Bulky FEP perfluoromethyl groups. The method for producing an ETFE sheet, wherein the average surface temperature of each of the two rolls is 50 to 180 ° C. ECTFE/ETFE. The unit cell is orthorhombic with the dimensions: a = 8. Services & Capabilities. When both hold-up time is long and temperature is high, the rear zone should be set to a lower temperature than the front zone to minimize polymer degradation. These low melting fluoropolymer resins are processable by conventional extrusion and injection molding techniques. Powder flow and distribution are critical because the high melt viscosity of Tefzel ® limits the lateral flow of melted resin. Vector Foiltec has completed over 1,700 projects over the last decades, covering spaces for many different applications such as retail offices, stadia, zoos and botanical gardens. ETFE is (1) strong enough to bear 400 times its own weight; (2) thin and lightweight; (3). PFA is one of the few plastics that is suitable for use in high-temperature and low-temperature applications. Resin. ETFE Cushions . It's suitable for use at temperatures from minus 60 C to 200 C and conforms with UL 1371 and M16878/6. Characteristics. Upper Use Temperatures similar to PTFE. Units PTFE FEP PFA ETFE ECTFE PCTFE PVDF Specific Gravity D792 - 2. Standard Number. The absorption band around 250 nm. 5-mm (0. V. 5 1 2 5 Thickness, µm 12. 2-0. or g/625 sq cm (24 hr) Acetic Acid 35 0. Maximum use temperature of 300 F (~150 C) Natural ETFE is semi-transparent. Lower T g (glass transition temperature) occurs at –15°C to –20°C and upper T g is in the 40°C to 50°C range. 100-250. Melting Point: 343 173: deg F deg C: D 3418: Thermal Conductivity: 1. 05-04-2018 | Business, Economy, Finances, B. ETFE HT-2181 are inert to most solvents and chemicals, hydrolytically stable, and weather-resistant. 455 MPa) 158 to 171 70 - 77: deg F deg C: D 648: Service. AGC Chemicals Americas, Inc. Cable insulation is used to provide electrical separation between conductors of a cable. Such cookware is also easy to wash. Semantic Scholar extracted view of "Melting of Ethylene–Tetrafluoroethylene Copolymer" by C. 75 to 85 °C. ETFE (or Ethylene tetraflurorethylene) is a fluorine based plastic, equipped with a high melting point and an excellent chemical,. Tefzel™ ETFE is typically considered to have a no-load continuous use temperature of 150 °C (302 °F). 1007/s00289-012. Due to its excellent melt flow properties, NEOFLON ETFE can be processed in the same was as other thermoplastic resins. Fluon®ETFE is a tough fluoropolymer that has chemical resistance and electrical properties comparable to. When burned ETFE releases hydrofluoric acid. 040 in/inBoth ETFE and PFA are thermoplastics. Additionally, Lubrizol offers harder TPU grades, in the shore hardness range of 50D to 70D, that have a high modulus of elasticity, and excellent low temperature impact strength. An artificial weathering test (comparable to 30 years’ exposure) produced no filtering and almost no signs of film deterioration. This unique polymer coating prevents food from sticking in the pans during the cooking process. AGC Chemicals Americas, Inc. The following table shows the current required to raise the temperatures of single insulated conductor in free air (30ºC ambient) to the listed temperatures. The crystal structure for an ethylene-tetrafluoroethylene (ETFE) alternating copolymer film containing highly ordered crystal regions was determined. Although not fully fluorinated like PTFE, FEP and PFA, ETFE maintains many of the high performance characteristics such has high temperature (continuous service temperature of 150 Deg C), 20-year weathering, very good electrical properties, and very good chemical inertness. All materials exhibited almost the same melting temperature after the second heating, except ETFE 2 and FEP which showed significantly lower values of 260 °C and 250 °C, respectively (see Table 3). Fluorotherm™ offers a variety of fluoropolymer and proprietary materials that can be applied in a numerous industries. of Lin. They are high-performance resins that can be processed at relatively high rates compared with fluorocarbon resins. This improves FEP processing characteristics while maintaining high perfluorination. 