Ptfe Solvent Compatibility

Since each rating is for ideal conditions, all factors affecting chemical resistance must be considered. TS2 PTFE SMOOTH BORE BRAIDED HOSE The TS2 SmoothFlex™ is a smooth bore PTFE hose with stainless steel or polypropylene braid reinforcement that is designed for a wide range of chemical resistant and high purity applications. 15 °C; -450. Welcome to our Rubber Chemical Resistance Chart. Chemical compatibilities are rated and displayed according to the following scale:. LMI LMI Roytronic™ Polypropylene, PTFE and 316 Stainless Steel Injection Check Valve Assembly for Roytronic 624VI, 634VI and 644VI Metering Pumps. Due to their hydrophobic characteristics, they must be prewetted with ethanol or methanol before the filtration of aqueous media. Visitors can also do a reverse look up and match the elastomer to the chemical. The elastomer, when properly formulated, can be used to fabricate o-rings, gaskets, seals, packings, and coatings possessing several unique properties:. Greene, Tweed offers a broad range of elastomers, as shown in this guide. Chemical Compatibility Chart Starlab Scientific Co. O-Ring Chemical Compatibility Inormation 1-800-223-4524 www. So, if you have a highly corrosive medium or hygienic application, PTFE expansion joints are the product for. Optional static-dissipative, carbon-black filled core, FDA-compliant and ECE R110 alternative fuel certified hoses for specialty applications. Polypropylene (PP) is used in the Spin-X® centrifuge filters and some of the syringe and disc filter housings. The Indicated Extend of Resistance refers to the material such. The compatibility tables display grades for media interaction with PTFE, 316 SS, 304 SS, carbon steel and brass. PTFE offers many advantages in sealing applications, however it typically requires an energiser to maintain and enhance sealing forces. The information from such third party sources is believed to be reliable and accurate; however, Purchaser should make its own determination of compatibility before using any SpillTech product. Most Rulon® products have excellent chemical compatibility. The information in this chart has been supplied to Cole-Parmer by other reputable sources and is to be used ONLY as a guide in selecting equipment for appropriate chemical compatibility. Use this rubber chemical resistance chart to make sure that the elastomer or O-ring seal you choose will be compatible with the particular environment. We incorporate a variety of membranes to offer separation and purification solutions for the majority of your laboratory needs. Can be used in slow, infrequent dynamics. ESTANE is soluble in THF or THF/MEK blends; VITON(s) is soluble in acetone and EtAc if uncured ; cured ones (in mechanical parts for example) are only swellable in this solvents. BE SURE TO SEE THE SEARCHABLE CHEMICAL DATABASE BELOW TO FIND A MODEL APPROPRIATE FOR YOUR APPLICATION. The user should test under their own operating conditions to determine the suitability of any compound and material in a particular application. Through a proprietary process, Durcor ® pipe is manufactured with glass fiber bundles, pressure saturated with a highly chemical resistant formulation of premium vinyl ester resin to provide maximum exterior protection. PTFE is ideal for low cycle life applications. Please inquire for other material options and custom designs. Refer to Table 3 for more chemical compatibility information. PTFE liners resist degradation from virtually all chemicals at room temperature and are resilient for a tight seal with low moisture transmission. ) Each has strengths and weaknesses in terms of chemical compatibility. Chemical Resistance (continued) ©2018 Curbell Plastics, Inc. Ultimate responsibility lies with the user. Material Compatibility Select a product and check its compatibility with other materials such as aluminium, brass, neoprene, polyethene and more. Contact Parker for additional chemical compatibility. The Indicated Extend of Resistance refers to the material such. PTFE is not 100% resistant to gasoline, naptha, fuel oils, rated "B" by that database, and there are 3 chemicals that attack it severely. The foam backed Teflon PTFE resists attack from virtually all chemicals at room temperature and provides resilience for a tight seal. Oct 18, 2017. Greene, Tweed offers a broad range of elastomers, as shown in this guide. The only PTFE based gasket material on the market to hold fire safe approval. Suitable for filtration of aqueous and compatible organic solvents. Some of the