Ptfe it is possible to combine thermo plastic property. Construction ptfe dispersions are often used to coat and impregnate woven. Technical data sheet tds physical properties of ptfe and. Polytetrafluoroethylene ptfe is a synthetic fluoropolymer of tetrafluoroethylene that has numerous applications. They combine thermal stability with high resistance to commercially. Ptfe polytetrafluoroethylene data sheet at curbell plastics. Although ezio has a very low level of fiberglass content 5%, some fabrication characteristics are similar to working with glass.
The possibility to merge different properties into one composite material by molecular entrapment in metals can open the way to. Ptfe can be molded into a variety of shapes or used as a coating for a variety of parts. Surface characterization of polytetrafluoroethylene ptfe. Ptfe polytetrafluoroethylene ptfe is a soft, low friction fluoropolymer with outstanding chemical resistance and weathering resistance. Properties of filled ptfe a range of fillers, typically glass fibre, carbon, graphite, metal powders and molybdenum disulphide can be blended with ptfe resins, usually in the proportion of 2 40%, to improve certain characteristics. The material may also be inert gas sintered to further improve creep properties and reduce porosity would be a consequent loss of tensile properties. It included the manufacturing process of sio2reinforced ptfe and the effects of the sio2 content and size on the properties of the composite material, such as thermal, dielectric, tensile. Mechanical and physical properties of ptfe are unique in the field of polymeric materials. Properties method unit unfilled ptfe typical values filled ptfe type of filler % approx. In high concentrations, vapor may cause irritation of the eyes, nose, and upper respiratory tract, and headache. Physical and mechanical properties of ptfe processed by hvc are investigated showing that density, crystal weight fraction and wear properties are improved. It is also a very slippery plastic, which makes it a good material for lowfriction applications such as bearings. Ffkm is also a elastomeric fluorrubber with extreme chemical and thermal properties.
Ptfe, being a fluorocarbon solid, is hydrophobic, meaning that it is less easily wetted by substances containing water. Properties of the epdm with modified ptfe nanopowder. Polytetrafluoroethylene ptfe is a synthetic fluoropolymer of tetrafluoroethylene. Physical data boiling point f na freezing point f volatility volume % na melting point. A resin material for possible use in dental prostheses and devices article pdf available. Ptfe polytetrafluoroethylene physical properties metric english comments density 2. Typical properties of ptfe astm or ul test property ptfe ptfe ptfe unfilled 25% glass filled 25% carbon filled physical d792 density lbin.
Pdf paste extrusion and mechanical properties of ptfe. Each polymer resin zeus extrudes has different attributes, advantages, and disadvantages depending on their intended application. Identification of the substancemixture and of the companyundertaking trade name. May 24, 2017 ptfe tube end properties and characteristics our recent installation of a continuous line ptfe paste extruder has thrown up many findings. Ptfes mechanical properties are low compared to other engineering plastics, but its properties remain at useful levels over a great temperature range 40 to 400 f, depending on application. The use of irradiated ptfe nanopowder in epdm showed enhanced physical properties as compared to nonirradiated ptfe. Fpm is a elastomeric fluorrubber with outstanding chemical and thermal properties. For more specific values, follow the links immediately below. Issn 23205407 international journal of advanced research 2015. The graph bars on the material properties cards further below compare ptfe to. Ptfe tfe or teflon ptfe is the most chemically resistant of all plastics. Ptfe is a highly useful plastic material polytetrafluoroethylene ptfe. Ptfe is far the most important fluoroplastic with exceptional properties.
There are many popular filled grades ptfe products brand named as trexonn, turcite b, rulon ar, rulon aj gold having specific. The wellknown brand name of ptfe based formulas is teflon by chemours. The properties of ptfe include three common variations. It is insoluble in all common solvents and is resistant to almost all acidic and caustic materials. It is the users responsibility to determine the safety, toxicity and suitability. Composite materials with combined electronic and ionic.
Polytetrafluoroethylene chemical compound ptfe generally, ptfe is a tough, flexible, nonresilient material of average tensile strength but with great thermal properties and excellent resistance to chemicals and passage of electric current. Ptfe is stable at temperatures up to 500f and it is often used in high temperature environments. Mechanical properties parameter value unit din eniso astm modulus of elasticity tensile test 1mmmin 28 00 mpa 527 2 tensile strength 22 mpa d4894 tensile strength at break mpa 527. Physical properties of standard plastics guideline values in standardized climate 23c50%. This new type of material may then replace the current design of electrodes in advanced fuel cells or other electrochemical devices. Material safety data sheet teflonptfe polymer plastics. Preparation and properties of ptfepai nanocomposites. Ptfe properties ptfe material high performance plastic.