15 1. ETFE Melting Point D3418 °C (°F) 327 (621) 260 (500) 306 (582) 267 (512) Cure Temperature --- °C (°F) 379-429 (715-805) 360-385 (680-725) 379-399 (715-750) 302-323 (575-615) Max. 013, respectively. Description: Fluon® ETFE is a melt-processable copolymer of tetrafluoroethylene and ethylene. to 3/4 in. Tefzel® ETFE has excellent chemical resistance & can be applied as thick as PFA but is the tougher. 0 - 12 g/10 min @Load 5. Applications include nuclear and aerospace. mersed in the chemicals at room temperature, and rinsed as described above. An artificial weathering test (equivalent to 30 years of exposure) showed little sign of film degradation. In particular, PVDF and ETFE are isomers; PVDF has a higher thermal decomposition temperature than ETFE. ETFE, or ethylene tetrafluoroethylene, consists of carbon, fluorine and hydrogen, has a higher tensile strength than PTFE, though PTFE will stretch before breaking. All materials exhibited almost the same melting temperature after the second heating, except ETFE 2 and FEP which showed significantly lower values of 260 °C and 250 °C, respectively (see Table 3). Long-term (>24 hr after immersion) surface hydrophilicity of PDMS was quantified using go-niometry. AGC Chemicals Americas, Inc. 76 Hexane 35 0. UL1581. The wider temperature range allows for improved processability, flexibility and strength. Elongation. Type ET Wire. Barrel, Rear. Tefzel™ ETFE HT-2185 can be processed by melt extrusion & injection, compression, transfer and blow-molding. At a high temperature around the crystalline melting point of the cable jacket material, sharp expansion and contraction occur in the jacket material[3]. [2] Fluorinated ethylene propylene was invented by DuPont and is sold under the. Green. CSI has been using Whitford coatings for at least 20 years and will. See the links below for our current offering and technical information. 238: Btu/hr-. To meet these demanding and various expectations, DAIKIN has developed two exhaustive range of Fluoropolymers: POLYFLON Series, a variety of high-performance PTFE. Capabilities. It differs from the polytetrafluoroethylene (PTFE) resins in that it is melt-processable using conventional injection molding and screw extrusion techniques. area factor, ft2/lb 200 100 50 20 Approx. DuPont™ Tefzel ® 207 fluoropolymer is a special-purpose resin available in translucent, 2. Nowadays, operating temperature of this kind of insulators can reach about 350 °C for new generations of machines, which is above than the melting temperature of the material (327 °C). The thermal analysis showed that, even if the films have similar degrees of crystallinity and melting temperatures, there are obvious differences in terms of the melting endotherms and crystallisation exotherms. • Excellent chemical. In total, 580 uniaxial tensile tests were carried out. PTFE can reach a maximum temperature of 327c whereas ETFE can reach a maximum temperature of. The following material compositions ETFE/AP/MK/TiO 2 were pro-Materials 2021, 14, 969 3 of 14Fluorinated ethylene propylene ( FEP) is a copolymer of hexafluoropropylene and tetrafluoroethylene. It is also highly durable,. TG and DSC curve of PTFE fibers are depicted in Figure 4. 5 1 2 5 Thickness, µm 12. Specific temperature ratings vary with equipment design, thus it is important to consult with component manufacturers for in-use service recommendations. 3 In the temperature region. 