most important factors to consider when choosing a float switch or level sensor is chemical compatibility and material selection. CHEMICAL COMPATIBILITY CHART Page 1 CHEMICAL 316L SS Aluminium PVC PEEK PPS (Ryton) PTFE (Teflon) Ceramic Tungsten carbide Viton EPR Buna-N Nitrile PVDF Polypropylene Comments / Applications Acetaldehyde A B C A A B A A C A C B B Acetate Solvents (Crude) A A C A A A C A C C Acetate Solvents (Pure) A A C A A A C A C C. No information. All rights hereto are retained by Curbell Plastics and any third party owners of such rights. The PTFE tube is also very smooth, permitting little friction loss and minimal residue (PTFE is not designed for transferring abrasive products). Filling machine valves on the line were fitted with dynamic PTFE O-rings, while the machine. Molded parts made with TFM 1700 offers broad chemical resistance and an excellent operating temperature range. 7182A 95 High temperature, high pressure service. The information in this chart has been supplied to Cole-Parmer by other reputable sources and is to be used ONLY as a guide in selecting equipment for appropriate chemical compatibility. These are versatile filters for use with aggressive organic solvent-based solutions and are especially ideal for HPLC sample preparation. Most notably known as DuPont® Teflon, PTFE (Polytetrafluoroethylene) makes an extraordinary material for seals because of its chemical compatibility, broad temperature range, and low friction properties. Since each pair of ratings listed is for ideal conditions, all factors affecting chemical resistance must be considered. PTFE — Polytetrafl uoroethylene has outstanding resistance to chemical attack by most chemicals and solvents. AGC’s AsahiKlin AE-3000 series of environmentally sensible fluorinated solvents were designed to replace halogenated solvents with unfavorable environmental properties. PTFE is soluble in perfluorinated solvents at high temperatures :. Chemical Compatibility Chart. SERIOUS INJURY MAY RESULT. STI, Raleigh, Greensboro, Roanoke, Virginia, VA. Chemical - PTFE Teflon Xylan Coating. Layered composite material pipe may have chemical resistance that differs from the chemical resistance of the individual material. 4 Variety of membranes, porosities, and diameters available. oils and solvents. However, the FPM seal has only limited resistance to e. Adipic Acid. Since each rating is for ideal conditions, all factors affecting chemical resistance must be considered. PTFE is ideal for low cycle life applications. PCTFE is also ideal for cryogenic applications. Provides chemical compatibility, drainability, and precise flow control. Chemical Compatibility & Resistance Gasket Material Chemical Compatibility & Resistance. Chemical Compatibility. With retention ratings as fine as 0. to a Higher Level of Performance Thermoseal offers a complete line of PTFE materials to meet any application need – KLINGERtop-chem®, Thermoseal® soft-chem® and Sealex® Joint Sealant. Polytetrafluoroethylene (PTFE) is very non-reactive and is often used in containers holding reactive and corrosive chemicals. PTFE Note 1, 2) Note 1, 2) Note 1, 2) Note 1, 2) Note 1, 2) Note 1, 2) — Examples of applicable liquids Water Oil Solvent Caution for transferring highly penetrating liquids Do not use liquids which are highly penetrating to fluorine resin. These filters are ideal for the clarification of aggressive organic solvents. Technical Report. 6 Simrit Chemical Compatibility Guide ACM AU EPDM FFKM FVMQ IIR NR SBR VMQ Chemical Medium AEM CR ETP FKM HNBR NBR PTFE TFE/P 1] Little or no effect (Volume swell <10%) 2] Possible loss of physical properties (Volume swell 10–20%). , Mpls, MN 55449-4324 Ph: 763 780 5440 FAX: 763 780 2958 e-mail: [email protected] Often used in large mixers. HDPE Chemical Resistance Chart Resistance Level Resistance Level Chemical Name 20oC(68F) 60oC(140F) Chemical Name 20oC(68F) 60oC(140F) Formic acid R R Mercuric chloride R R Fruit juices R R Mercury R R Gelatine R R Methanol R NR Glycerine R R Methylene chloride LR NR Glycols R R Milk products R R. The information in this chart has been supplied to Cole-Parmer by other reputable sources and is to be used ONLY as a guide in selecting equipment for appropriate chemical compatibility. Duration of exposure When absorption only occurs, the changes in the material are generally reversible if the chemical is removed, however if chemical attack takes place the changes are permanent. DESCRIPTION. At D&D Engineered Products, the commitment to our customers' needs is the