1、Designation: D 3595 02 (Reapproved 2007)Standard Specification forPolychlorotrifluoroethylene (PCTFE) Extruded Plastic Sheetand Film1This standard is issued under the fixed designation D 3595; the number immediately following the designation indicates the year oforiginal adoption or, in the case of
2、revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers extruded sheet and film inthicknesses from 0.015 to 0.25 mm (0.0006 t
3、o 0.01 in.).1.2 The values stated in SI units shall be regarded as thestandard.1.3 The following precautionary statement pertains only tothe test methods portion, Section 9 of this specification: Thisstandard does not purport to address all of the safety concerns,if any, associated with its use. It
4、is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.NOTE 1There is no ISO equivalent specification to this specification.22. Referenced Documents2.1 ASTM Standards:3D 374 Test Me
5、thods for Thickness of Solid Electrical Insu-lationD 618 Practice for Conditioning Plastics for TestingD 882 Test Method for Tensile Properties of Thin PlasticSheetingD 883 Terminology Relating to PlasticsD 1204 Test Method for Linear Dimensional Changes ofNonrigid Thermoplastic Sheeting or Film at
6、ElevatedTemperatureD 1430 Classification System for Polychlorotrifluoroethyl-ene (PCTFE) PlasticsD 1600 Terminology for Abbreviated Terms Relating toPlasticsD 3892 Practice for Packaging/Packing of PlasticsF 1249 Test Method for Water Vapor Transmission RateThrough Plastic Film and Sheeting Using a
7、ModulatedInfrared SensorIEEE/ASTM SI 10 Standard for Use of the InternationalSystem of Units (SI): The Modern Metric System43. Terminology3.1 Definitions of terms used in this specification shall be inaccordance with Terminology D 883.3.2 lot, none production run or a uniform blend of two ormore pro
8、duction runs.3.3 Abbreviations are in accordance with TerminologyD 1600. PCTFE is the abbreviation for polychlorotrifluoroet-hylene.4. Classification4.1 This specification covers four types of polychlorotrif-luoroethylene sheet and film:54.1.1 Type ITransparent film, with high and low moisturevapor
9、transmission rate.4.1.2 Type IIDimensionally stable transparent sheet andfilm with low moisture vapor transmission rate.4.1.3 Type IIIDimensionally stable transparent film withvery low moisture vapor transmission rate.4.1.4 Type IVLow crystalline transparent film with highductility and extremely low
10、 moisture vapor transmission.4.2 A one-line system may be used to specify materialscovered by this specification. The system uses predefined cellsto refer to specific aspects of this specification, as illustratedbelow.SpecificationStandard NumberBlock:Type:Grade:Class:SpecialNotes:- - - - -Example:
11、Specification D 3595 02, I 6 CFor this example, the line callout would be SpecificationD 3595 02, I6C, and would specify a coagulated dispersionform of polytetrafluoro-ethylene that has all of the propertieslisted for that Type, Grade, and Class in the appropriatespecified properties, tables, or bot
12、h, in the specification iden-tified. A comma is used as the separator between the Standard1This specification is under the jurisdiction of ASTM Committee D20 onPlastics and is the direct responsibility of Subcommittee D20.15 on ThermoplasticMaterials.Current edition approved Sept. 1, 2007. Published
13、 November 2007. Originallyapproved in 1977. Last previous edition approved in 2002 as D 3595 - 02.2As defined in IEEE/ASTM SI 10.3For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume informati
14、on, refer to the standards Document Summary page onthe ASTM website.4Available from ASTM International, 100 Barr Harbor Drive, West Consho-hocken, PA 194282959.5The basic polymer used to make these types of polymer does not correspond tothe types given in Specification D 1430.1Copyright ASTM Interna
15、tional, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.Number and the Type. Separators are not needed between theType, Grade, and Class.6Provision for Special Notes isincluded so that other information can be provided whenrequired. An example would be in Specific
16、ation D 3295 81awhere dimensions and tolerances are specified for each AWGsize within Type and Class. When Special Notes are used, theyshould be preceded by a comma.5. Requirements5.1 The sheet and film shall be manufactured from poly-chlorotrifluoroethylene (PCTFE) plastics that consist of at least
17、90 % chlorotrifluoroethylene. The remaining 10 % may in-clude chemical modifications, such as co-monomers, but notcolorants, fillers, plasticizers, or mechanical blends of otherresins.5.2 The length, width, roll core diameter, and maximumnumber of splices permitted shall be as agreed upon betweenthe
18、 purchaser and the seller. The tolerance for roll width shallbe 3 % mm (18 in.). The tolerance for roll length shall be 610 % of the specified length.5.3 Thickness tolerances shall be as specified in Table 1.5.4 The sheet and film shall conform to the property valuesspecified in Table 2, Table 3, an
