What is Polytetrafluoroethylene (PTFE)?

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Author : DUBAO
Update time : 2022-10-22 21:46:57

What is PTFE?

PTFE
The full name of PTFE is polytetrafluoroethylene, developed by DuPont and named Teflon.

Commonly used in product packaging, electronic devices, electrical power, chemical power, and corrosion-resistant products, Teflon's high-performance unique finishes are fluorine finishes with polytetrafluoroethylene as the matrix material. Polytetrafluoroethylene is generated by complimentary extreme polymerization of tetrafluoroethylene. Natural peroxides and not natural persulfates can be utilized as initiators, and redox initiator systems can also be used.
The finished PTFE emulsion is often used as a material for PTFE-coated fiberglass fabrics or conveyor belt coatings, etc., and solid PTFE is usually made into the wetted parts of PTFE pumps.

Why use PTFE?

  1. Heat resistance - functioning temperature level approximately 250 ℃.
    Reduced temperature resistance - excellent mechanical strength; 5% prolongation can also be preserved when the temperature level goes down to -196 ° C.
  2. Deterioration resistance - inert to many solvents and chemicals, solid acid and alkali resistance, water, and numerous natural solvents.
  3. Climate Immune - Has the best aging life of any plastic.
  4. High Lubrication - The most affordable rubbing coefficient amongst solid products.
  5. Non-stick - is the tiniest surface area stress in a robust product that does not stay with anything.
    Safe - From a physical standpoint, it is inert, and it has no negative responses when it is dental implanted in the body as a fabricated capillary as well as a body organ for an extended period.
    Electric Insulation - Immune to 1500 volts high voltage.

What is PTFE often used for?

PTFE-coated fabrics PTFE pump


PTFE is often associated with safety, corrosion resistance, and high temperatures.

The PTFE magnetic pump and PTFE vertical pump made of wetted parts have been widely used in chemical, medical, and food-price fluid transmission.
In the above fields, PTFE conveyor belts that meet FDA safety standards and PTFE coated fabrics are also used very frequently.

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