hallmark of our success. They are versatile filters for use with aggressive organic solvent-based solutions and are especially ideal for HPLC sample preparation. Trelleborg Sealing Solutions is a leading global supplier of sealing solutions. Refine product list More Filters. sistance to chemical attack by most chemicals and solvents. It is intended as a guide for use at your own discretion and risk. Solvent mixtures can both increase and decrease chemical attack. This bottle is made of PTFE, which has an excellent chemical compatibility rating with hexane. If chemical compatibility with CPVC is in question, it is recommended to isolate the suspect product from contact with CPVC pipe or fittings. From potable water to the highly corrosive acids, level sensors are necessary for measuring a near-endless number of liquid chemicals. Before permanent installation, test the equipment with the chemicals and under the specific conditions of your application. AE-3000 cleaning agents have no flash point, no Ozone Depletion Potential (ODP), Low Global Warming Potential (LGWP) and low surface tension. Solvent Compatibility and plastics. Oct 18, 2017. 3 Achieve more reproducible analyses. SANTOPRENE (TPE) Our products can be exposed to a huge variety of chemicals. Always check chemical compatibility with each chemical for the containers used for them. PTFE offers many advantages in sealing applications, however it typically requires an energiser to maintain and enhance sealing forces. to EN 12115, Page 117‑118 Types PTFE-D (without helix) their compatibility with each other. For example, a PTFE filter with PP housing does not liberate any UV-detectable substances during filtration of 5 ml THF, although PP shows only limited resistance towards THF. But we are having a discepancy between what the book says and our field data. PTFE on its own has excellent frictional properties, elasticity and wear resistance but relatively poor mechanical strength and tends to fail in high PV applications. The most common assemblies fabricated by FlexFit Hose are PTFE lined hose with a 304 SS outer braid for reinforcement. Chemical Compatibility of Filter Components Compatibility of materials used in the construction of Millipore products The tables on the following pages con-tain recommendations based solely upon ratings found in several published solubil-ity and compatibility tables. The information accuracy of these ratings cannot be guaranteed, nor is it a complete list due to the extensive area of this field. The chemical compatibility data can be presented in one of two ways. GORE STA-PURE PCS PTFE reinforced silicone tubing provides long term performance with repeatable accuracy, vital in pharmaceuticals and other high technology industries. Choosing PTFE as a filtration medium ensures maximum chemical compatibility, wide-ranging thermal/pH resistance, and high flow rates/minimal aqueous extractables. For solvent and aggressive chemical filtration applications, Fluorofil™ F100 cartridges offer a wide range of chemical compatibility with high thermal stability. This information has been compiled from outside sources and we recommend due diligence when reviewing the information. TECHNICAL INFORMATION GAS COMPATIBILITY The compatibility data* shown on the following pages has been compiled to assist in evaluating the appropriate materials to use in handling various gases. Use this rubber chemical resistance chart to make sure that the elastomer or O-ring seal you choose will be compatible with the particular environment. We also have solutions for vibration and misalignment. A = No Attack, possibly slight absorption. Chemical Compatibility for PTFE: Acetaldehyde. Discover the chemical compatibility of ATP materials Chemical Compatibility Download Discover ATP Solutions SEALING SYSTEMSREAD MORE OKS LUBRICANTSREAD MOREFLAT. CHRISTO-LUBE ® PFPE Oils, Greases, and Dispersions. The list is to be used as a guide to determine type of meter to recommend for a particular fluid. Rocket Seals is the leading distributor for O-Rings. When coupled with precision seal design, Chemraz components represent the ultimate in elastomeric seals. Physical and chemical properties. Chemical Handling–PTFE hose solves chemical handling problems – whether its low permeability or low buildup–in leading stations, on flexible connections between chemical pipework, and in laboratories. Click the icon below to download our Chemical Resistance Chart (9. The most common assemblies fabricated by FlexFit Hose are PTFE lined hose with a 304 SS outer