8MPa C Lower working temperature C Specific heat J K-1 kg-1 Thermal conductivity W m-1 K-1 Upper working. 50 Benzene 35 0. Manufacturer of chemical products including ETFE products. Description Tefzel ™ ETFE HT-2184 is a premium fluoropolymer resin in powder form. As…. Not melt-processable using standard extrusion and injection molding equipment with plasticating screws;. Daikin ETFE is an alternating copolymer of ethylene and tetrafluoroethylene. It can withstand a wide temperature range, making it suitable for both hot and cold climates. 045" ETFE : Catalog Search: Website Search: Standard Wire & Cable Company can supply you with the right sizes, types, and quantities of product you need to keep you on schedule and your management happy. In the low-temperature phase, the essentially planar zigzag chains pack within the triclinic unit cell, as reported in our earlier study. area factor, m2/kg 40 20 10 4 Availability Type LZ—ETFE, general-purpose X X X X Type CLZ—ETFE, one side cementable. resists melting at high temperatures. 180-210. Consequently, mechanical, dielectric and other properties of the product made from ETFE will be affected and toxic chemicals will be released when ETFE degrades at elevated temperatures [18]. Because of the popularity of the TC size, other manufacturers have begun. Tetrafluoroethylene is used primarily in the synthesis of polytetrafluoroethylene resins. 200 °C (392 °F) fixture wire, Teflon™ FEP. As such, the operating temperature of the materials is lower. However, the high temperature limit for FEP is lower than PTFE, approximately 200°C instead of 260°C. Fluon® ETFE C-88AXP is a melt-processable copolymer of tetrafluoroethylene and ethylene that offers a unique combination of. area factor, m2/kg 40 20 10 4 Availability Type LZ - ETFE, general-purpose X X X X Type CLZ - ETFE, one side cementable — X X Xstill maintains a service temperature of 150 °C (302 °F). The results indicated that four different fibers showed a similar melting temperature at around 257℃. Wang J, Zhang Y. It is partially crystalline (50–55%) and melts at 240. ETFE is a melt processable copolymer of ethylene and tetrafluoroethylene. Melting temperature at 0. The low cure temperature of 958G-303 Teflon® make it a versitle nonstick coating for a wide range. The general type of experiment to which the theory applies is the following. Thermal expansion. 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. Use Temperature -Continuous -Intermittent --- ° C ° F ° C ° F 260 (500) 316 (600) 204 (400) 232 (450) 260 (500) 288 (550) 149 (300) 199 (390)ETFE tubing can be applied to projects that may be subject to up to 300 degrees Fahrenheit or approximately 150 degrees Celsius, one of the highest exposure temperatures among fluoropolymers. The normal processing temperatures for PVDF are in the range 200–260 °C, and the continuous service temperature for PVDF is up to 150 °C. Fluon ETFE possesses a unique combination of desirable properties such as higher resistance to heat and chemical attack and outstanding physical toughness. Tefzel™ ETFE fluoroplastics are ideal for wire coating and molding a wide variety of end use articles and components. Tefzel™ ETFE HT-2185 is a special purpose fluoroplastic resin available in translucent, 2. Melting Point: 343 173: deg F deg C: D 3418: Thermal Conductivity: 1. Type ET Wire. 95 Acetophenone 25 0. % of Zonyl®. Melt Point D3418 (DTA) 260–280 °C 500–536 °F Zero Strength Temperature b 255 °C 490 °F Coefficient of Thermal Conductivity Cenco-Fitch 0. 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). They have lower chemical resistance and thermal stability than perfluorinated polymers. 3 g/cm 3 and melt viscosity in the range of 1-10 GPa per second. PTFE can reach a maximum temperature of 327c whereas ETFE can reach a maximum temperature of. 19 W/MK . There are 25 material properties with values for both materials. of 1/8 in. The melting temperature and enthalpy after the second heating run are mainly determined by the cooling rate of the previous step [22]. Tefzel® ETFE has excellent chemical resistance & can be applied as thick as PFA but is the tougher. 3 °F; 196. ACRYLIC. At a high temperature around the crystalline melting point of the cable jacket material, sharp expansion and contraction occur in the jacket material[3]. Capabilities. A specimen is crystallized isothermally at Tx after being cooled from the melt. Use Temperature -Continuous -Intermittent --- ° C ° F ° C ° F 260 (500) 316 (600) 204 (400) 232 (450) 260 (500) 288 (550) 149 (300) 199 (390)Made available by U. 00 - 40. By Steven McFadyen on May 15th, 2012. 