chemical resistance guide for elastomers iv pdf

Stain resistance and colorability. Thermoplastic and Elastomers. Locate hose part number under Column l, ll, III, IV, V from the list below. Many . It provides better chemical resistance and physical properties. Material characterization, 2. The ratings are based, for the most part, on published literature of various polymer suppliers and rubber manufacturers but, in some cases . It is the best material for most alkali solutions and hydrochloric acid, but is not recommended for applications involving petroleum oils or most strong acids. PP Polypropylene - Type 1 to ASTM D-4101 class PP10-B67154. For this reason, a rating chart has been . 4 Differential pressure resistance Pressure applied evenly to both sides of a seal nor- mally has no effect on sealing performance. It is divided into two main sections: (1) a discussion of chemical resistance and general considerations for end use applications and (2) a listing of chemical Chemical Wet Bench Safety-CEN. CPVC has a slightly better chemical resistance and has a higher temperature range to 210 F. It is not recommended for use with chlorinated or aromatic hydrocarbons, esters or polar solvents such as ketones. 6. TEL:(905)333-8743 FAX:(905)333-8746 . Improper selection of tube and/or cover materials can result in decreased service life, or complete failure of the expansion joint. Immerse a short length of the tubing (always available from Watson-Marlow Fluid Technology or its distributors) in a closed container of the fluid for 48 hours, and then examine it for signs of attack, swelling. Compounds of Viton remain substantially elastic indefinitely when exposed to laboratory air oven aging up to 204C or to intermittent exposures up to 316C. Push-Lok hoses (801, 804, 821, 821FR, 831, 836) are not recommended for any type of fuel. ACCESS CRG Kalrez Application Guide Step 2 (optional) Enter the minimum and maximum operating temperature required of the elastomer seal or rubber component. CHEMICAL RESISTANCE GUIDE. Compass Corrosion Guide II by Kenneth M. Pruett 1983, Compass Publications ISBN-10: 1889712019 ISBN-13: 978-1889712017 ~240 pages Chemical Resistance Guide for Elastomers II Kenneth M. Pruett 1994, Compass Publications ISBN-10: 1889712027 ISBN-13: 978-1889712024 ~ 450 pages Chemical Resistance Guide for Metals & Alloys Kenneth Pruett chemical resistance (such as hydrocarbons, ethanol, ketones, etc.). Askarel (Pyranol ) PCB mixtures . Kalrez O-Rings FFKM. Check out the in-depth guide on extrusion here An optimum cooling temperature of 250-275 F for 2-4 hours will produce the best results. Key to General Chemical Resistance [all data is based on ambient or room temperature, about 64F (18C) to 73F (23C)] A = Excellent; B = Good -- Minor Effect, slight corrosion or discoloration; C = Fair -- Moderate Effect, not recommended Many devices need to be packaged and sterilized either . CHEMICAL RESISTANCE GUIDE . Nitrile has good solvent, oil, water, and hydrau- lic uid resistance. The chemical resistance of plastic piping is basically a function of the thermoplastic material and the compounding components. Biocompatibility and hemocompatiblity, and 6. Step 1. They are extremely inert chemically and show excellent resistance to the majority of chemicals that attack other elastomers. Markez O-Rings FFKM. PRIMARY FLUID SYSTEMS INC. 1050 COOKE BLVD., BURLINGTON, ONTARIO L7T4A8 . D808. Thermoplastics' and elastomers' physical characteristics are more sensitive to temperature than metals. Ratings of chemical behavior listed . approach the combination of strength, chemical resistance and working temperatures of PVDF. For fitting material availability refer to appropriate fitting section of catalog. Select from a list of over 1000 chemicals those which are involved in your sealing application to compare the rubber chemical resistance and compatibility of various sealing materials. LDPE & HDPE resistance listed by chemical. Elastomers and Plastomers Multifunctional Performance Combining mechanical performance, chemical resistance and flexibility Flexibility and durability. Good 3. Determine based on working conditions . Blue Book 120th Edition PDF . . Always make an immersion test before choosing a tube material for critical applications. It is a self-lubricating material used as a seat and/or bearing material in most Chemtrol valves. EPDM O-Rings. Chemical