19 W/MK . Fluorinated Ethylene Propylene (FEP) FEP is a copolymer of tetrafluoroethylene (TFE) and hexafluoropropylene (HFP), first produced by DuPont in 1956 (Teflon™ FEP) to reduce PTFE’s high crystallinity and melt viscosity. Finally, the most notable difference. XRD results revealed that the largest crystallinity of four ETFE fibers was 41. These low melting fluoropolymer resins are processable by conventional extrusion and injection molding techniques. 63 mm 3 /s. At the end of the test, the die and barrel are cleaned. Finally, the most notable difference. Tefzel™ ETFE fluoroplastics are ideal for wire coating and molding a wide variety of end use articles and components. Title/Description. 01 Piperidine 25 0. Melt Flow : 9. Melting Temperature Volume Resistivity Dissipation Factor Food Grade UL 94Ethylene tetrafluoroethylene (ETFE) is a fluorine -based plastic. However, ETFE is Table 1: Types and Gauges of DuPont™ Tefzel® ETFE Fluoroplastic Film Gauge 50 100 200 500 Thickness, mil 0. •Generally occurs at high temperature (thermal creep), but can also happen at room temperature in certain materials (e. Some ETFE insulations fail flammability in a 30% oxygen environment. S. As such, the operating temperature of the materials is lower. The. The PFA and fluoroadditive constituents crystallize independently (two melting temperatures are observed). NEOFLON Series, a complete array of melt-processable fluoropolymers such as FEP, PFA, ETFE. Following are some of theSection snippets Materials. Melt temperature, as measured at the nozzle exit, should be decreased as hold-up time becomes longer. Melting Point; Maximum Service Temperature, Air; Deflection Temperature at 0. ETFE has approximately 95% light transmittance, but does not offer the clear visibility/transparency of glass (Robinson, 2005). Tetrafluoroethylene is a synthetic, colorless, flammable gas that is insoluble in water. Figure 1. In the event of a fire ETFE does not promote the spread of flames because it self-extinguishes and does not generate any flaming droplets or particles. molded or melt mixed for additional processing. Tefzel® ETFE ETFE HT2188 150 2. Fluon ETFE film is available in various thicknesses and finishes ranging from 12µm to 250µm and with light transmission options of over 90%. Because FEP is fully fluorinated like PTFE, it is extremely inert, has excellent electrical properties, high chemical stability, low friction. ETFE can branded as Tefzel™, made by DuPont™/Chemours™. This study mainly focused on the thermal stability of PVDF/ETFE blends. to diameter (24/1 up to 30/1 and beyond) and heaters should have the capacity to heat material to approximately 340°C. 1. 1007/s00289-012. ETFE is difficult to burn because it requires air with a higher oxygen concentration. ETFE is a fluoroplastic (fluorine-based thermoplastic). Frequently, the mold or part containing the resin is preheated (with rotation) to a temperature just below the melting point of the resin. Vapor Temperature, °C g/100 sq in. technique. FEP has good melt-flow characteristics which permit melt bonding to itself, to Kapton film, and to PTFE. Use Temp. Pure ETFE is colorless and can be processed into transparent ETFE film with light transmittance of up to 95%. In the equations, ΔH m represents the melting enthalpy, and T m represents the melting peak temperature. 4 Hytrel® 4068 33 45 NY NY 29 800 193 -55 1. After time–temperature superposition, shifted shear viscosity, extensional. * View additional table for data – click material name. apart from the tests at testing temperature T 0 for the ETFE foil from producer III with only three tests per test combination. PTFE can reach a maximum temperature of 327c whereas ETFE can reach a maximum temperature of 267c. The melting point ranges from 220 to 280 °C. In the case of ETFE mixed with AP, the polyoxide may act as a nucleating agent for ETFE improving its crystallization. 