1 in) pellets. 209: Btu·in/h·ft2·°F W/m·K: Heat Distortion Temperature, 66 lb/sq. 6 0. 150 °C (302 °F) and 200 °C (392 °F) Teflon™ ETFE. 0 - 12 g/10 min @Load 11. During the historical development of cables, numerous types of insulation have been employed. 1. It is also more heat resistant, melting at 327°C, which is 60°C more than ETFE. 8 MPa (264 psi) load, and melting point values for some filled and unfilled polymers. 519 520 A. Excellent resistance to extremes of temperature, ETFE has a working temperature range of −200°C to 150°C. As such, the materials operating temperature is lower. Title/Description. Two other transitions at –80°C and 150°C have been reported. Tefzel™ ETFE 280 Fluoroplastic Resin Property Test Method* Unit Value Thermal Nominal Melting Point Flow Rate Upper Service Temperature D3159 D3159 UL746 °C (°F) g/10 min °C (°F) 255–280 (491–536) 4 150 (302) Mechanical Tensile Strength, 23 °C (73 °F) Specific Gravity Ultimate Elongation, 23 °C (73 °F)Tefzel™ ETFE Fluoropolymer Film Table 2: Types and Gauges of Tefzel™ ETFE Fluoropolymer Film Gauge 50 100 200 500 Thickness, mil 0. However, ETFE isTable 1: Types and Gauges of DuPont™ Tefzel® ETFE Fluoroplastic Film Gauge 50 100 200 500 Thickness, mil 0. Compared to glass, ETFE film is 1% the weight, transmits more light and costs 24% to 70% less to install. 78 Melting Point D2236 deg F deg C 621 327 518 270 581 305 527 275 464 240 410 210 352 177 Tensile Strength D638 D1708 D1457 psi MPa 2500 17 3400 23 4,000 27 Continue ReadingPolytetrafluoroethylene (PTFE), a strong, tough, waxy, nonflammable synthetic resin produced by the polymerization of tetrafluoroethylene. ,£293-iT 106 dijg,£293. 5: Influence of temperature on E-modulus Elastollan® glass fibers reinforced grades-20 -10 0 10 20 30 40 50 60 70 80 E. The benefits of this material are extensive and in some areas yet to be put to use. D3418 Melting Temp (°F / °C) 635 / 335 635 / 335 635 / 335 - Max Operating Temp (°F / °C. 2) of an ETFE film and polymethyl-methacrylate-grafted-ethylene and tetrafluoroethylene copolymer (ETFE-g-PMMA) were utilized to verify successful grafting of PMMA onto the ETFE surface. 010 - 0. FT-IR spectra (shown in Fig. g. Methods to Process ETFE Processing temperature: 290 to 340°C Drying is recommended but not necessary Injection Molding: A mold temperature of 65-150°C is recommended. Stainless steel and Hastelloy alloy differences. 04 Red Fuming Nitric Acid 25 7. It provides the superior properties typical of fluoropolymer resins, such as excellent retention of properties after service, chemical inertness, and mechanical toughness. ETFE has approximately 95% light transmittance, but does not offer the clear visibility/transparency of glass (Robinson, 2005). More difficult to work with than PTFE Teflon. 39 0. 50e+6 cP Grade Count:2: Melt Flow : 3. The melting point ranges from 220 to 280 °C. As a result SPEC 55 wire is resistant to hot solder irons and current overloads which would melt most thermoplasticMelting temperature °C: 265–270: Coefficient of linear expansion: Longitudinal (23–55 °C) 10 −5 /K: 7–10: Transversal (23–55 °C) 10 −5 /K. It has a melting temperature (~170 o C) significantly lower than that of the other fluoropolymers. 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. Tefzel™ ETFE Fluoropolymer Film Table 2: Types and Gauges of Tefzel™ ETFE Fluoropolymer Film Gauge 50 100 200 500 Thickness, mil 0. 49°C and 480°C. Recommended upper service temperature sockets, connectors and is 150°C. Fluon ETFE possesses a unique combination of desirable properties such as higher resistance to heat and chemical attack and outstanding physical toughness. It means it can withstand heat up to 300 °F. With their high heat-resistance, polyimides enjoy diverse applications in roles demanding rugged organic materials, e. The crystallinity of ETFE ranges from 40% to 60%, and it has a melting temperature of 225–300 °C depending on the comonomer ratio and the processing method. Tefzel ™ ETFE 207 and the other Tefzel fluoroplastics are melt processible, modified copolymers of ethylene and tetrafluoroethylene. 