Porous ptfe polytetrafluoroethylene is an excellent material choice for a range of uv reflectivity applications because of its resistance to degradation, high reflectivity, and diffuse lambertian reflectance. Several important properties of the prepared ptfecb microporous membranes, such as tensile strength, porosity, contact angles, morphology, and dynamic mechanical properties, were investigated. Ftir results for ptfe film, ptfe coblasted metal, pfa coblasted metal, and fep coblasted metal. Soak up with sawdust, sand, oil dry or other absorbent material. Astm or ul test property ptfe unfilled ptfe 25% glass filled ptfe 25% carbon filled physical. The melting point of teflon 327oc and density at 25oc is 2. Ezio next generation ptfe laminate ezio is a thermally.
Compared with conventional ptfe products, new polyflon ptfe has the following advantages. Being hydrophobic, nonwetting, high density and resistant to high temperatures, ptfe is an incredibly versatile material with a wide variety of applications, though its perhaps bestknown for its nonstick properties. Material description glass filled ptfe carbon filled ptfe colour black notes the addition of fillers to the ptfe improves or modifies its properties depending upon the nature and quantity of filler. Joining teflontm and nylon to steel using commercial. Fictiv capabilities ptfe teflon material properties. It exhibits useful properties over the widest temperature range of any polymer. Our summary of properties charts provide data on properties such as dielectric strength, service temperature, and coefficient of friction allowing you to easily compare and contrast our materials. B choice of the laser probes and validation of the specification. Dyneon manufactures and sells ptfe powders and aqueousbased dispersions of ptfe that can be formulated into many types of coatings. Homopolymers those made by combining single identical monomers, and.
Many common synthetic fibers are polymers, such as polyester and nylon. Physical and chemical properties form solid tubing density 2,17 grcm3 melting point 327335c. Dupontteflon ptfe specifications typical properties of teflon ptfe astm or ul test property ptfe unfilled ptfe 25% glass filled ptfe 25% carbon filled physical d792 density lbin. The coefficient of friction is unusually low and believed to be lower than any other solids. Crystallization behavior of polytetrafluoroethylene ptfe.
A polymer is a compound formed by a chemical reaction which combines particles into groups of repeating large molecules. Special precaution in handling and storage above 275 c 527 f, ptfe products can evolve toxic gaseous products. Please contact boedeker plastics for more information about other filled ptfe products for your application. Polytetrafluoroethylene ptfe is high performance engineering plastics having unique properties. Ptfe material can be heated and ramextruded to create rods, tubing, or pipes.
Also, ptfe possesses a very low coefficient of friction when in contact with solids. At each stage, we have needed to evaluate whether the finding impacts the properties of the final product. Iso the international organization for standardization is a worldwide federation of national standards bodies iso member bodies. The uniformity granted by the nanotechnology enables consistent layer to layer registration that is on par with the best fr4 materials. The articles are made by compressing expanded porous ptfe at pressures, temperatures and times which result in elimination of the pores, and subsequent stretching above the. Modeling of the mechanical behavior of polytetrafluoroethylene. Ptfe retains some measure of ductility at 4 k and in some situations is used in applications at 540 8c. All information recommendations and suggestions appearing herein concerning this product are based upon data obtained from the manufacturer andor recognized technical sources. Actual properties may vary based on material lot and processing.
The work of preparing international standards is normally carried out through iso technical committees. A novel densified fluoropolymer article is described which has a water vapor permeation of about 0. Ptfe is one of a class of plastics known as fluoropolymers. Teflon as a filler material to nylon 6 matrix increases the tensile strength and the hardness of. Technical data sheet tds physical properties of ptfe.
Hazards identification emergency overview colorless liquid. Ptfe is material with exceptionally low coefficient of friction. Ptfe products and grades too many to be listed here. It is also known by the common trade name teflon, which is trademarked by chemours. Material safety data for various grades of ptfe is as per material safety data sheets msds sheets. Ptfe also has excellent electrical insulating properties.
Influence of the radiation induced free radicals and structure alterations on. Polyflon ptfe m111 m9 m112 40 400 40 400 900 400 poor excellent poor. It also has excellent thermal and electrical insulation properties. It was developed for demanding industrial and advancedtechnology. Ezio is a thermally stable composite based on nanotechnology and ptfe. New polyflon ptfe is a tetrafluoroethylene polymer and is a small amount of chemical less than 1 mass% which is thermally and chemically stable. This paper presents the reflective properties of porous ptfe in the 250 nm to 500 nm range and correlates reflectance with porosity and thickness. Af207 15% carbon filled ptfe carbon filled ptfe has excellent compressive strength, wear and chemical resistance. Pfa is superior to ptfe in terms of flexibility particularly when it comes to tubing applications. Commonly known as teflon, ptfe resists high temperatures and chemicalssolvents excellently in and is also a great insulator. Despite a large wear rate, ptfe forms a thin and highly oriented film at the counter surface during sliding contact against a hard surface, resulting in a very low friction coefficient 0.