8Teflon™ ETFE Melting Point: D3418 °C: 327: 260: 305: 267 °F: 621 >500: 582: 512 Cure Temperature. Temperature Range: ETFE usually has the broadest temperature operating range among the three. In other words, it is the temperature at which a given polymer test bar will be bent by 0. Commercial ETFE is a copolymer of ethylene and tetrafluoroethylene. The heat deflection temperature (HDT) is a measure of the polymer’s resistance to distortion under a given load at an elevated temperature. 150 °C (302 °F) and 200 °C (392 °F) Teflon™ ETFE. Melt-. Four kinds of ethylene-tetrafluoroethylene copolymer (X-ETFE) insulating materials were prepared with the method of irradiation cross-linking by Zhang et al. ETFE 90-170 105 70 <-100 1900-2000 0. 305°CTin Coating = 150°C Max. ETFE Cushions . Each resin system has a specific orifice length and diameter, barrel temperature, and piston load specified in ASTM D1238–86 or ISO R1133 test methods. The melting temperature and enthalpy after the second heating run are mainly determined by the cooling rate of the previous step [22]. Like PTFE, PFA has extreme chemical inertness, excellent slip and release properties, and excellent electrical properties. 1. Fluon® ETFE LM-720A is a modified ethylene tetrafluoroethylene (ETFE) polymer. Wide Working Temperature Range – ECTFE has a wide service temperature range from -94 °F (-70 °C) to 298 °F (148 °C) enabling it to be used in almost all ordinary working environments. Typical TFE-based fluoroplastics include ETFE, the alternating 1:1 copolymer with ethylene, and PFA, which is a random copolymer similar to FEP but with a minor amount of a perfluoroalkyl vinyl ether (PAVE) rather than HFP. All materials exhibited almost the same melting temperature after the second heating, except ETFE 2 and FEP which showed significantly lower values of 260 °C and 250 °C, respectively (see Table 3). Excellent resistance to extremes of temperature, that is, ETFE has a working temperature range of −200 °C to 150 °C. As…. D3418 °C (°F) 327 (621) 260 (500) 306 (582) 267 (512) Flame Rating* UL94--V0. 15 1 . They have lower chemical resistance and thermal stability than perfluorinated polymers. Tefzel ™ ETFE HT-2184 and the other Tefzel ™ fluoropolymers are melt processible, modified. 190-270. Nickel is a naturally occurring silvery metal with a melting point of 2,651ºF. Chemically resistant: The exceptions include molten alkali metals, gaseous fluorine at high temperatures and pressures, and a few organic halogenated compounds such as chlorine trifluoride (ClF 3) and oxygen difluoride (OF 2). They have lower chemical resistance and thermal stability than perfluorinated polymers. [2] Fluorinated ethylene propylene was invented by DuPont and is sold under the. AGC Chemicals Americas, Inc. It has been widely used in chemical production, transport, and storage systems. 008 11 255–280 40 300 1000 1. • When comparing neat ETFE with ETFE composites, the melting temperature, the crystallinity and the crystallization temperature increased significantly, indicating a potential interaction between ETFE and the polyoxides. MELT TEMPERATURE RANGE (℃) ABS - Acrylonitrile Butadiene Styrene. Table 1: Types and Gauges of DuPont™ Tefzel® ETFE Fluoroplastic Film Gauge 50 100 200 500 Thickness, mil 0. %. 5 25 50 125 Approx. Commercial ETFE is a copolymer of ethylene and tetrafluoroethylene. 50 Benzene 35 0. melt temperature of 285 C, a pressure of 8 bar applied during 10 s, and a mold tem-perature of 80 C. -95°F to 500°F temperature rating. 12 The peak on each caloric curve represents the endother-mic process of melting. Fluon ® LM-ETFE Resins. Nonetheless, PTFE is better suited for high-temperature applications. 17 2 . 382 1. The melt point of ETFE is about 242 °C, and crystallization point 259 °C. Maximum Temperature: Autoignition. 