7 Low melting ETFE grade with improved stress crack resistanceETFE in building design . ETFE Thermal Advantages: HigherMeltingPoint. Typical Properties of Fluoropolymers Property Method No. Tefzel™ ETFE 280 Fluoroplastic Resin Property Test Method* Unit Value Thermal Nominal Melting Point Flow Rate Upper Service Temperature D3159 D3159 UL746 °C (°F) g/10 min °C (°F) 255–280 (491–536) 4 150 (302) Mechanical Tensile Strength, 23 °C (73 °F) Specific Gravity Ultimate Elongation, 23 °C (73 °F) Tefzel™ ETFE Fluoropolymer Film Table 2: Types and Gauges of Tefzel™ ETFE Fluoropolymer Film Gauge 50 100 200 500 Thickness, mil 0. 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. Tefzel ™ ETFE HT-2188 is a special purpose fluoroplastic resin available in translucent, 2. It is also highly durable,. KAPTON ® Polyimide Film (Type H) is a polyimide film which possesses a unique combination of properties among polymeric film materials. Description: Fluon® ETFE is a melt-processable copolymer of tetrafluoroethylene and ethylene. Four planar zigzag chains are packed in the unit cell. 7 K) Boiling point:. 1%. To address this issue, a copolymer of ethylene and tetrafluoroethylene, named ethylene tetrafluoroethylene (ETFE), has been developed to benefit both from the. 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). 5 1 2 5 Thickness, µm 12. 040 in/inBoth ETFE and PFA are thermoplastics. Melt-. It can withstand a wide temperature range, making it suitable for both hot and cold climates. Tefzel® ETFE ETFE HT2188 150 2. Great in a wide range of applications from electrical wire insulators, fluid flow tubing, medical devices, automotive, and hot and cryogenic (-320 F) uses. to 3-3/4 in. 2-0. This pilot study aimed at investigating an alternative to irradiation-crosslinking to increase the structural stability of ethylene tetrafluoroethylene (ETFE), by mixing this polymer matrix with polyoxides. All materials produce a very low-viscosity melt that easily fills the most complex mold cavities under low injection pressure. The melt point of ETFE is about 242 °C, and crystallization point 259 °C. PCTFE or CTFE (originally known as Kel-F*) has many of the properties similar to other fluoropolymers such as PTFE, FEP or PFA, but is mechanically superior in rigidity (does not deform easily), and has very low gas permeability . Chemical Resistance Guide Table 1 lists over 450 chemicals whose corrosiveETFE Tubing; PVDF Tubing; Thermally Conductive H2 Tubing; Heat Shrink Tubing; Striped Tubing. 0: Btu/lb/deg F kJ/Kg/deg K: Heat Distortion Temperature, 66 lb/sq. Such cookware is also easy to wash. *Manufactured by Fluorotherm™ in the USA, PTFE tubing is semi-transparent in color and FDA approved. 3. 5-mm (0. 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). 20 A, and c ( chain axis) = 5. 5–2. 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. 5 °C (−224. The ethylene tetrafluoroethylene (ETFE)-alternating copolymer is a melt-processable fluororesin. area factor, ft2/lb 200 100 50 20 Approx. ETFE; Cylinder Temperature, °. ETFE (Ethylene Tetrafluoroethylene) FEP (Fluorinated Polyethylene) PFA (Perfluoroalkoxy) Common Trade Name: Tefzel™ Teflon™ Teflon™ Temperature Class: F: F: H: Maximum Operating Temperature: 155°C: 155°C: 180°C: Melting Point: 220-280°C: 255-260°C: Approx. Fluon ® LM-ETFE is a thermoplastic fluoropolymer developed by AGC. Oxygen Atom at Branch in Chain. To meet these demanding and various expectations, DAIKIN has developed two exhaustive range of Fluoropolymers: POLYFLON Series, a variety of high-performance PTFE. Fluon ® LM-ETFE Resins. It, therefore, can be molded or processed over a comparatively wide. 1007/s00289-012. It is worth mentioning that the region, in which the mechanical property deceases beyond the softening temperature (i. 22 °C) [25] . Once located, the screw can be removed and inspected for. E ETFE Fluoropolymer (Series 74 standard). Variations in melt temperature may stem from improper screw design for the selected resin, a worn screw, or a failure in a heater or thermocouple. 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. The melting temperature of PTFE is 327 o C and ETFE 267 o C, but both of these materials begin to soften below at lower temperatures. Both ETFE and PVDF are thermoplastics. Its resistance to corrosive chemicals and high temperatures make it an ideal material for these applications. Compared with other grades of Tefzel™, it has a higher flow rate. 01 Weather Resistance ExcellentThis property data is a summary of similar materials in the MatWeb database for the category "Modified ETFE, Unreinforced". 