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Manufacturers in China specializing in CNC machining of PTFE (Teflon)

Custom CNC Machining Services for PTFE (Teflon) in China

When looking for custom CNC machining services for PTFE materials in China, ETCN stands out as your premier option. Our skilled team guarantees precision and quality in each project, catering to industrial and commercial needs. Benefit from our expertise and outstanding services today. Reach out to us for a complimentary quote and see your project come to fruition!

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PTFE(Teflon) CNC Machining
  • machining icon

    Enhance Your Projects with PTFE (Teflon) CNC Machining Services

Our PTFE CNC machining services can provide custom parts for industrial machines or medical devices with complex requirements. We have the ability to control tight tolerances and achieve smooth finishes by means of advanced technology in all undertakings.

PTFE(Teflon) CNC Machining-1
  • ICON -Descriptions


Applications:CNC machining is very good at offering precise mechanical properties, reproducibility and high-quality metallic and plastic parts. If you are looking into precision manufacturing, you should consider these two options: 3-axis CNC milling or 5 axis CNC milling.

Strengths:Outstanding mechanical properties, exceptional accuracy, and precise repeatability.

Weaknesses:This technique imposes greater geometric limitations compared to 3D printing.

  • Characteristics - icon


Price: $$$$$

Lead Time: < 10 days

Wall thickness: 0.75mm

Tolerances: ±0.125mm (±0.005 inches)

Max part size: 200 x 80 x 100 cm

PTFE(Teflon) CNC Machining parts: Unrivaled Precision Engineering

PTFE(Teflon) CNC Machining: Browse through our materials.

Browse our products, which are used for the service of CNC machining PTFE (Teflon). While looking through these items made out of first-rate materials and designed to satisfy individual needs, you will definitely find what suits your precision engineering requirements best.

PTFE | Hardness:50 - 65 Shore D |Yield strength:14 - 41.4 MPa

Characterized by low friction and strong chemical resistance, polytetrafluoroethylene (PTFE) is an engineering plastic that performs well. PTFE has a high melting point which allows it to be used in many applications even though it does not have the best mechanical properties among plastics.

PTFE(Teflon) CNC Machining Technical Data Sheet

Densityg/cm3ASTM D7922.14 - 2.18
Hardness - Shore D/ASTM D2240≥ 51
Tensile Strength - CDN/mm2ISO 12086, ISO 527≥ 24
Elongation at Break - CD%ISO 12086, ISO 527≥ 250
Compressive Strength at 1% Deformation - CDN/mm2ASTM D6954-5
Deformation Under Load at Room Temp. (24h at 13.7 N/mm2) - CD%ASTM D621≤ 17
Permanent Deformation After Rest at Room Temp. (24h) - CD%ASTM D621≤ 9
Deformation Under Load at 260 ¡ãC (24h at 41 N/mm2) - CD%ASTM D621≤ 32
Permanent Deformation After Rest at Room Temp. (24h) - CD%ASTM D621≤ 19
Impact Strength IzodJ/mASTM D256153

Optimal Surface Finishes for PTFE (Teflon) CNC Machining Services

Best Surface Treatments for PTFE (Teflon) CNC Machining: Enhancing Product Quality and Appearance

Aluminum Anodizing parts
Anodizing is a technique for treating surfaces, which is usually employed to extend the life of mechanical devices, aircraft components, and automotive parts. It improves abrasion resistance, prevents corrosion, and strengthens surfaces for increased durability. This process may make materials tougher, resulting in a dull finish. There are many colors available for anodizing, such as transparent or clear, black, grey, red, blue, and gold, among others.
Bead Blasting
Bead Blasting

Learn what bead blasting can do for your projects – smooth surfaces with a matte finish. It is applicable to ABS plastic, aluminum, brass, stainless steel, and steel, among other materials; it also increases visual appeal, which may be combined with other surface treatments for greater effect.

Powder Coating
Powder Coating

Powder coating is an environmentally friendly procedure that involves the use of dry powder being electrostatically applied to a surface and then cured with heat or UV light, thereby eliminating solvents. This technique can be utilized on aluminium, stainless steel as well as steel surfaces; it offers black or custom RAL code/Pantone number options with gloss or semi-gloss finishes.


Electroplating is commonly employed in industries such as automotive, to cater for functional, beautification as well as anti-corrosion needs. If you want a component to have a smooth and reflective surface then you should chrome plate it. Aluminum, steel, and stainless steel are among the materials that are frequently used for achieving polished finishes.


Master the skill of smoothing surfaces until they are glossy. This may be done by hand or using chemicals to create a shiny, mirror-like finish. Different substances reflect light differently. There are many methods for achieving a polished look on aluminum, brass, stainless steel, and steel.

Brushing parts

Surface brushing is a meticulous treatment process that gently polishes different materials such as ABS, Brass, Aluminum, Stainless Steel, and Steel. This method uses sanding belts to give a satin finish which makes objects look better by increasing their aesthetic value.

