFE White translucent 2.15 85 insulation
Graphite filled PTFE GR/ PCTFE black 2.1 85 Low conductivity
Carbon fiber graphite filled PTFE CF/GR/ PCTFE black 2.1 87 Low conductivity


Specific Types:
PTFE Valve Seals come in various specific types, each designed for different valve configurations and applications:


Stem Seals: PTFE stem seals ensure a reliable seal between the valve stem and the valve bonnet, preventing fluid leakage along the stem.
Seat Seals: PTFE seat seals provide effective sealing between the valve seat and the valve body, preventing leakage across the valve closure mechanism.
Packing Seals: PTFE packing seals are used in valve stem packing assemblies to prevent fluid leakage along the valve stem.


Sealing Parameters:

Leakage Rate: PTFE Valve Seals offer exceptional sealing performance, resulting in low or zero leakage rates, depending on the specific design and application requirements.
Pressure Rating: PTFE Valve Seals are designed to withstand specific pressure ratings, ensuring they can operate reliably under varying pressure conditions.
Temperature Range: PTFE Valve Seals exhibit excellent temperature resistance, allowing them to maintain their sealing properties within a wide temperature range, typically from -200°C to 260°C (-328°F to 500°F).

Chemical Compatibility: PTFE Valve Seals demonstrate high chemical resistance, making them compatible with a broad range of corrosive and aggressive fluids commonly encountered in the valve industry.


In summary, PTFE Valve Seals are integral components in various types of valves used in different industries. They provide reliable sealing, ensuring minimal or zero leakage rates. With their excellent temperature resistance and chemical compatibility, PTFE Valve Seals are well-suited for demanding applications in the valve industry, offering enhanced safety and performance.

2. About us:


Welcome to DEHAO! established in 2006, DEHAO is a premier supplier of high precision plastic components and parts to global corporations serving the communication, aerospace, valve seal, industrial, healthcare, and food machine markets. DEHAO has earned the reputation as a premium brand known for exceptional quality, consistency and innovation. We pride ourselves on being able to offer the latest technologies in plastic machining. At DEHAO, we are committed to providing the highest level of customer service, competitive pricing, speedy delivery and a comprehensive, cutting-edge product offering. Our ultimate goal is your satisfaction.Product description: 1. High surface finishing 2. Precision in dimension control: â± 0.01mm 3. Full inspection 4. Short lead time

Custom PTFE PTFE Valve Seal PTFE Retaining Lip Seal Ring 0

Why choosing us? quick response we can send our best offer with all the details in 1 working day specicial processing we are equipped with full series of advanced machining equipment, experienced technology team, we are able to solve the complex processing problems for you. Cost time control no matter it is sample or mass production, we have the corresponding ways to minimize the cost, to expedite the delivery quality control quality is our life. Our strict quality control system can meet the different requirement in the industry like medical, automobile, telecommunication, sealing. Etc our raw material including: ptfe peek tpx pei(ultem) pet-p pa66 pa6 pctfe pps ppo pom pfa pvdf pai pi(vespel sp-1). Etc


The Materials DEHAO Machines:
PEEK PAI PI PBI Acetal Noryl
Rexolite Delrin Rulon Duratron TECAPEEK Torlon
Kel-F Ultem Vespel TPX    

Q: Are you trading company or manufacturer?
A: We are professional PTFE product manufacturer with ISO9001, ISO14001 certificated, and all material are RoHS, Food grade.

Q: Can you provide free samples?
A: Sorry, Free samples are not available for the custom parts. But after you place the order, samples cost would be return. Which is "FREE" in some way.

Q: I have a drawing, can you produce?
A: First, please send your drawing to our sales representative, they will forward all the information to our engineer and evaluate our capacity, a detail proposal will be reply with 24 hours.

Q: I have a PTFE sample but don't have drawing, what can i do?
A: In this situation, firstly please send us some photos of your sample, we will evaluate. If our factory can produce, then secondly we will ask sample from you, the Draftsman will make drawings according your sample, PS: Make sure your sample is new and unused.

Q: What are you usual terms of payment?
A: Payment welcome T/T, West Union and Paypal.

Q: What is your available tolerance?
A: Generally, tolerance is based on the design and material, we are now able to reach +/-0.001(inch) for certain parts.

Q: What is your lead time?
A: 7-15 days for normal order, we can achieve 1 week delivery for urgently order.

Q: What document will be offer along with the goods?
A: Document will be offer based on your requirement, like inspection report, packing list, material certification, date sheet, MSDS, COC and so on.

Q: What guarantee do you offer?
A: Life-long technology support, and 60 days return policy(Should make sure all the parts are new and unused).

Q: Who will offer the after-sales service?
A: Your sales representative will in charge of after-sales service, plz contact them if you have any questions.