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. 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). 10. 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. The Texlon ® ETFE system is the transparent roofing and façade solution that covers unique spaces and can be tailored to the exact needs of the project. ,£293-iT 106 dijg,£293. In total, 580 uniaxial tensile tests were carried out. 48 1. It is also highly durable, with a lifespan of up to 50 years, and can be recycled at the end of its useful life. 00e+6 - 1. Though neither the XL-ETFE nor the ETFE performs very well at temperatures over 200 o C (482 o F), the XL-ETFE will last longer in hotter environments. Melting Point D 4591/ D 3418 °C (°F) 260 (500) Continuous Service Temperature 2 — °C (°F) 205 (400) Flammability Classification3, 4 UL 94 V-0 Limiting Oxygen Index ISO 4589 D 2863 % > 95 OTHER Chemical Resistance D 543 Excellent Water Absorption, 24 hr D 570 % < 0. The latter consisted of aluminum polyphosphate (AP) having a flow temperature near to that of ETFE to facilitate melt-mixing by extrusion, and rigid fillers of metakaolin (MK). The two polymers are dry blended and then melt-mixed. 1. Temperature controllers should be of the proportional-integral. Custom Coating, Dip-Spin Coating. Tefzel™ ETFE HT-2185 can be processed by melt extrusion & injection, compression, transfer and blow-molding. EVOH copolymer is defined by the. V. 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. apart from the tests at testing temperature T 0 for the ETFE foil from producer III with only three tests per test combination. Aerospace wires are used in tough applications where severe temperatures are encountered. More difficult to work with than PTFE Teflon. 19 @23C The melting (T m) and glass transition (T g) temperatures of a series of ethylene (E)–tetrafluoroethylene (TFE) copolymer (ETFE) have been found to show unique dependence on the TFE content with the minimal and maximal points. area factor, ft2/lb 200 100 50 20 Approx. Copolymer of ethylene and tetrafluoroethylene (ETFE) was treated in superheated water with KMnO 4. 20-30. Due toIrradiation The ETFE specimens were irradiated by 7-rays or electron beam (EB) under oxygen-free atmosphere. 11 0. Tefzel ® 207 and the other Tefzel ® fluoropolymers are. Increased Melting Point. Chemours Tefzel® 207 Resin Modified ETFE. Particularly, the initial thermal decomposition temperature ( T d0 ) and the temperature at maximum decomposition rate ( T dmax ) of PVDF/ETFE (10/90 wt%) blends were at 374. In fact, they differ significantly only with regard to cold flow (PFA. Tefzel ™ ETFE 207 and the other Tefzel fluoroplastics are melt processible, modified copolymers of ethylene and tetrafluoroethylene. It has a fairly high density among thermoplastics. It was found. United States. MELT TEMPERATURE RANGE (℃) ABS - Acrylonitrile Butadiene Styrene. Therefore, the decrease of TG curve in Fig. 76 Hexane 35 0. 57 A, b = 11. Some ETFE insulations fail flammability in a 30% oxygen environment. ETFE can be used for any application that requires chemical resistance, high temperatures, radiation resistance and good electrical properties. The recommended upper service temperature is 155 °C (311 °F); useful properties are retained at cryogenic ranges. They are high-performance resins that can be processed at relatively high rates compared with fluorocarbon resins. Fluoropolymers. AGC Fluon® C-88AXP ETFE. AGC Chemicals Americas, Inc. e. Temperature controllers should be of the proportional-integral. Tefzel™ ETFE is typically considered to have a no-load continuous use temperature of 150 °C (302 °F). 5 25 50 125 Approx. Table 1 showsETFE also has higher heat resistance, with a melting point of 327°C, which is 60°C higher than PTFE. 1. Tensile strength: 35 - 50 MPa. 24 @23C 150-160 Fluorinated Ethylene Propylene Copolymer FEP 83 - 104 50 70 -250 1100 0. 64 Carbon Tetrachloride 35 0. area factor, ft2/lb 200 100 50 20 Approx. It is also more heat resistant, melting at 327°C, which is 60°C more than ETFE. The distilled 2a was crystallized from hexane and had a melting point of 75–77 °C. The XL-ETFE typically has a higher melting temperature than the straight material. 