Polyvinylidene fluoride pvdf homopolymer conforming to astm d3222, type i, grade 2, is a tough, abrasionresistant fluorocarbon material that has a design stress of 1,360 psi at 73f and a maximum service temperature of 280f. All sygef pvdf flange adapters in combination with gf flange rings, pipe and fittings, are lightweight, and easy to install. Consult with asahiamerica for procedural recommendations. With its extremely low extractable levels, altafluor 500 pvdf pipe is excellent for use in ultra pure. This unreinforced material is ensingers basic type of pvdf offering. Polyvinylidene fluoride, or polyvinylidene difluoride pvdf is a highly nonreactive and pure thermoplastic fluoropolymer produced by the polymerization of vinylidene difluoride. Altafluor 500 pvdf tubing and pipe abrasion resistant. Electrical and piezoelectric properties of pvdf pvdf is primarily used in wire and cables isolation, thanks to its high dielectric constant and dissipation factor. Polyvinylidene fluoride is a semicrystalline polymer 35e70% crystallinity with an extended zigzag chain.
The use of polymer conductive composites based on carbon fillers like carbon black, carbon nanotube, graphite, graphene, carbon fiber, metal coated carbon fiber etc. Pvc pipe d1785 polyvinyl chloride pressure pipe, 18 24, water transmission. Unlike kynar which is schedule 80, general chemical grade pvdf is measured in sdr 21 12 10 and sdr 33 3 12. Pipe bending many thermoplastic piping systems can be bent to reduce the usage of fittings. Chemtrol pvdf piping is lightweight, easy to install and maintenancefree. The electrical properties of kynar pvdf resins are shown in tabs kynar homopolymer series and kynar copolymer series below. Standard specification for polyvinylidene fluoride pvdf. Ipex plenumline utilizes kynar pvdf resins that are. However, its chemical resistance, antistick properties, lubricity, electrical properties and useful temperature range from 62. It is used generally in applications requiring the highest purity, strength, and resistance to solvents, acids, bases and heat and low smoke generation during a fire event. Kynar 740 pvdf material data sheet physical properties. Headtotail addition of vdf dominates but there are headtohead or tailtotail defects that affect crystallinity and properties of pvdf.
Pvdf properties pvdf kynar is generally used in applications requiring the high purity, strength, and resistance to solvents, acids, bases and heat. It resists distortion and retains most of its strength to 280f. Silicon carbide ceramics additive manufacturing markets. Steel pipe supports recommended distance between steel pipe supports thermoplastic pipes temperature and support distance maximum space between supports for pvc, cpvc, pvdf and pp pipes thermoplastics physical properties physical properties of some thermoplastics like abs, pvc, cpvc, pe, pex, pb and pvdf. There are 26 material properties with values for both materials. General chemical grade pvdf pipe and fittings super proline general chemical grade polyvinylidene fluoride pvdf is a high molecular weight fluorocarbon with superior abrasion resistance, dielectric properties and mechanical strength. Polyvinylidene fluoride is an opaque, semi crystalline, thermoplastic fluoropolymer. Of all the commonly used piping systems, pvdf is the most chemically resistant, handles the highest temperature up to 275f and has the lowest flame and smoke. The allowable stress of plastic piping is dependent on service life and temperature. The a, b, g, j factors are stored in startprof material databasein some cases, the swelling elongation due to chemical reaction with the. Kynar 740 pvdf has outstanding chemical, physical, and mechanical properties, and retains most of its strength up to 280. Electrical properties of polyvinylidene fluoride pvdf. Pvdf, absent of any color pigment, is transparent to.
It combines high density, high strength, and high chemical resistance, with very low moisture absorption. Polyvinylidene fluoride pvdf pipe, also known as kynar, is used in chemical and industrial applications requiring excellent chemical resistance andor higher temperatures. Ipex plenumline grade kynar pvdf resin easily achieves the flame spread smoke developed rating of 2550 when tested in accordance with astm e84. Properties with values for just one material 6, in this case are not shown.
