All posts by : 晨, 永鸿

Teflon PTFE: Teflon PTFE: Teflon PTFE: Teflon PTFE: Teflon PTFE: Teflon PTFE: Tefl The non-stick coating PTFE (polytetrafluoroethylene) may be used continuously at 260°C, with a maximum operating temperature of 290-300°C, and has a very low friction coefficient, excellent wear resistance, and chemical stability.

Teflon FEP: A non-stick coating made of FEP (fluorinated ethylene propylene copolymer) that melts and flows during baking to form a non-porous film with great chemical stability, outstanding non-stick qualities, and a maximum service temperature of 200 degrees Celsius.

PFA (perfluoroalkylate) non-stick coatings melt and flow when baked to generate a non-porous film similar to FEP. PFA has the advantages of a higher continuous usage temperature of 260° C, greater rigidity and toughness, and is particularly well suited to anti-sticking and chemical resistance under high temperature settings.

ETFE (ethylene-tetrafluoroethylene copolymer): ETFE is an ethylene-tetrafluoroethylene copolymer. This resin is the toughest fluoropolymer, capable of forming a long-lasting coating with exceptional chemical resistance and continuous use at 150°C.

PFA hose is long-lasting and resistant to wear. It is a copolymer of perfluoropropyl perfluorovinyl ether and polytetrafluoroethylene with a small amount of perfluoropropyl perfluorovinyl ether. When compared to PTFE, melt adhesion is improved, melt viscosity is reduced, and performance is unchanged. This resin can be directly molded into products using standard thermoplastic molding techniques.

2. The long-term use temperature of PFA pipe is -80–260 degrees, and it has excellent chemical corrosion resistance, corrosion resistance to all chemicals, good electrical properties in plastics, and its electrical insulation is not affected by temperature. Influence, dubbed the « Plastic King. »

3. PFA pipe has a higher creep resistance and compressive strength than PTFE pipe, a higher tensile strength, and an elongation rate of 100-300 percent. Excellent radiation resistance and good dielectric properties.

In addition to being used to make pipes, PFA pipe material has many other applications as a special material, particularly cold-resistant PFA. In fact, it has the same application field as PTFE, but it can form products with more complex shapes than PTFE.
Aside from the well-known PFA tube, another common one is the PFA heating wire. The conductor is a resistance wire wound outside the tube that can heat up when energized. PFA heating wire is better suited for short-distance pipe heating, while long-distance pipe heating consumes a lot of energy due to voltage drop.

In general, PFA plastic pipe outperforms other products because it retains PFA’s excellent chemical stability, mechanical properties, electrical insulation, self-lubrication, non-stickiness, non-flammability, and aging resistance, among other benefits.

Furthermore, PFA plastic pipes have good high temperature stability, softness, resistance to cracking, and crack resistance. They can be used in a variety of situations, produce good results, and help to extend the service life of the pipe.

When comparing the PFA plastic pipe to the metal pipe, it is discovered that the PFA plastic pipe has a significant energy saving effect. Based on PFA plastic pipe production per cubic meter and steel and aluminum production per cubic meter, the energy consumption of steel is 316KJ/m3, and the energy consumption of aluminum is 316KJ/m3. The energy consumption is 619KJ/m3, while the pfa plastic pipe consumes 70KJ/m3.

When we were shopping for plastic pipes, merchants recommended PFA plastic pipes to us, but many people are unaware of what this PFA plastic pipe is. To understand PFA plastic pipe, we must first understand its raw material, which is a copolymer of perfluoropropyl perfluorovinyl ether and polytetrafluoroethylene.

As a result, in terms of evaluating the performance of PFA plastic pipe, other than its improved melt adhesion and reduced melt viscosity, there is no way to compare it to PTFE. Ordinary thermoplastic molding methods, which are very simple, are used to create PFA plastic pipes.

In general, PFA plastic pipe is superior to other products because it retains PFA’s excellent chemical stability, mechanical properties, electrical insulation, self-lubrication, non-stickiness, non-flammability, and aging resistance, as well as many other excellent properties.

. Furthermore, PFA plastic pipes have good high temperature stability, softness, crack resistance, and crack resistance. They can be used in a variety of situations, provide good results, and help to extend the service life of the pipe.