7 D792 PSI PSI 6,700 D638 PSI % 300 D638 PSI 170,000 D790 PSI PSI PSI J/m no break D256 D 72 D2240 0. Silver Coating = 200°C Max. It is processable by conventional extrusion, injection molding, roto. Storage Temperature RT 15,493-8 is an exact replacement for D 8779 CAS #: 67-68-5 Synonyms: : A 10846, Deltam, Demeso, Demasorb,. Oxygen plasma is used in biomedical processing to facilitate surface modification. Melting Point; Maximum Service Temperature, Air; Deflection Temperature at 0. Reduced Chain Length. Tetrafluoroethylene is a synthetic, colorless, flammable gas that is insoluble in water. Chemical Properties and Reasoning. PVF displays several transitions below the melting temperature. After time–temperature superposition, shifted shear viscosity, extensional. The chemical name of ETFE is ethylene-tetrafluoroethylene copolymer, which is a polymer material with good chemical resistance. 030 - 0. In certain specific applications, Tefzel™ ETFE can have an upper service. A versatile Thermal Expansion calculator with which you can calculate the linear expansion (change in length), volumetric expansion (change in volume) or the density change with an increase or decrease in temperature. Figure 1 also shows that ETFE is a highly crystalline polymer, crystallinity level based on. 6°C and 34°C higher than pure ETFE. They are also available. The melting temperature of irradiated polymers, which represents the crystallite sizes, displays a significant shift. For determining melt point and then selecting suitable extruding temperature, thermal analysis was performed (Fig. °C13 Melting Point (°C) Glass Transition Resin Temp. This study mainly focused on the thermal stability of PVDF/ETFE blends. ETFE polymers are melt processible. 3 In the temperature region. Products made from PFA can operate at continuous service temperatures from -260 °C (-436 °F) to 260°C (500°F), similar to the range for PTFE. Oshima et al. 46 MPa (66 psi. Low friction engineering plastic with outstanding chemical, high temperature, and weathering resistance. melt temperature of 285 C, a pressure of 8 bar applied during 10 s, and a mold tem-perature of 80 C. Figures 1 and 2 depict the relative heat flux curves of Halar® 901 and Halar® 902, respectively, as a function of temperature during heating, Fluorostore sells products based on PTFE (poly-tetra-fluoro-ethylene), FEP (fluorinated-ethylene-propylene), PFA (perfluoroalkoxy), ETFE (ethylene-tetra-fluoro-ethylene), and PCTFE (poly-chloro-tri-fluoro-ethylene) fluoropolymers. Nickel is a naturally occurring silvery metal with a melting point of 2,651ºF. ft-°F. Other factors such as the time of exposure to elevated temperature, the rate of temperature increase, and the part geometry all affect the performance. 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. 6 Hytrel® 4056 37 64 NY NY 26 500 152 -50 1. of Lin. Unlike most other ETFE materials, LM-720A has a lower melting point of 225°C (compared to 260°C for most ETFE), improved chemical resistance and thermal stability, enhanced optical clarity, increased flexibility, and a. In addition to enjoying the unique properties of fluoropolymers, PFA differentiates itself by. Due toTin Coating = 150°C Max. g. 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. 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. See a complete technical breakdown on. cross-linked ETFE polymer. Heat Deflection Temperature At 455 kPa (66 psi), °C. Fluon ETFE possesses a unique combination of desirable properties such as higher resistance to heat and chemical attack and outstanding physical. 519 520 A. However, this paste-extruded fluoropolymer material is moreTefzel ™ ETFE HT-2183 and the other Tefzel fluoroplastics are melt processible, modified copolymers of ethylene and tetrafluoroethylene. It exhibits excellent chemical resistance, high-temperature stability (up to 260°C or 500°F), low friction, and good electrical insulation properties. Fluorotherm™ offers a variety of fluoropolymer and proprietary materials that can be applied in a numerous industries. 5 25 50 125 Approx. Although not fully fluorinated like PTFE, FEP and PFA, ETFE maintains many of the high. 040 cm/cm 0. 245-265. Rotational molding and lining grades are designed to be. The elastic segments have a low glass transition temperature while the crystalline segments exhibit a high melting point. temperatures and pressures. Table2. ETFE has an approximate tensile strength of 42 MPa (6100 psi), with a working temperature range of 89 K to 423 K ( −185 °C to +150 °C or −300 °F to +300 °F ). 