5 25 50 125 Approx. In fact, they differ significantly only with regard to cold flow (PFA. To safely design ETFE foil structures, their mechan-ical behaviour has to be fundamentally. You will come across a plethora of. 20-30. Fluon ® LM-ETFE is a thermoplastic fluoropolymer developed by AGC. All 3M Products. Melting point: −142. It has good resistance against most chemicals like strong acid or strong alkaline chemicals. Exhibits chemical inertness & good weather-, stress cracking and abrasion resistance. Heat aging of the solid-state mixture engenders the epitaxial co-crystallization, resulting in a single melting temperature. Daikin ETFE is an alternating copolymer of ethylene and tetrafluoroethylene. • Excellent chemical resistance. Copolymer of ethylene and tetrafluoroethylene (ETFE) was treated in superheated water with KMnO 4. The chart below shows a technical comparison among these materials. 20 A, and c ( chain axis) = 5. So FEP, PFA and ETFE all have the capability to be welded – but it is not easy. 1 MPa of the same sample as used inThe Tm and Tg change continuously between the lowest values 137 °C and −128 °C of polyethylene and the highest values 327 °C and 131 °C of. 72 1 . Temperature controllers should be of the proportional-integral derivative (PID) type. UL-758. Impurities may include various chloro-fluoro compounds (ECETOC, 2003). It differs from the polytetrafluoroethylene (PTFE) resins in that it is melt-processable using conventional injection molding and screw extrusion techniques. resists melting at high temperatures. The melting point 7^(obs) relevant to Tx is determined by warm-ing the specimen at a specified rate by a methodMoO 3 has a melting point of 795 ℃ and a significant sublimation phenomenon when temperature is lower than its melting point [23]. area factor, ft2/lb 200 100 50 20 Approx. 1). Tefzel™ ETFE has a wide service temperature range with characteristics of other fluoroplastic resins; low flammability, chemical. ETFE also has a wide temperature range, with the ETFE melting point around 267°C, and a maximum service temperature of 150°C. The drop of storage modulus near 0. 10. cross-linked ETFE polymer. • Mechanical strength ETFE is good. The modification of these phases makes it possible. See “Thermal Properties” section for a more complete discussion of thermal rating. Elongation at break: 300%. November 9, 2015. Specifically, when ETFE (30 mg) was treated for 6 h with aqueous KMnO 4 (52. These observations are explained in terms of an increase in crystallinity of PTFE after thermal exposure above the melting temperature followed by slow cooling, and polar group. Compared with other grades of Tefzel™, it has a higher flow rate, low melting point, and high flexural endurance. This value was significantly lower than that of commercial ETFE Fluon AX55 (77 mm 3 /s), which was used in previous studies by. The mechanical properties of ETFE are superior to those of PTFE and FEP. 5 1 2 5 Thickness, µm 12. Different annealing temperature and time to deal with the melting curves of ETFE multiple melting peaks. A number of different melt temperature probes can be used, as shown in Fig. in (0. For instance, the melting temperature (T m) shows a remarkable shift towards lower values compared to the unirradiated ETFE film as the irradiation dose increases from 100 to 1200 kGy. It differs from the polytetrafluoroethylene (PTFE) resins in that it is melt-processable using conventional injection molding and screw extrusion techniques. 5 K. 1). Homopolymer PTFE FEP PFA ETFE ECTFE Density g/cm3 1 . Like PTFE and FEP, it is fully fluorinated. An ETFE containing an ETFE having an average particle diameter of 0. The level and stability of dielectric properties are excellent, and the flame rating is V-0 by the UL94 method. It is processable by conventional extrusion, injection molding, roto. ageing affects both the melting temperature, which increases by about 4 °C, and the crystallization. in (0. The 3M TC hot melt stick size is a 5/8” X 2” glue stick meant for use with the 3M Polygun TC or Polygun LT (depending on temperature, but we'll get into that later). We have been doing this for companies since 1947. Increased Melting Point: Upper Use Temperatures similar to PTFE . 