braid for reinforcement. FEP is a melt-process able fully fluorinated polymer with similar chemical resistance as PTFE and PFA and similar low porosity and translucency as PFA. PTFE is often used in containers and pipes for handling reactive and corrosive chemicals; this is due to its non-reactive properties. PureFlo® (MCF) PTFE Cartridges. This chart gives many useful ratings pertaining to these plastics including temperature tolerances, permeability and sterilization processes. Common applications include: coal-fired boilers, incinerators, fluidized bed systems, cement mills, oil and gas firings, asphalt plants and pulverized coal injection systems. We recommend that the effect of the individual chemical is tested before use. Gore-Tex is resistant to all the solvents on these lists and PVDF is not. assumes no legal responsibility for the accuracy of this data. Click here for a chemical compatibility chart. Use this rubber chemical resistance chart to make sure that the elastomer or O-ring seal you choose will be compatible with the particular environment. Please refer to the specification tables on product-specific pages for materials found in specific EMD Millipore devices. Plastics and Elastomer Compatibility Krytox™ perfluoropolyether (PFPE) oils and greases thickened with polytetrafluoroethylene (PTFE) are a great choice for nonmetallic components. Chemical, pharmaceutical and food-processing industries. Ultimate fuel compatibility; Significantly lower permeation rate; Superior chemical, temperature and flame resistance. Precision machined PTFE caps offer the user a means of universal solvent compatibility. The chemical inertness of PTFE is outstanding because of the chemical structure. Fairchild Industrial Products Company 3920 West Point Boulevard • Winston-Salem, NC 27103 phone: 336-659-3400 • fax: 336-659-9323 [email protected] Polyethylene Terephthalate (PET)--Chemical Compatibility G = PET exhibits good resistance to attack F = PET exhibits fair resistance to attack X = PET exhibits poor resistance, and should not be considered for this application. This chart outlines the chemical compatibility of the most common syringe filters. Because so many factors can affect the chemical resistance of a material, in-house testing under actual conditions should be performed. PTFE Core Hose Smooth Bore. PTFE — Polytetrafluoroethylene has outstanding resistance to chemical attack by most chemicals and solvents. The information from such third party sources is believed to be reliable and accurate; however, Purchaser should make its own determination of. Image(s) are representative of the product group and not necessarily the individual product. Chemical Resistance: PTFE Processes a high inertness towards nearly all known chemicals. This information is a general guide for the selection of a suitable gasket material. Taking PTFE Gasket Materials of scientific development, testing and evaluation. If you are unsure of the compatibility of your chemical, we recommend testing a sample of the material in question with the chemical. * Polyethersulfone ( PES ) Hydrophilic membrane. PTFE Gasket Material. Garlock Compressed Sheet & GYLON Chemical Resistance Guide 4-2019. Due to its unique properties, KALREZ perfluoroelastomer. For applications that require higher temperature resistance and improved hardness, the sealing component can be supplied with reinforced PTFE. Super Lube® Grease is a patented synthetic NLGI Grade 2, heavy-duty, multi-purpose lubricant with Syncolon® (PTFE). The Pure polypropylene housings are color-coded and available in smooth rim or gear rim formats. com Tel: 86-21-51079072 Fax: 86-21-61294699 Email: [email protected] PTFE or Teflon membranes are hydrophobic that are not very compatible with Aqueous Solutions and may need to be pre-wetted with an alcohol. Overview: The Model TS1 is a smooth bore PTFE hose with a stainless steel braiding, available up to 1-1/4" diameters. PTFE Chemical Resistance -10/2011/EC This chart is intended to be used as a general guide only. GRAPHITE — Graphite is the packing and seal. The purpose of this information is to provide a GENERAL GUIDE. Our range of products includes O-Rings, hydraulic seals, rotary shaft seals, oil seals, static seals, pneumatic seals, mechanical face seals and many more. This program gives you the chance to measure the performance of our materials in contact with most existing fluids. 