When comparing the PFA plastic pipe to the metal pipe, it is discovered that the PFA plastic pipe has a significant energy saving effect. Based on PFA plastic pipe production per cubic meter and steel and aluminum production per cubic meter, the energy consumption of steel is 316KJ/m3, and the energy consumption of aluminum is 316KJ/m3. The energy consumption is 619KJ/m3, while the pfa plastic pipe consumes 70KJ/m3.

PFA, as a widely used plastic material, can be transformed into a variety of products. Two examples are environmentally friendly PFA insulating sleeves and PFA corrugated pipes. They have different properties and applications, but the premise is that the quality of the pipe must be up to standard, and poor quality products will cause significant harm.
Not only does this environmentally friendly PFA insulating sleeve have soft elasticity, but it also has good flame retardancy, insulation, and temperature resistance. It has been widely used in the insulation protection of various wiring harnesses, solder joints and inductors, as well as the rust prevention of metal pipes and rods.

Because of its excellent corrosion resistance, the environmentally friendly PFA insulating sleeve is resistant to all chemicals and has a low coefficient of friction among various plastics. What’s more, the environmentally friendly PFA insulating sleeve has good electrical properties and electrical insulation that isn’t affected by temperature.
Furthermore, the creep resistance and compressive strength of environmentally friendly PFA insulating sleeves are superior to those of PTFE, as is the tensile strength. In a nutshell, the environmentally friendly PFA insulating sleeve is a near-perfect product. Let us now discuss PFA bellows.

PFA is translucent, while PTFE is pure white and opaque. Temperature resistance: PFA -200°C to +260°C, PTFE -200°C to +250°C.
PFA is a granular raw material, whereas PTFE is a powder. Polytetrafluoroethylene (PTFE): Polytetrafluoroethylene (Poly tetra fluoroethylene, abbreviated as PTFE), also known as « nonstick coating » or « easy-to-clean material. » This material is resistant to acids and alkalis, as well as various organic solvents, and is nearly insoluble in all solvents. At the same time, polytetrafluoroethylene has high temperature resistance and an extremely low friction coefficient, making it suitable for lubrication. It has also become an ideal coating for easy cleaning of the inner layer of water pipes.

PFA plastic is a copolymer of perfluoropropyl perfluorovinyl ether and polytetrafluoroethylene. When compared to PTFE, melt adhesion is improved, melt viscosity is reduced, and performance remains unchanged. This resin can be directly processed into products using standard thermoplastic molding techniques. Suitable for corrosion-resistant parts, anti-wear parts, seals, insulating parts, and medical device parts, high-temperature wire and cable insulation, anti-corrosion equipment, sealing materials, pump valve bushings, and chemical containers. It is a copolymer of perfluoropropyl perfluorovinyl ether and polytetrafluoroethylene. When compared to PTFE, melt adhesion is improved, melt viscosity is reduced, and performance remains unchanged. This resin can be directly processed into products using standard thermoplastic molding techniques.
Temperature range of -196–260 degrees Fahrenheit for long-term use

Long-term use temperature of -196–260 degrees, excellent chemical resistance, corrosion resistance to all chemicals, the lowest friction coefficient among plastics, and good electrical properties; its electrical insulation is unaffected by temperature. The « Plastic King » is its nickname. It has chemical resistance comparable to PTFE but superior to vinylidene fluoride. It has higher creep resistance and compressive strength than PTFE, as well as a high tensile strength and elongation of 100-300 percent. Excellent radiation resistance and good dielectric properties. The flame retardancy has been increased to V0. It can be used to make corrosion-resistant parts, anti-friction wear parts, sealing parts, insulating parts, and medical equipment components. Insulation for high-temperature wires and cables, anti-corrosion equipment, sealing materials, pump valve bushings, and chemical containers

After extrusion and sintering, drying, high temperature sintering, shaping, and other procedures, Teflon (sleeve) pipe is an unique pipe manufactured of polytetrafluoroethylene (PTFE also known as Teflon, plastic king). PTFE, often known as Teflon in English, is a material that is widely utilized in machinery, electronic appliances, autos, aerospace, chemicals, computers, electric heating, military, communications, and other essential technology industries, including micro-transformers.