compatibility guide. They are strong, heat and impact resistant and have a high resistance to chemical corrosion and the penetration of moisture. FEATURES & BENEFITS Improved heat-welding, both to itself and to competitive offerings High tensile strength and burst resistance before and after welding Low extractables Good chemical resistance Minimal spallation after 24 hours of pumping Good clarity; stable clarity after sterilization Manufactured in ISO Class 7 cleanroom Check hose specifications in this catalog. For superior resistance to chemicals and continuous service temperatures as high as 600F, consider Parco's perfluoroelastomer seals. Legal and insurance regulations must be considered. It can be used in more moderate to aggressive exposures. The American Society for Testing Materials (ASTM) document D1418, Standard Practice for Rubber and Rubber LaticesNomenclature, uses the abbreviation FKM for compounds made from fluorocarbon polymer. Nitrile is a copolymer of buta- diene and acrylonitrile and has a moderate temperature range of 20F to 180F. (Polytetrafluoroethylene) PTFEhas outstanding resistance to chemical attack by most chemicals and solvents. Membrane integrity for syringe filters was tested by bubble point. EPDM has good abrasion and tear re-sistance and offers excellent chemical resistance to a variety of Following are examples of elastomers with their applications: Natural rubber: These are used in the automotive industry and in the manufacture of medical tubes, balloons, adhesives. LDPE / HDPE at 20C: little or no damage after 30 days. temperature flexibility; good chemical resistance Polyolefin Elastomers (POE) Thermoplastic Elastomers DOW ENGAGE Polyolefin Elastomer Excellent melt strength and processability; outstanding toughness and durability yet flexible; excellent clarity; plasticizer-free S-TPE Styrene Thermoplastic Elastomer INEOS Styrolution Styroflex 4G80 Chemraz O-Rings FFKM. 4. This report has been developed as an informative guide on resistance of thermoplastic piping materials to chemical attack. Our products. It displays good compression set, abrasion resistance and tensile strength. Polyvinylidene Fluoride (PVDF) Arkema Kynar 720 MED Excellent chemical resistance; UV resistant; high barrier properties; readily processable; sterilizable by gamma, ETO, Steam Thermoplastic Elastomers (TPE) Avient Versaflex Chemical resistance to medication, blood or bio-fluids Surface lubricity TPE & TPC-ET Thermoplastic Elastomers (TPE) Avient GLS Versaflex HC Medical Tubing Series Durometer range 54-84 Shore A; autoclave, radiation and EtO sterilizable; high clarity grades without plasticizers; high temperature grades available Arkema Pebax MED Type IV, Grade 1 conforming to ASTM D1784, has physical . Resistance of elastomers against chemicals is determined under ambient temperatures. The -15 compound is presently the most popular dynamic lip material for dual durometer shaft seals. ProMinent Chemical Resistance ListThe data has been taken from relevant manufacturers documentation and our own tests.Resistanceof materials is also dependant on other factors, e.g. Phenolic resins are machined easily. Brochures. Chemical Resistance Guide for Plastics $238.00 Add to cart Data for 43,330 combinations of corrodents vs. plastic materials. Polyethylene (LDPE and HDPE) Resistance Chart by Chemical. The Chemical Compatibility guide and the chemical resistance summary in the table below are only guidelines. The abrasion and tear resistance of many elastomers can be enhanced by compounding with internal lubricants such as TeflonC) or molybdenum disulfide. Chemical resistance information for commonly used Design GuideModule IV thermoplastic polyester resin Start with DuPont d Coil Bobbin: Excellent dielectric properties, outstanding heat resistance, combined with lasting adhesion. 3. In general, the less compounding components used the better the chemical resistance. 