Sygef standard pvdf is an excellent piping system solution for demanding chemical and water applications, even at elevated temperatures. However, pvdf has different physical properties than metals, and therefore special care is required to ensure that your pvdf flange connections have a long, reliable service life. Pipe bending procedures are dependent on the intended radius, material, and size and wall thickness of the pipe. Natural, unpigmented kynar demonstrates high purity, low surface and joint extractables and elevated. This highly versatile engineering fluoropolymer offers a unique balance of physical, chemical, and electrical properties. However, there poor electrical properties allow the production of pvdf films with piezoelectric and pyroelectric behavior. Polyvinylidene fluoride or polyvinylidene difluoride pvdf is a highly nonreactive thermoplastic fluoropolymer produced by the polymerization of vinylidene difluoride pvdf is a specialty plastic used in applications requiring the highest purity, as well as resistance to solvents, acids and hydrocarbons. It is chemically resistant to most acids, bases and organic solvents and is ideally suited for handling wet or dry chlorine, bromine and other halogens. Compared to other fluoropolymers, like ptfe, pfa, fep, it has an easier melt process because of its relatively low melting point of around 177c. Altafluor 500 pvdf tubing and pipe provide excellent abrasion resistance and mechanical strength in use with many chemicals and solvents. Therefore, all pvdf piping components that chemtrol produces for general chemical service, contain an. F1673102016 standard specification for polyvinylidene fluoride pvdf corrosive waste drainage systems pipe fittings installation drain pipes joints polyvinylidene fluoride pvdf.
Pvdf pipes and fittings are durable and ideal for scenarios that will experience high temperatures, corrosive chemicals and substances or applications that require the utmost purity standards. Altafluor 500 pvdf is the most abrasion and temperature resistant of the pvdf products offered. Pvdf has a number of transitions and its density alters for each polymorph state. Pvdf polyvinylidene fluoride pvdf is mainly used in critical applications requiring an excellent chemical resistance, a high degree of purity and excellent mechanical properties. Polyvinylidene fluoride includes emulsionsuspension polymerization and copolymers of vinylidene fluoridehexafluoropropylene produced by either method. For the industrial water and chemical market, sygef standard pvdf provides a premier piping system solution because of its purity characteristics, chemical. Asva corporation are one of the leading manufacturers and suppliers of pvdf pipe fittings, pvdf pipes, valves and pvdf pipe fittings. All sygef standard pvdf pipes are metric sizes from d16 38 d315 12, manufactured in. Pvdf pipe, s80 pipe and fittings, valves fabco plastics. Ensinger sells this material under the tradename tecaflon pvdf natural. Consequently, the materials properties listed below provide an indication of the typical values, rather than any guarantee of exact. Sep 10, 2001 pvdf has a highly dipolar molecule which means the correct morphology results in valuable piezo and pyroelectric properties.
Requirements for material, pipe and fittings are included. Pipes, fittings and valves of pvdf are uncoloured and opaque. Pvdf is a flame retardant, partially fluorinated highperformance material featuring the largest service temperature of weldable thermoplastics. Specification super proline chem grade pvdf piping system. Polyvinylidene fluoride pvdf manufacturers, service companies and distributors are listed in this trusted and comprehensive vertical portal. Sygef standard pvdf system specifications gf piping systems.
Agru pvdf polyvinlidene fluoride piping systems by ips flow systems. Polyvinlidene fluoride pvdf is a unique thermoplastic with properties which allow it to be used for very aggressive or highly specialised applications. We offer pipe and fittings in pvc, cpvc, pp, pe, and pvdf. Protank also offers ball valves, gate valves, butterfly valves, check valves, multiport valves, needle valves, diaphragm valves, basket strainers, pressure relief valves, and actuated valves. It has versatile chemical resistance to salts, strong acids, dilute bases, and many organic solvents, such as the aromatics i. Pvdf has a very good creep resistance that is superior to that of other fluoropolymers. Kynar 740 pvdf has outstanding chemical resistance to highly aggressive inorganic chemicals, acids, hydrocarbons and halogens, handles temperature ranges from 40f280f and is an ideal substitute for exotic alloys. Sygef standard pvdf pipes, fittings and valves from gf piping systems are manufactured from. Pvdf is a specialty plastic material in the fluoropolymer family. Pvdf piping design plastic systems fiberglass pipe. Its combination of high dielectric strength and excellent mechanical properties over a broad temperature range has led kynar resin to be used for thinwall primary insulation and as a jacket for industrial control wiring. Stress analysis of hdpe, pert, pph, ppr, pvcc, pvdf. Features of hdpe, pert, pph, ppr, pvcc, pvdf the main features of hdpe piping and other plastic piping related to steel piping is. Super proline general chemical grade polyvinylidene fluoride pvdf is a high molecular weight fluorocarbon with superior abrasion resistance, dielectric properties and mechanical strength.
