PFA Tubes

PFA tubing is a fluoropolymer tubing, also called soluble polytetrafluoroethylene (soluble PTFE), designed to combine the advantages of FEP and PTFE tubing. Long-term use temperature -200℃-260℃, with excellent chemical resistance, corrosion resistance to all chemicals, the lowest coefficient of friction in the plastic, and good electrical properties, its electrical insulation is not affected by temperature, its chemical resistance is similar to PTFE (polytetrafluoroethylene), better than PVDF (vinylidene fluoride). Its creep resistance and compression strength are better than PTFE, high tensile strength, elongation up to 100-300%. Good dielectric properties, excellent radiation resistance. Flame retardancy up to V0 level.

Characteristics of PFA tubes

● Corrosion resistance: PFA tubes have excellent acid and alkali corrosion resistance. Only elemental fluorine and alkali metals can react with it at high temperatures, and it has no effect on all other concentrated and dilute inorganic and organic acids, alkalis, and esters.
● High temperature resistance: PFA tubes can be used in high temperature environments up to 260°C, and will not age or deform after long-term use.
● Good weather resistance and UV resistance: PFA tubes can be exposed to ozone and sunlight for a long time and maintain good performance.
● Pressure resistance: PFA tubes can withstand high pressure and have good pressure resistance.
● Wear resistance: The surface of PFA tubes is smooth, not easy to produce friction, and has good wear resistance.
● Electrical insulation performance: PFA tubes have good electrical insulation performance. Good dielectric strength, the dielectric constant is 2.1 at high and low temperatures
● Non-stickiness: There is no fouling inside and outside the tube wall, and no stagnation.
● High transparency: PFA tubes have the lowest refractive index of light among all plastics. The inner and outer walls of the tubes are smooth, flat and clean, and the color is transparent, translucent or milky white (determined by the wall thickness).
● Easy secondary processing: PFA tubes can be self-sealed, self-welded, flanged, and made into coiled tubes.
● No fouling: It can be used in a high-clean environment, and there is no fouling inside and outside the tube wall, which will not cause clogging of the equipment
● Low water absorption: water absorption <0.01%

Application areas of PFA tubes

● Chemical industry: PFA tubes are widely used as pipelines for transporting various chemicals in the chemical industry.
● Semiconductor manufacturing: PFA tubes are used to transport high-purity reagents, corrosive liquids and high-temperature gases, and are suitable for wafer processing equipment, chemical mechanical polishing (CMP) equipment, wet processing equipment and fluid heaters, etc.
● Photovoltaic industry: PFA tubes are also used to transport strong acids and alkalis and high-purity chemicals, etc.
● Biological and pharmaceutical industries: PFA tubes are used to transport biomedical samples, reagents and drugs in life science laboratories and medical equipment.
● Electronics Industry: PFA tubing is often used to transport corrosive chemicals or as an insulating material to protect cables.
● Laboratory Applications: PFA tubing is used in laboratories for a variety of scientific experiments, especially those that require minimal interaction with chemicals.

Specific applications are as follows:

● Suitable for making corrosion resistant parts, various pipes for transporting corrosive media
● Medical equipment parts, insulating parts, seals, wear-resistant parts
● Semiconductor industry manufacturing device parts, high purity parts
● Photovoltaic industry cell component cleaning pipes and accessories
● Various steam pipes, heat exchanger pipes
● High temperature wire and cable insulation, sealing materials, pump and valve bushings, and chemical containers, etc.

 

As a professional plastic material supplier, CYLEX Plastic can supply the following sizes of PFA Tubes, for other custom sizes or requirements, please Contact us.

PFA PIPE – Standard Specifications (Rigid Tube)

ModelNominal / SCH40ID (mm)OD (mm)OD Tolerance (mm)ID (inch”)OD (inch”)OD Tolerance (inch”)Standard LengthRaw Material
CY-PFAP-15A1/2″ NPS9.2413.72±0.25mm0.360.54±0.013048mm (10 feet)DAIKIN AP-230, DAIKIN AP231SH, 451HP, 951HP Plus (Prices vary by material; please contact customer service for details.)
CY-PFAP-20A3/4″ NPS20.9326.67±0.25mm0.821.05±0.01
CY-PFAP-25A1″ NPS26.6433.4±0.25mm1.051.31±0.01
CY-PFAP-40A1-1/2″ NPS40.948.26±0.38mm1.611.90±0.02
CY-PFAP-50A2″ NPS52.5160.33±0.38mm2.072.38±0.02

※ The raw material includes four different grades: DAIKIN AP-230, DAIKIN AP231SH, 451HP, and 951HP Plus. Prices vary depending on the material; please contact customer service for detailed information.
※ Standard length for all models: 3048mm (10 feet). Tolerances follow NPS SCH40 standard.

Remarks

1. Other sizes, colors can be customized.
2. Length, width, and thickness tolerances may vary by manufacturer
3. Certain grades available in various colors

 

Grade

Standard

Shape

Tube

Color

Transparent

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