0413 [email protected] Pharmaceutical and biotechnology engineers are facing new design challenges. Sour Gas, Hydrogen Sulfide ( H2S ) as well as amine inhibitors used to mitigate corrosion have been successfully sealed using 7182 brand Aflas since 1980. Made of PTFE, syringe filter of this kind can be divided into hydrophobic and hydrophilic one. This guide identifies some of the more common problems encountered and their necessary corrective actions. Please inquire for other material options and custom designs. 1- No damage after 30 days of constant exposure. Good in vacuum with low gas permeability. solutions and biological fluids. pdf Engineering Tools Resources to help you determine the right solution for your application. PTFE membrane filters providing the utmost assurance of chemical resistance, durability and critical filtration performance in aggressive fluids. PVDF/PTFE Submersible Pressure Transducer AST4530 Overview The AST4530 submersible pressure transducer is constructed using PVDF material and a PTFE diaphragm. PTFE’s excellent chemical and high temperature characteristics are maintained in Reinforced PTFE, and it mechanical strength, stability, electrical and wear resistance properties can be enhanced by adding fillers such as glass fibers, carbon, graphite, molybdenum disulphide, and bronze. O-Ring Chemical Compatibilities Chart. 7182X 80 Ultra-low compression set for use in aqueous and non-aqueous fluids. X or Brackets around a rating letter, no data is available, but the ratings are made on the basis of exposure test in similar chemical groups *All degrees are in Fahrenheit MATERIAL Nitrile (TPE) Santoprene Teflon Nitrile (TS) Hytrel Neoprene Urethane EPR,EPDM Viton Polypropylene Acetal PVDF Aluminum Cast Iron Stainless Hastelloy Compatibility. It represents the effects of a given chemical on PTFE and various materials. AMMONIUM PICRATE 1 3 3 1 2 1 - AMMONIUM POLYSULFIDE 1 3 3 1. Chemical Compatibility Compatible with both aqueous and organic solvents Sterilizability Autoclave, EtO Surface Option White, plain or gridded Key Properties Pure PTFE (unbacked), easy handling, solvent-resistant, fast-flowing, low extractables Key Applications Clarifying acids, bases, solvents and cryogenic fluids, hydraulic fluid analysis. Virgin PTFE Datasheet [PDF]. The only solvents which will attack PEEK are concentrated nitric acid and sulphuric acids. According to DuPont, its melting point is 600 K (327 °C; 620 °F). List of chemicals, concentration and temperature range that is suitable for applications of flexible graphite. It is stable in most aggressive and corrosive media, exceptions being liquid or dissolved alkali metals, flourine and other extremely potent oxidisers. Plastic Body Materials. The chemical compatibility data can be presented in one of two ways. PTFE Natural™ Fluoropolymer Coated Hypotubes. This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. AA Chemical Compatibility Guide Trade Name Reference Trade Names, their manufacturers and abbreviations for plastics elastomers and thermoplastic elastomers are shown in Table 1. Chemical-Resistant Gloves; Cleanroom and Static Control Gloves; Coated Gloves; Cut-Resistant Gloves; Disposable Gloves; Finger Cots; Reusable Gloves; Temperature-Resistant Gloves; Hearing Protection; Lockout and Tagout Product. If you are unsure of the compatibility of your chemical, we recommend testing a sample of the material in question with the chemical. Typical PTFE (fine powder or granular grades) will not dissolve in any solvent. Chemical Resistance Guide This Chemical Resistance Guide is based on numerous resources and is believed to be accurate and reliable to the best of our knowledge. Preferably chemically. ECTFE, also known as Halar®, is often chosen for applications requiring excellent barrier resistant properties. These properties allow it to withstand greater physical abuse during its lifetime. O-Ring Material Chemical Compatibility Chart Resistance Guide. Parker's 919/919B Chemical Resistant PTFE Smoothbore hoses have exceptional chemical compatibility and handle temperatures as high as +450°F. Diaphragm life not only depends on a diaphragm's chemical compatibility with the process fluid but also on the process conditions. Mechanical Seals and Gasket Supply is our Specialty. FDA / NSF compliant. 