006 7 220–255 38 300 645 1. 测定蛋白质 Tm 值的常用方法有差示扫描量热法 (differential scanning calorimetry，DSC)、圆二色光谱法 (circular dichroism，CD)和差示扫描荧光法 (differential scanning. It is processable by conventional extrusion, injection molding, roto. Silver Coating = 200°C Max. @Temperature 300 - 330 °C: 1. 92% after 1. 15 2. 2012;69:375–88. [10] Melt ETFE to obtain a melt, which is then continuously extruded through a die that is shaped into a sheet and cooled between two pairs of rolls; A method of manufacturing an ETFE sheet, Each of the two rolls is a. pH : No applicable data available. [ 12 ],. ETFE is a polymer and its source-based name is poly (ethene-co-tetrafluoroethene). More difficult to work with than PTFE Teflon. ETFE is highly resistant to corrosion, has a high melting temperature and has a non-stick surface that resists dirt, but most of all it is its light weight that makes it an exciting alternative to glass. The table below lists average deflection temperatures at 0. During recent years, there has been some. ECTFE’s chemical structure gives it very low permeation to. Its dielectric constant and dissipation factor at 1 MHz are 2. The thermal scanning procedure, including melt and crystallization, follows below: (1) melt behavior, staying 5 min at -50 C then heating (10 C/min) to 350 C; (2) crystallization behavior, ETFE. It is processable by conventional extrusion, injection molding, roto. 15 2 . At less than 1% the weight of glass an ETFE roof will give you corresponding savings in installation costs and a lower health and safety risk. . Melting Point; Maximum Service Temperature, Air; Deflection Temperature at 0. ,£293-iT 106 dijg,£293. AGC Chemicals Americas, Inc. 2: Btu·in/h·ft2·°F W/m·K: ASTM C 177: Specific Heat, at 300 deg K: 0. Temperature controllers should be of the proportional-integral. It is one of the two basic methods for assigning value to the performance of plastics at. Manufacturer of chemical products including ETFE products. [3] ETFE resins are agnostic to ultraviolet light. PFA (Perfluoroalkoxy) is a melt-processable fluoropolymer that combines the properties of PTFE and FEP. It was found. It has a fairly high density among thermoplastics. Tefzel® ETFE ETFE 750 200 2. It has a temperature rating of -65°C to 200°C [-85°F to 392°F] continuous using Sa silver plated copper c on-ductor, and combines the easy handling of a fl exible wire with excelle nt scrape abrasion and cu t-through characteristics . This offers a range of proven benefits for building inhabitants, from reducing stress and boosting the immune system, to allowing for the natural growth of indoor gardens. to diameter (24/1 up to 30/1 and beyond) and heaters should have the capacity to heat material to approximately 340°C. Recommended upper service temperature sockets, connectors and is 150°C. Chemours Tefzel® 207 Resin Modified ETFE. They are high-performance resins that can be processed at relatively high rates compared with fluorocarbon resins. The quantity/weight of the ETFE-material. Due to theMelting temperature (1) °C 156 – 162 162 – 170 164 – 180 Apparent melt viscosity (2) High viscosity Pa·s 2,800 – 3,800 28, 00 – 31,00 13, 00 – 25, 00. 24: 0. 5: Influence of temperature on E-modulus Elastollan® glass fibers reinforced grades-20 -10 0 10 20 30 40 50 60 70 80 E. 455 MPa) 219 104: deg F deg C: D 648: Service Temperature <-148 to 302 <-100 to 150: deg F deg C: Processing. area factor, m2/kg 40 20 10 4 Availability Type LZ—ETFE, general-purpose X X X X Type CLZ—ETFE, one side cementable. With an ETFE roof or façade system, there are three ways in which smoke ventilation can be ensured. As ETFE foils are typically loaded biaxially, the material behaviour under biaxial loads is of interest as well. They are mechanically tough and ETFE. The activation energy of thermal degradation (E d) of ETFE was 66 kJ/mol, while the PVDF/ETFE (10/90 wt%). area factor, ft2/lb 200 100 50 20 Approx. 