Features
1. Chemical stability: can withstand the impacts of strong acids such as aqua regia, hydrofluoric acid, concentrated hydrochloric acid, nitric acid, oleum, organic acids, and other strong acids, as well as strong bases, strong oxidants, reducing agents, and various organic solvents. Ideal for chemical feeds with high purity.
2. Low friction coefficient: the friction coefficient is often less than 0.04, making it a great self-lubricating material that does not vary as temperature changes.
3. The inner wall of the tube has excellent anti-adhesion properties, making it difficult for colloids and chemicals to attach to it.
4. Excellent aging resistance; can be left outside for extended periods of time.
5. Excellent electrical insulation: PTFE is a non-polar substance with good dielectric characteristics, a high resistance, and a dielectric constant of around 1.

FEP heat shrinkable tubing

Name of the product Heat shrinkable tube made of polyperfluoroethylene propylene (F46, FEP).
parameters of performance: No leakage, low friction coefficient of kinetic friction, 0.2-0.3, non-stick, water, oil-water contact angle=114o, non-flammable air will not burn (oxygen index >95VOL percent), shrink ratio is 1.3:1,1.6:1.
Features Heat-shrinkable tube made of temperature-resistant polyperfluoroethylene propylene (F46, FEP)—200°C Heat-shrinkable tube made of fusible polytetrafluoroethylene (PFA)—200—250°C At high temperatures, only elemental fluorine and alkali metals resist corrosion. It works with it and has no effect on any other inorganic organic acids, alkalis, or esters, whether concentrated and dilute.

Application Teflon FEP heat shrinkable tube has excellent wear resistance, chemical corrosion resistance, and high temperature performance. It is utilized for insulation protection and pressure relief at connection welds, as well as the differentiation and identification of coated components.

PFA film is a transparent, thermoplastic film that can be heat sealed, thermoformed, vacuum formed, heat bonded, welded, metallized, laminated (combined with dozens of other materials), and used as an excellent hot-melt adhesive.

Extrusion or blow molding are used to create PFA film from tetrafluoroethylene and perfluoropropyl vinyl ether copolymer resin. It has excellent high and low temperature resistance, chemical corrosion resistance, high insulation, non-stick properties, and light transmission. In the temperature range of -80 to 200°C, it can be used for a long time. High and low temperature resistance, twice as high as F4, non-stick, high insulation, can be exposed to ozone and sunlight for an extended period of time

The revenue from FEP heat shrink medical tubes is expected to reach USD 103 million in 2019 and USD 146 million by 2024. Microcatheters and surgical instruments use FEP heat shrink medical tubing, which is in high demand. Chemically inert, moisture resistant, and temperature resistant, FEP is a great choice. FEP is also suitable for surgical instruments and microcatheters because it can be extruded with thin walls.

Between 2019 and 2024, drug delivery devices are expected to be the fastest-growing application of the FEP heat shrink medical market.
The use of microcatheters in minimally invasive surgical procedures has increased demand for FEP heat shrink medical tubes in medical devices, owing to an increase in the geriatric population and an increase in the number of chronic diseases.

As a result of the application:
Drug distribution (Catheter)
Instruments for surgery and vascular surgery
Joints that are flexible (Shafting)
Others who deal with electrical insulation

Forbest Manufacturing Co.LTD are FEP heat shrink tubing manufactuer
Our FEP heat shrink tubing is extruded and expanded with high quality Fep(F46)/Pfa. It has excellent electrical insulation, high flame retardant and self-lubricating properties, resistance to ultra-high temperature and chemical agents, and resistance to almost all oils and chemicals. Widely used in automotive, military, aerospace, electronic chemical and other fields.

【Features】
Corrosion resistance, strong acid, alkali, chemical reagent, oil resistance

Fep (F46) operating temperature: -65℃～200℃; shrinkage temperature: ≥110℃
Pfa (F46) operating temperature: -65℃～260℃; shrinkage temperature: ≥150℃

Environmental Standard: RoHS
Standard Color: Transparent,

The FEP tube is a modified Teflon tube with improved color transparency, 200°C temperature resistance, and airtightness. Fluorinated ethylene propylene is abbreviated as FEP, and the full name is polyperfluoroethylene propylene. FEP is a soluble fluoroplastic that is based on PTFE in order to improve its insoluble properties and difficult processing. FEP has nearly identical properties to PTFE in terms of corrosion and wear resistance, but its temperature resistance is limited to 200 degrees Celsius. FEP material is simple to work with and weld.