3- Some effect after 7 days of constant exposure. Virgin PTFE Datasheet [PDF]. The following plastics chart supplied by Nalgene, includes all of the plastics mentioned in this document. The information in this chart has been supplied to Cole-Parmer by other reputable sources and is to be used ONLY as a guide in selecting equipment for appropriate chemical compatibility. With a CrossFilm™ Spray Shield, the body and draw-strings are all made of 100% PTFE. Chemical Compatibility Chart. FluoroFilmTM is a copolymer of PTFE and PFA. The added strength of the stainless steel core provides blow-out prevention and superior resistance to spreading or cold flowing from heat/ pressure cycles. Quickly and easily identify that the correct seal has been installed into your application. No information. • Solvent based, low abrasion • Waterborne • Acid catalyzed products Tuff Stack (Carbon filled PTFE) • High chemical resistance - Low abrasion resistance, but better than virgin PTFE. It is the ultimate responsibility of the end user to determine the compatibility of the chemical being used in his or her particular application. PTFE (100% Virgin Polytetrafluoroethylene) Commonly referred to as DuPont’s Teflon®, PTFE is a thermoplastic fluoropolymer that consists of Carbon and Fluorine. They are using "Chemical Resistance Guide for Plastics" by Compass Publications as reference. Chemical Compatibility Chart RATING SYSTEM* The following codes are used to rate chemical resistance: G = Good F = Fair P = Poor N = Not Recommended (some swelling or degradation will probably occur) * Unless otherwise agreed upon in writing, Porex products are sold without a chemical resistance warranty. Fluorocarbon elastomers have grown to major importance in the sealing industry. Description of Hydrophobic PTFE Syringe Filters. Optional static-dissipative, carbon-black filled core, FDA-compliant and ECE R110 alternative fuel certified hoses for specialty applications. This program gives you the chance to measure the performance of our materials in contact with most existing fluids. Some organic and halogenated solvents are absorbed causing minor dimensional changes but these effects are physical and also reversible. PTFE on its own has excellent frictional properties, elasticity and wear resistance but relatively poor mechanical strength and tends to fail in high PV applications. CHEMICAL FILTRATION—DESIGNING FOR OVERALL EQUIPMENT EFFICIENCY. Durcor ® is the world’s first composite pipe designed exclusively to support free-standing PTFE fluoropolymer liners. microfiber and stainless steel elements are unsuitable. The list is to be used as a guide to determine type of meter to recommend for a particular fluid. Shop Peek. Generally speaking, the chemical resistance of polypropylene and polyethylene is considered superior to that of met-als. Cap Material Thermoset or Phenolic (Bakelite) These caps are known for providing the widest range of chemical compatibility and for being the most temperature tolerant of plastic closures. GORE STA-PURE PCS PTFE reinforced silicone tubing provides long term performance with repeatable accuracy, vital in pharmaceuticals and other high technology industries. membrane syringe filters are specially designed, These filter with multi layered pre-filtration for graded retention of colloidal associated with highly turbid solutions. Many materials used for spray shields, like PTFE-coated fiberglass, can be weakened by challenging industrial environments and often require monitoring. Rocket Seals, Inc. FEP is a melt-process able fully fluorinated polymer with similar chemical resistance as PTFE and PFA and similar low porosity and translucency as PFA. PTFE, a self-lubricating compound, is used as a seat material in ball valves. Consult engineering guides for chemical compatibility and temperature limits. Its PTFE tube is compatible with a wide range of chemicals and can be cleaned with steam, caustics, solvents, or other cleaning agents. CHEMICAL COMPATIBILITY 5-5 Form No. In addition, the compatibility of PTFE with a very wide range of chemicals and gases makes it the perfect “select one” hose that ensures safe operation and protection of the environment. piping material. Key Features. Provides chemical compatibility, drainability, and precise flow control. High throughput even with highly turbid, difficult to filter solutions Very high retention efficiency for colloidal fines Minimal hand pressure. Chemical Compatibility & Resistance Gasket Material Chemical Compatibility & Resistance. MCE: Mixed Cellulose Ester (Nitrocellulose) CA: Cellulose Acetate PCTE: Polycarbonate PTFE: Hydrophilic PTFE: CMF: 37 mm Monitor:. Data available upon request. PTFE, Unfilled Teflon® Gaskets (Virgin Teflon® Gaskets) Virgin grade PTFE (Teflon®) gaskets are made from 100% pure material which is used in most general applications. PTFE and Teflon Chemical Compatibility Chart