Pvc is characterized by high physical properties and resistance to chemical attack by strong acids and other oxidizers, alkalis, salt solutions, some organic chemical. Petro pvdf tubing polyvinylidene fluoride hylar tubing. Pvdf is characterised by excellent chemical resistance without having the disadvantages of low mechanical values andor processing difficulties which can be experienced with other fluoroplastics. Weights and dimensions for all pipe may be found on page 38 of this catalog. These characteristics are maintained over a temperature range of 40. Pipe table listing engineered software knowledge base. Kynar is a registered trade name of arkema features and benefits of pvdf kynar pipe. Polyvinylidenedifluoride pvdf is a white, semicrystalline, and semiopaque engineering thermoplastic that can be processed by melting and is very expensive. Polyvinylidene floride pvdf is a strong, tough, and abrasion resistant fluorocarbon material. The comprehensive directory provides access to full contact and ability information for sourcing professionals, engineers and researchers wishing to get information on pipe. Super proline chemical grade pvdf piping system super proline piping systems are made from the highest quality suspension grade pvdf resin. Chemfluor pvdf can be used in the semiconductor, pulp and paper, and pharmaceutical industries, as well as for nuclear waste, and chemical and food processing. If you absolutely cannot have extractables, fungi, leachants or other contaminants in your fluid, and you want your pipes to be durable and long. Kynar 740 pvdf material data sheet physical properties metric english comments density 1.
Although it is not as good as ptfe, it has good temperature and general chemical resistance. Pipe is ordered and specified with the chemtrol figure number followed by the nominal size e. Super proline is suitable for a wide range of applications with ph range from 1 to 8 and at temperatures up to 120c. It also shows good resistance to highenergy radiation considerably better than other fluoropolymers. The pc data transfer software makes it possible to manage and evaluate easily the. At the end of an extrusion program or if problems of. This enables plenumline pvdf pipe to be used in the plenum for applications such as corrosive waste drainage and laboratory chemical systems. Working temperature and pressures for sygef pvdf pipe and fittings.
For each property being compared, the top bar is cpvc and the bottom bar is pvdf. Chemtrol plain end pipe, kynar red pvdf pvdf comes standard in 20ft. For details regarding the properties relevant for the. The ppvdf piping is ideal for use with hot corrosive liquids, chemical processing, industrial plating, and waste treatment systems. Symalit pvdf is a versatile engineering material especially. High purity fluid processing systems, hot corrosive liquids, chemical processing, industrial plating, and waste treatment systems. Design stress of 1,360 psi at 73f, maximum service temperature 280f, 20ft lengths, schedule 40 and schedule 80 wall thicknesses, do not use or test with compressed air or other gases astm d3222 type i material. Polyvinylidene fluoride or polyvinylidene difluoride pvdf is a highly nonreactive thermoplastic fluoropolymer produced by the polymerization of vinylidene difluoride pvdf is a specialty plastic used in applications requiring the highest purity, as well as.
Pvdf pipe fittings ryan herco flow solutions know how critical liquid transport can be so we carry the finest pvdf pipe and fittings available, sure to meet the requirements of your application. Symalit pvdf is a highly crystalline unreinforced fluoropolymer combining good mechanical, thermal and electrical properties with excellent chemical resistance. Polypropylene and hdpe can be bent in the field, but bending pvdf is not recommended. Performance pipe hdpe version 2 pe 3408, awwa c906, astm f 714 high density polyethylene hdpe fixed incorrect hazen williams coefficient, plus two typos in pipe ids. Main advantages of omegafluor pvdf sheet, rod and tube. Pvdf piping is ideal for use with hot corrosive liquids, chemical processing, industrial plating, and waste treatment systems. Polyvinylidene fluoride pvdf pipe fittings manufacturers. In addition, the pressure resistance of solef pvdf pipes. For the industrial water and chemical market, sygef standard pvdf provides a premier piping system solution because of its purity characteristics, chemical resistance and extensive product and fusion. Glass backed sheets of pvdf make liners for vessels as does fep. Kynar is a superior thermoplastic and plumbing option among both plastic and metal pipe materials.