1). 5 Thermal properties. area factor, ft2/lb 200 100 50 20 Approx. The single melting peak of ETFE phase . The melt point of ETFE is about 242 °C, and crystallization point 259 °C. The wider temperature range allows for improved processability, flexibility and strength. PFA has similar properties to FEP but can be used at working temperatures up to +260°C while remaining melt-processable, thanks to a lower melt viscosity than PTFE. ETFE resin now becomes easier to use with better performance. switches. Wang J, Zhang Y. Two distinct types of PE films were chosen based on their suitability for specific regions in Croatia, whereas ETFE film was chosen as a potential new material that is gaining popularity across various industries, including agriculture. AGC Chemicals Americas, Inc. , changing the state of the rein matrix from brittle state to a rubbery state) is the resin glass transition range. People know that it is usually because of Teflon (Teflon) non-stick coating. Advanced Materials. PVF has low solubility in all solvents below about 100°C. 04 A. ETFE is often chosen over FEP or PTFE due to its superior mechanical strength. Excellent chemical resistance; Outstanding physical toughness: Fluon ETFE has better physical properties than most other fluoropolymers. Figures 1 and 2 depict the relative heat flux curves of Halar® 901 and Halar® 902, respectively, as a function of temperature during heating, than 40% increase) in melt flow number could reduce the stress crack resistance of the insulated or jacketed cable. Fluon ETFE possesses a unique combination of desirable properties such as higher resistance to heat and chemical attack and outstanding physical. Description: Fluon® ETFE is a melt-processable copolymer of tetrafluoroethylene and ethylene. 3 - 0. PTFE is far harder to burn, as it requires a higher concentration of ambient oxygen. PTFE, also known as polytetrafluoroethylene, is made of carbon and fluorine atoms. AGC Chemicals Americas, Inc. The chart below shows a technical comparison among these materials. Different annealing temperature and time to deal with the melting curves of ETFE multiple melting peaks. The table below lists average deflection temperatures at 0. With decades of combined experience, our products can fit your needs in a variety of applications. 67–1. 5–2. Following are some of theSection snippets Materials. 305°C ETFE has an approximate tensile strength of 42 MPa (6100 psi), with a working temperature range of 89 K to 423 K ( −185 °C to +150 °C or −300 °F to +300 °F ). 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. ETFE efficiently decomposed to F – and CO 2. PTFE is used as an inner coating material in non-stick cookware. Melt rheological properties of ETFE: an attempt to illuminate the fluorine-substitution effect. °C1 Brittleness Temp. Bulky FEP perfluoromethyl groups. ETFE (or Ethylene tetraflurorethylene) is a fluorine based plastic, equipped with a high melting point and an excellent chemical, electrical and high energy radiation resistance property. Used in electrical components such as sleeving, coil forms, sockets, connectors & switches, lab ware like tubing, valves, containers &. Color: crystal clear, transparent-opaque. Excellent Chemical Resistance. 77g/cm3, the weight of ETFE thin film per unit area is very light, only 1% of the glass mass of the same area, which can greatly reduce. 95 Acetophenone 25 0. 455 MPa) 158 to 171 70 - 77: deg F deg C: D 648: Service Temperature-418 to 403-250 to 206. Melt and crystallization behavior of ETFE. Thus, standard temperature resistance is the same, ETFE is safer at higher temperature fluctuations. 225 to 275 °C. 24: 0. 4 Hytrel® 4068 33 45 NY NY 29 800 193 -55 1. Excellent resistance to extremes of temperature, ETFE has a working temperature range of -200°C to 150°C. Case Study 1 – Single ply ETFE: Radclyffe School. "All High Temperature Insulating Materials FEP / PFA/ PTFE/ ETFE/ PEEK" are having Excellent Dielectric properties, combined with very high melting temperature, this makes it the insulating material of choice as a high performance substitute for the weaker and lower melting point Polyethylene (PE) that is commonly used in low cost applications. 1. ETFE can branded as Tefzel™, made by DuPont™/Chemours™. Compared to glass, ETFE film. 