65: 0. lead or glass), albeit much slower. Excellent Chemical Resistance. 195 W/(m·K) 1. When burned ETFE releases hydrofluoric acid. ETFE has a melting point of approximately 260°C. This lower melting point can be advantageous in certain processing techniques where lower temperatures are required. Both ETFE and PVDF are thermoplastics. 46 MPa (66 psi) load, at 1. Open navigation menu. area factor, m2/kg 40 20 10 4 Availability Type LZ—ETFE, general-purpose X X X X Type CLZ—ETFE, one side. An artificial weathering test (comparable to 30 years’ exposure) produced no filtering and almost no signs. ETFE. Tefzel ™ ETFE 207 and the other Tefzel fluoroplastics are melt processible, modified copolymers of ethylene and tetrafluoroethylene. ETFE efficiently decomposed to F – and CO 2. Fluorinated Ethylene Propylene (FEP) FEP is a copolymer of tetrafluoroethylene (TFE) and hexafluoropropylene (HFP), first produced by DuPont in 1956 (Teflon™ FEP) to reduce PTFE’s high crystallinity and melt viscosity. 00 - 40. Oshima et al. Compared with other grades of Tefzel™, it has a higher flow rate. 5 25 50 125 Approx. 7 Low melting ETFE grade with improved stress crack resistanceTable 1: Types and Gauges of DuPont™ Tefzel® ETFE Fluoroplastic Film Gauge 50 100 200 500 Thickness, mil 0. ,£293-iT 106 dijg,£293. 5 25 50 125 Approx. ETFE is commonly used in the construction of chemical processing equipment, storage tanks, and piping systems. Nakafuku et al. 9:22 am. High resistance to heat: Fluon ETFE has a continuous use temperature of 150°C. 5 25 50 125 Approx. The melting temperature represents the crystallite size and an increase in T m is. 73 Rotolining and rotomolding grade ETFE in building design . Fluon ETFE resins are listed under the QMFZ2. Exemplary physical and chemical properties of ETFE copolymer [23]. For rotational molding, Tefzel™ ETFE HT-2195 powder is placed inside a hollow metal structure that is slowly rotated biaxially and heated above the melting point of the powder around 257 °C (495°F). Low friction engineering plastic with outstanding chemical, high temperature, and weathering resistance. switches. Fluon® ETFE C-88AXP is a melt-processable copolymer of tetrafluoroethylene and ethylene that offers a unique combination of. 25 mm under a given load. In addition, PFA provides excellent high temperature mechanical properties. ACRYLIC. 17-0. Halar chars but does not melt or burn when exposed to direct flame and immediately extinguishes on flame removal. UL1581. Although not fully fluorinated like PTFE, FEP and PFA, ETFE maintains many of the high performance characteristics such has high temperature (continuous service temperature of 150 Deg C), 20-year weathering, very good electrical properties, and very good chemical inertness. 5 g/10 min Grade Count:7. 8 MPa (264 psi) load, and melting point values for some filled and unfilled polymers. Temperature controllers should be of the proportional-integral. 00e+6 - 1. 09 ppm, calculated from mg/m3 = (relative molecular mass/24. Polyimide (Dupont TM Kapton) Lightest weight wire insulation material. Available in fine powder, molding powder or dispersion used for tubes, membranes, etc. More information in Technical Resources. In certain specific applications, Tefzel™ ETFE can have an upper service temperature in excess of 230 °C (392 °F). As the drawing temperature increased, the crystallinity of ETFE fibers decreased and the grain size increased. 150 °C (302 °F) and 200 °C (392 °F) appliance wire; Teflon™ FEP and Tefzel™ ETFE; 250 °C (482 °F) Teflon™ PFA/Teflon™ PTFE. This can be an indication of cross-linking. They are also available. E ETFE Fluoropolymer (Series 74 standard). 455 MPa), 4 mm thick: 293 145: deg F deg C: D 648: Service Temperature: to 302 to 150: deg F deg C. NEC-93. 00e+6 - 1. 78 2 . Ultra-Low Permeability – ECTFE offers excellent permeation resistance to many chemicals.