PTFE is the most versatile plastic in terms of chemical compatibility. The only solvents which will attack PEEK are concentrated nitric acid and sulphuric acids. PTFE seals usually need to be energised by a static secondary system. Products out of PCTFE have excellent physical, mechanical and electrical properties, heat resistance, chemical resistance and low moisture absorption. CHEMICAL FILTRATION—DESIGNING FOR OVERALL EQUIPMENT EFFICIENCY. This is not intended to replace a chemical compatibility check PTFE • High Chemical resistance - Low abrasion resistance. The information from such third party sources is believed to be reliable and accurate; however, Purchaser should make its own determination of. Due to its wide range of chemical compatibility, temperature range, low compression set, and excellent aging characteristics, fluorocarbon rubber is the most significant single elastomer developed in recent history. They are versatile filters for use with aggressive organic solvent-based solutions and are especially ideal for HPLC sample preparation. 5 bar - After final hardening, they can be loaded up to the burst pressure of the pipes. Parker's 919/919B Chemical Resistant PTFE Smoothbore hoses have exceptional chemical compatibility and handle temperatures as high as +450°F. EDC has been used as a solvent in the textile, metal cleaning and adhesive industries. This medium pressure hose can withstand temperatures up to 450°F (232°C). Composite Hose Chemical Compatibility Chart The following charts shows the suitability of composite hoses and end fittings for use with various fluids. Polytetrafluoroethylene (PTFE) is very non-reactive and is often used in containers holding reactive and corrosive chemicals. Krytox™ oils and greases have been used as plastic or elastomer lubricants for over 40 years. ABS Acetal CPVC FEP Nylon 6, 66 HDPE Polypropylene PTFE PVCType I PVCType II PVDF EPDM Kel-F Neoprene Nitrile Polyurethane Silicone Tygon® Viton-A Ceramic Silica 304 Stainless 316 Stainless Carbon Steel Hastelloy-C Aluminum Brass Copper. Gore-Tex is resistant to all the solvents on these lists and PVDF is not. The special PVC "A" compound used in Chemline valves resists attack of most acids, strong alkalais, salts and many other chemicals. Not recommended for any use. Cross-Lock® braiding with similar construction to original GORE® GFO fibres. Welcome to our Rubber Chemical Resistance Chart. selgrafts,artiÞcialheartandcatheters [1Ð4]. The data given should be used cautiously, and as a guide only. Chemical Charts. Polyethylene Terephthalate (PET)--Chemical Compatibility G = PET exhibits good resistance to attack F = PET exhibits fair resistance to attack X = PET exhibits poor resistance, and should not be considered for this application. Material also has excellent mechanical properties. The simple explanation of the differences is that chemical resistance is defined as the durability of the membrane to withstand some harsh solvents (normally not used in HPLC or. resistance of the specific thermoplastics we use in the construction of our products, to common chemicals. EMEC Chemical Compatibility Table Solenoid driven metering pumps are widely used to dose chemical fluids and it is important that the most suitable material in contact with fluid isselected for each application. Which, honestly, makes perfect sense, because chemical compatibility is one of the two most important factors in designing a seal, the other being size. Data available upon request. The most common assemblies fabricated by FlexFit Hose are PTFE lined hose with a 304 SS outer braid for reinforcement. Being hydrophobic, non-wetting, high density and resistant to high temperatures, PTFE is an incredibly versatile material with a wide variety of applications, thought it's perhaps best-known for its non-stick properties. Hose Compatibility Questionnaire. BBUNA “N” (NBR-HNBR)UNA “N” (NBR-HNBR) Nitrile rubber. Scientific Systems Chemical Compatibility Resource In addition to the above chemicals, the following is a link to chemical compatibility information gathered by Scientific Systems, Inc. Vacuum performance. Hi, I need to remove Teflon from a part that I need to plate. PTFE Chemical Resistance Chart. We can also manufacture o rings and other rubber molded components using 100% PTFE material or by creating a sheath (coating) of PTFE on other rubber components to achieve economic sealing. Since the introduction of trifluoropropyl on silicon atoms, it has excellent oil & solvent resistance, good lubricity, low surface tension and low refractive index, while remains wide working temperature range of silicone oil(-40~204℃). Double construction of a 100% unsintered PTFE core with a spiral covering of PTFE tape. The wear mechanisms of the modified PTFE three-layer composites with and without PI were also analyzed. Technical Report. CHEMICAL COMPATIBILITY 5-5 Form No. PTFE is not 100% resistant to gasoline, naptha, fuel oils, rated "B" by that database, and there are 3 chemicals that attack it severely. They are sometimes supplied with a supporting layer of polyester or polypropylene, and are available in various pore sizes and thicknesses. 