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. in (0. Linearthermalcontractionandcoefficientsoflinearthermalexpansion Elements Aluminuin Antimonyt Berylliumt Bismuth Cadmiumb T 10« dLjg. 46 MPa (66 psi. Whitford Corporation. PVDF. PFA is one of the few plastics that is suitable for use in high-temperature and low-temperature applications. Temperature Dielectric Constant (1 MHz) Dissipation Factor (1 MHz) MFR g/10 min Melting Point °C Tensile Strength MPa Elongation % Flexural Modulus MPa. Desmopan® has linear polymeric chains that consist of alternating flexible and rigid segments. 10 Benefits of Using ETFE Foil In Architecture. A flush mounted probe measures the melt temperature at the wall, which is usually the same as the metal wall temperature. 150 °C (302 °F) and 200 °C (392 °F) Teflon™ ETFE. Commercial ethylene–chlorotrifluoroethylene (ECTFE) copolymer is an alternating polymer with 1:1 ratio of comonomers. The. 12:. Continuous service at 150°C is possible. 15 2. 24 @23C 150 - 200. When burned ETFE releases hydrofluoric acid. to diameter (24/1 up to 30/1 and beyond) and heaters should have the capacity to heat material to approximately 340°C. The polymer chain has alternating CH 2 and CF 2 groups. 78 2 . ETFE’s mechanical and chemical properties were (and still are) so strong that it was chosen as a material for the Olympics! The Beijing National Aquatic Centre, built for the 2008 Summer Olympics, is the largest building made of ETFE laminate film. These behaviors have been interpreted successfully on the basis of the degree of alternation of E and TFE monomeric. 5 °C (−224. 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. • Low permeability to liquids, gases, moisture, and organic vapors. It has the highest level of mechanical toughness in the fluoroplastic family, with superior creep and outstanding corrosion resistance over a wide temperature range up to 150°C (302°F). Even in critical melting point (service temperature) ratings, both materials have identical properties. 57 A, b = 11. Melting Point. Temperatures from the first heating run are plotted against absorbed dose in Figure 4 and the differential scanning calorimeter results shown in Table 1 for ETFE irradiated under oxygen-free atmosphere at room temperature. Melt processable Fluoropolymers were developed as weldable and theromformable versions of PTFE. The melt point of ETFE is about 242 °C, and crystallization point 259 °C. The modulus and yield strength increase with increasing dose, and these phenomena are clearly distinguished above the melting temperature of ETFE (533 K). A low thermal conductivity of FRP materials is demonstrated notwithstanding such unfavourable behaviour under fire [3 3]. It is recommended that for extrusion processing of Tefzel™ The properties of Tefzel ETFE 750, a melt temperature of 332 °C (630 °F) be maintained and, in any case, should not exceed 335 °C (635 °F). [3] ETFE resins are agnostic to ultraviolet light. Teflon™ ETFE. This can be an indication of cross-linking. 10. °C HDT Temp. It differs from the polytetrafluoroethylene (PTFE) resins in that it is melt-processable using conventional injection molding and screw extrusion techniques. CSI has been using Whitford coatings for at least 20 years and will. 45MPa C Heat-deflection temperature - 1. It is a key problem for ETFE in the processing at temperatures higher than its T m, which is reported as high as 282 °C [11]. A number of different melt temperature probes can be used, as shown in Fig. As a result, ETFE solutions therefore initially found use on projects such as botanical gardens, zoological gardens, swimming pools, and exhibitions spaces. It can withstand temperatures from approximately -200°C to +150°C (-328°F to +302°F). That means it can cope with direct sunlight or any electrical faults without catching fire. Description: Fluon® ETFE is a melt-processable copolymer of tetrafluoroethylene and ethylene. 4. Until as recently as 1996, the six primary TPE types could be categorized into two generic classes, block copolymers (styrenics, copolyesters, polyurethanes and polyamides) or thermoplastic/elastomer blends & alloys (thermoplastic polyolefins and thermoplastic vulcanizates). The melting temperature and enthalpy after the second heating run are mainly determined by the cooling rate of the previous step [22]. , [6,7,8,9,10,11,12,13,14,15,16,17]). 35 @23C 250-320 Polymethylmethacrylate PMMA, Acrylic 70-77 105 95 -40 1400 - 1500 0. It is also used as a monomer in the. V0.