19、d Table 4.5.5 The material shall be essentially free from contamina-tion, wrinkles, holes, scratches, and other imperfections unlessotherwise agreed upon between the purchaser and the seller.6. Sampling6.1 Sampling shall be statistically adequate to satisfy therequirements of 10.4.7. Number of Tests
20、7.1 One set of test specimens as prescribed in Section 8shall be considered sufficient for testing each batch. Theaverage result of the specimens tested shall conform to therequirements of this specification.8. Specimen Preparation8.1 ConditioningFor those tests where conditioning isrequired, condit
21、ion the test specimens in accordance withProcedureAof Practice D 618 for a period of at least 24 h priorto test.8.2 Test ConditionsUnless otherwise specified, conducttests at the Standard Laboratory Temperature of 23 6 2C (70to 77F) and at 50 6 5 % relative humidity.8.3 Preparation of SpecimensTake
22、test specimens acrossthe width of the roll.9. Test Methods9.1 ThicknessMeasure the thickness of the sheet of film inaccordance with Test Methods D 374, MethodAor C. Measurethe sample across the web width at 25-mm (1-in.) increments.All readings shall be within the specified tolerances. Abnormalreadi
23、ngs may occasionally result from spot imperfections.Discard such readings and take new readings in the same area(excluding the defect).9.2 Tensile Strength and ElongationDetermine tensilestrength and elongation of the sheet or film in accordance withTest Methods D 882, Method A. The specimen size sh
24、all be 25by 127 mm (1 by 5 in.). Elongation rate shall be 508 mm (20in.)/min. Separation between jaws shall be 51 mm (2 in.).Edges of the specimen shall be parallel within 2 % of thewidth.9.3 Dimensional StabilityTest dimensional stability of thesheet or film in accordance with Test Method D 1204 af
25、terexposure to 149C (300F) for 10 min.9.4 Moisture Vapor Transmission RateMeasure the mois-ture vapor transmission rate in accordance with Test MethodF 1249 at 100 % relative humidity at 38C (100F).6See the ASTM Form and Style Manual. Available from ASTM Headquarters.TABLE 1 Thickness ToleranceThick
26、nessTolerance, % Type Availabilitymm in.0.015 0.0006 620 IV0.019 0.00075 620 III0.023 0.0009 620 IV0.038 0.0015 620 I,0.051 0.0002 615 I, II, III, IV0.076 0.0003 615 II0.127 0.0005 615 II0.19 0.0075 610 II0.20 0.0078 610 III0.25 0.010 610 IITABLE 2 Tensile Strength and ElongationThickness, mm (in.)
27、TypeTensile Strength, minElongation,min, %psi MPa0.019 to 0.038 I, II, III 2800 19.32 50(0.00075 to 0.0015)0.051 to 0.25 I, II, III 3100 21.40 50(0.020 to 0.01)0.016 to 0.051 IV 4500 31.0 70(0.0006 to 0.002)TABLE 3 Dimensional StabilityThickness, mm (in.) Type Shrinkage,Amax,%0.038 to 0.051 I 6170.0
28、015 to 0.0020.019 to 0.051 II, III 630.00075 to 0.0020.051 to 0.25 III 630.002 to 0.25 II 650.016 to 0.051 IV 6150.0006 to 0.002)APositive sign means increase in length.TABLE 4 Moisture Vapor Transmission RateThicknessTypeMoisture VaporTransmission Rate,max, g/m23 24 hmm in.0.038 0.0015 I 0.610.019
29、0.00075 III 0.680.051 0.002 II 0.570.0051 0.002 III 0.310.016 0.0006 IV 0.420.051 0.002 IV 0.12D 3595 02 (2007)210. Inspection and Certification10.1 Inspection and certification of the material suppliedwith reference to a specification based on this specificationshall be for conformance to the requi
30、rements specified herein.10.2 Lot-acceptance shall be the basis on which acceptanceor rejection of the lot is made. The lot acceptance inspectionshall consist of thickness measurement.10.3 Periodic check inspection with reference to this speci-fication shall consist of the test for all requirements
31、of thematerial in accordance with this specification.10.4 Certification shall be that the material was manufac-tured by a process in statistical control, sampled, tested, andinspected in accordance with this specification, and that theaverage values for the lot meet the requirements of thisspecifica
32、tion.10.5 A report of test results shall be furnished when re-quested. The report shall consist of results of the lot-acceptanceinspection for the shipment and the results of the most recentperiodic-check inspection.11. Packaging and Package Marking11.1 PackagingThe material shall be packaged in sta
33、n-dard commercial containers so constructed as to ensure accep-tance by common or other carriers for safe transportation at thelowest rate to the point of delivery, unless otherwise specifiedin the contract or order.11.2 MarkingShipping containers shall be marked withthe name of the material, type,
34、size, and quantity containedtherein. Each roll of tape shall be marked to designate type,grade, and lot number. The marking will be in the core and onthe pallet.11.3 All packing, packaging, and marking provisions ofPractice D 3892 shall apply to this specification.12. Keywords12.1 chlorofluorocarbon
35、 plastics; copolymer; extrudedPCTFE; fluorocarbon polymer; fluoropolymers; homopolymer;PCTFE; PCTFE film; PCTFE sheet;polychlorotrifluoroethyleneASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of
36、this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five
37、years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical com
38、mittee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).D 3595 02 (2007)3