100s of millions Agilent vials shipped worldwide every year < 2 mL 2 mL > 2 mL. So PTFE is resistant to pretty much all lab solvents which a major manufacturer of lab equipment thinks it's relevant to mention - but if you have something that you think may be atypical or which you have particular concerns about, do a search for that particular compound or contact the manufacturer for their recommendations. POLYMER Nitrile Elastomer Fluora-elastomer Platinum Cured Silicone Elastomer. April 09, 2019 / FireflySci / ptfe, ptfe chemical compatibility, fireflysci. When high temperature performance and excellent chemical compatibility are demanded, Parker 919 PTFE Hose accepts the challenge. While this fluoropolymer offers several advantages, such as good water and oil repellency, high chemical. ) check valves. Its chemical resistance is superior to that of other plastics such as PVC, PP and PVDF. Redeveloped for 2017, our extensive chemical resistance chart, for now, features 10 different polymers rated from ‘Good’ to ‘Poor’ against more than 600 chemicals and substances, at different temperatures. White PTFE with yellow aramid corners. Thank you both for the replies. PCTFE is often used in Aerospace applications due to its extreme low outgassing value. This chart gives many useful ratings pertaining to these plastics including temperature tolerances, permeability and sterilization processes. Scientific Systems Chemical Compatibility Resource In addition to the above chemicals, the following is a link to chemical compatibility information gathered by Scientific Systems, Inc. Legend Compatible ++ Limited compatibility + Not compatible - not analyized n. Precision machined PTFE caps offer the user a means of universal solvent compatibility. Peristaltic Pump - Key Design Parameters - Chemical Compatibility of the tubing that the pumped medium travels through is considered for chemical compatibility of non-elastomeric polymers that have compatibility with a wide range of chemicals, such as PTFE, polyolefins, PVDF etc materials, the Natural Rubber has the best fatigue resistance, and EPDM + Hypalon have the best chemical. morganadvancedmaterials. I have contacted Dupont and other plastic manufacturers about the chemical compatibility. As a result, Xtreme technology can be expanded to a broader range of applications in the PEEK temperature range. PTFE can be modified for use as a gasketing material with strong chemical properties. 3 ft2 of expanded PTFE membrane. piping material. LINER: A double layer of virgin PTFE film plus multiple plies of polypropylene film. The material is particularly heat-resistant and resistant to oil, solvents and strong acids. PTFE Chemical Resistance -10/2011/EC This chart is intended to be used as a general guide only. Properties and applications shown are typical. Parker's 919/919B Chemical Resistant PTFE Smoothbore hoses have exceptional chemical compatibility and handle temperatures as high as +450°F. The information in this chart has been supplied to Cole-Parmer by other reputable sources and is to be used ONLY as a guide in selecting equipment for appropriate chemical compatibility. Welcome to our Rubber Chemical Resistance Chart. The data given should be used cautiously, and as a guide only. Certain chemicals will significantly reduce maximum safe operating temperatures. GoatThroat Pumps are available in four color-coded models to handle almost any liquid. To provide rigidity, the PTFE is sometimes formulated with 25% glass or carbon. The Alchem is a UHMW chemical suction and delivery hose designed to transfer acids, bases, ketons, aldheyds, esters, aromatic and aliphatic hydrocarbons (limited resistance to chlorinated hydrocarbons). APPLICATION NOTE 3. First, you can select a specific O-ring material to view its compatible chemicals. It is also used as the primary material in diaphragms where temperature limits vary based on backing material.