3.0 CHEMICAL COMPATIBILITY GUIDE FOR METALLIC MATERIALS In addition to this chemical compatibility chart, report TR-60C, Bal Seal has two other reports: report TR-60A "Chemical Compatibility Guide for Bal Seal PTFE, Filled PTFE, and Polyethylene Seal Materials," and report TR-60B "Chemical Resistance to Typical [HPLC High Pressure Liquid PTFE has a temperature rating of -200F to +500F. NITRILE (NBR) (BUNA-N) is a general purpose oil-resistant polymer known as nitrile rubber. O-ring compatibility plays a critical role in o-ring performance " find the right material for your application and avoid o-ring failures. This information is compiled from commercially available industry sources. PTFE extruded tubing, and PTFE shrink tubing, are used by our customers in various industries and in different applications, which may require resistance to specific chemicals. The Column headings on the Chemical Resistance Table, I, II, III, IV, V, refer to specific groups of hoses. This elastomer is extremely expensive and should be used only when all else fails. We're proud to offer the world's largest inventory of readily-available and highly customized sealing solutions. Review manufacturer's literature for all chemicals coming into contact with the piping materials prior to use. properties such as high chemical resistance, wide application temperature range, good UV resistance (i.e. . ELASTOMERS. They are superior to FKM elastomers, showing continuous dry-heat resistance to 260C/500F, with extended performance to 330C/626F for high temperature grades. Chemical and lipid resistance, 4. Chemical Resistance Guide 3 General Properties of Elastomers and Plastics Aflas is a fluoroelastomer compound that has excellent heat resistance with continues service temperature capability of 450F and good chemical resistance, including resistance to strong acids and bases. retarded polyolefin Yes -55 to +135 +135 chemical resistance G Fluid resistant Excellent resistance elastomer Yes -75 to +150 +135 to fuels J Yes -55 to +135 +135 Flexible h Flexible limited fire Low smoke, Ships, submarines hazard material The information given is intended as a guide only. 4. They are used for resin impregnation, brake linings, electrical components, laminate, adhesives for cement, bonded adhesives, and molds. 2. , is a terpolymer elastomer that has good abrasion and tear resistance and offers excellent chemical resistance to a variety of salt, acidic, and organic chemical solutions. chemical resistance chart for metal, plastics & elastomers . Polyurethane O-Rings. Oil and chemical resistance are also essentially unaffected by elevated temperatures. The Compass Guides cover almost 180,000 possible combinations of metals, alloys, corrodants, gasses, compounds, foods, and more. O-ring compatibility chart offers guidance on chemical resistance and swell for Viton o-rings, FFKM o-rings, Silicone o-rings, Teflon o-rings and more. Contact Hose Division Chemical Resistance Guide - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Fluorosilicone O-Rings FVMQ. Chemical resistance and tubing wear may vary according to use always test the tubing you select under the actual conditions. . Contact Technical Service Department for more information. Chemical Bond IV. Equipment manufacturers, plant operators, and product design and manufacturing engineers all will benefit from the in-depth knowledge provided. All 38999/I/II/III/IV, MS 5015 AB, . These are just some of the many combinations that are possible with versatile elastomers, plastomers and silicone rubber materials. NITRILE (NBR) (BUNA-N) is a general purpose oil resistant polymer known as nitrile rubber. This specifies the ingredients that can be used in a rubber formulation and extraction testing in water and oil. It is a must-have reference for materials scientists and engineers in the automotive, aerospace, chemical, chemical process, and power generation industries. EPDM EPDM is a terpolymer elastomer made from ethylene-propylene diene monomer. Viton Reg TM DuPont Dow Elastomers L.L.C. This will help you select and design the correct rubber product for your application. PTFE Chemical Resistance Chart. View Minor Rubber's extensive chemical compatibility chart. Resilience and toughness. Compass Corrosion Guide by Kenneth M. Pruett. The following pages are offered as a general guide and indication of the suitability of various elastomers and plastics in use today with a wide range of industrial chemicals. Bold type indicates a change from or an addition to what is published in the NIOSH Pocket Guide to Chemical Hazards, June 1997 Edition . Viton O-Rings FKM. Breakthrough time (BT) is defined as the elapsed time between initial contact of the liquid chemical with the outside surface of the glove and the time at which the permeation rate reaches 0.1 mg/m2

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