PTFE, or Teflon, is a versatile material highly praised for its ability to resist heat, chemicals, and electrical conductivity, so it is used in many industries ranging from aerospace to domestic cookware. However, these properties that make it useful also make machining PTFE into precision parts difficult, if not impossible. The aim of this article is to give an overview of what can be involved with machining PTFE and provide some useful tips on how best to work around these problems. By looking at tools, techniques, considerations, etc., we will reveal everything needed to create perfect Teflon components that would meet all required specifications depending on their purpose or use case scenario.
why choose ETCN
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    Why Choose ETCN's PTFE(Teflon) CNC Machining Service

1. Accuracy: Use our PTFE part CNC machining services to improve precision.

2. Knowledge: Our experienced group focuses on exactitude cutting of Teflon materials.

3. Modification: Solutions for machining PTFE can be adjusted according to your requirements.

4. Standard: ETCN promises top-notch quality service when it comes to working with Teflon through stringent controls that are aimed at achieving this goal.

5. Trustworthiness: Every job is done consistently well so you can always count on us doing an excellent job each time we work together!

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Frequently Asked Questions

If you want to know more about PTFE(Teflon) CNC Machining

Q: What is PTFE (Teflon), and why is it commonly used in CNC machining?

A: PTFE, or Teflon, also known under its brand name, is a thermoplastic fluoropolymer that is famous for its high resistance to chemicals, its nonstick properties, and its extremely low coefficient of friction. Because of these distinctive features, this material can be successfully employed in computer numerical control (CNC) machines where very smooth surfaces must be made with the greatest accuracy; such devices include those used for aerospace industry parts manufacturing, medical appliances production, or chemical handling equipment fabrication, among others.

Q: What are the advantages of using Teflon parts in machines?

A: There are several benefits associated with using Teflon parts within machines. Firstly, their low friction coefficient leads to minimal wearing out, thus reducing maintenance costs significantly over time. Secondly, they possess superior chemical resistance, thereby allowing them to be used even under harsh chemically corrosive environments without any degradation occurring on the part surface itself, unlike other common materials like metals, which may react adversely when exposed directly to certain chemicals over extended periods. Thirdly, these components exhibit excellent thermal stability and hence can operate continuously at elevated temperatures up to 260°C without losing physical integrity or becoming structurally damaged due to excessive heat generation from the surrounding environment. Additionally, non-stick nature simplifies cleaning procedures and ensures longer service life.

Q: Can PTFE be CNC machined into complex shapes, and what are the limitations?

A: Certainly , PTFE can undergo various processes, including milling, drilling, turning, etc, so that intricate forms would become possible for realization through this technique alone . Good machinability provides opportunity more precise workmanship since tight tolerances could easily achieved during cnc operations performed directly on it . However, softness combined with flexibility vis-a-vis metals requires extra caution while carrying out such operations lest there should arise deformations along with dimensional inaccuracies that might otherwise be attributed to improper handling during the machining of any part made from Teflon.

Q: What effect does the process of machining have on the mechanical properties of Teflon parts?

A: The mechanical properties of Teflon parts can be changed by the process of machining; primarily surface finish and dimensional tolerance. These characteristics are achieved with precision machines like 5-axis CNC machine, which guarantees that materials meet strict requirements without necessarily changing their nature, such as a low friction coefficient and high chemical resistance, to name but a few. However, it is important for one to follow proper practices of machining so as not to lose these qualities.

A: Suitable forms include CNC milling, CNC turning, and 5-axis CNC machining among others. These services should be able to produce complicated shapes with close tolerances while leaving smooth surfaces intact, thus preserving beneficial features inherent in this material.

Q: How does the quality of machined Teflon parts rely on tool selection and settings made in CNC machines?

A: Quality depends largely upon tools used as well as setting made within machines themselves when dealing with Teflon during its processing phase into finished product through various stages such founding or shaping them later on into desired items depending on what each person wants achieve from such given processes therefore there are key things that need consideration points out; sharpness, maintenance levels before use, speeds rates fed rate depth cut etcetera all geared towards reducing burrs which normally cause poor finishes sometimes not netting required sizes dimensional accuracy might also be affected seriously so it is essential to choose correct parameters lest we compromise properties exhibited by these materials.

Q: Are there any special considerations for machining Teflon compared to metal and other plastics?

A: Yes, there are several unique factors involved when working with Teflon vis-a-vis metals or plastics. This indicates adjustment needs be done during strategies employed while undertaking this exercise so that no deformation happens due too much rubbing against each other causing displacement instead; lower feed rates may have to be adopted together with accurate tool paths plus supporting fixtures if tight tolerances have to be achieved otherwise good finishes won’t be realized at all. Additionally, designing fixtures should take into account the possibility of creeping under pressure during the cutting forces application stage because of its high elasticity.

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