1、Designation: D 3595 02Standard 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 revision, the year
2、 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.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification covers extru
3、ded sheet and film inthicknesses from 0.015 to 0.25 mm (0.0006 to 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
4、 all of the safety concerns,if any, associated with its use. It 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 specifi
5、cation.22. Referenced Documents2.1 ASTM Standards:D 374 Test Methods for Thickness of Solid Electrical Insu-lation3D 618 Practice for Conditioning Plastics for Testing4D 882 Test Methods for Tensile Properties of Thin PlasticSheeting4D 883 Terminology Relating to Plastics4D 1204 Test Method for Line
6、ar Dimensional Changes ofNonrigid Thermoplastic Sheeting or Film at ElevatedTemperature4D 1430 Classification System for Polychlorotrifluoroethyl-ene (PCTFE) Plastics4D 1600 Terminology for Abbreviated Terms Relating toPlastics4D 3892 Practice for Packaging/Packing of Plastics5F 1249 Test Method for
7、 Water Vapor Transmission RateThrough Plastic Film and Sheeting Using a ModulatedInfrared Sensor6IEEE/ASTM SI 10 Standard for Use of the InternationalSystem of Units (SI): The Modern Metric System73. Terminology3.1 Definitions of terms used in this specification shall be inaccordance with Terminolog
8、y D 883.3.2 lot, none production run or a uniform blend of two ormore production 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
9、 and film:84.1.1 Type ITransparent film, with high and low moisturevapor 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 Typ
10、e IVLow crystalline transparent film with highductility and extremely low 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.1This spe
11、cification is under the jurisdiction of ASTM Committee D20 onPlastics and is the direct responsibility of Subcommittee D20.15 on ThermoplasticMaterials.Current edition approved March 10, 2002. Published May 2002. Originallypublished as D 3595 77. Last previous edition D 3595 97.2As defined in IEEE/A
12、STM SI 10.3Annual Book of ASTM Standards, Vol 10.01.4Annual Book of ASTM Standards, Vol 08.01.5Annual Book of ASTM Standards, Vol 08.02.6Annual Book of ASTM Standards, Vol 15.09.7Available from ASTM International, 100 Barr Harbor Drive, West Consho-hocken, PA 194282959.8The basic polymer used to mak
13、e these types of polymer does not correspond tothe types given in Specification D 1430.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SpecificationStandard NumberBloc
14、k:Type:Grade:Class:SpecialNotes:- - - - -Example: 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 t
15、he appropriatespecified properties, tables, or both, in the specification iden-tified. A comma is used as the separator between the StandardNumber and the Type. Separators are not needed between theType, Grade, and Class.9Provision for Special Notes isincluded so that other information can be provid
16、ed whenrequired. An example would be in Specification 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-chlorotrifluoroet
17、hylene (PCTFE) plastics that consist of at least90 % 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 spli
18、ces permitted shall be as agreed upon betweenthe 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
19、property valuesspecified in Table 2, Table 3, and 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 sa
20、tisfy therequirements of 10.4.7. Number of Tests7.1 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 t
21、hose tests where conditioning isrequired, condition 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 % rel
22、ative humidity.8.3 Preparation of SpecimensTake 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 b
23、e within the specified tolerances. Abnormalreadings 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 with9S
24、ee the ASTM Form and Style Manual. Available from ASTM Headquarters.TABLE 1 Thickness ToleranceThicknessTolerance, % 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 6
25、10 II0.20 0.0078 610 III0.25 0.010 610 IITABLE 2 Tensile Strength and ElongationThickness, mm (in.) 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
26、 0.002)TABLE 3 Dimensional StabilityThickness, mm (in.) Type Shrinkage,Amax,%0.038 to 0.051 I 6170.0015 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 Transmis
27、sion RateThicknessTypeMoisture VaporTransmission Rate,max, g/m23 24 hmm in.0.038 0.0015 I 0.610.019 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 0.12D3595022Test Methods D 882, Method A. The specimen size shall be 25by 127 mm (1 by 5 in.). Elongation rat
28、e 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 afterexposure to 149C (300F) for 10 min.9.4 Moist
29、ure Vapor Transmission RateMeasure the mois-ture vapor transmission rate in accordance with Test MethodF 1249 at 100 % relative humidity at 38C (100F).10. Inspection and Certification10.1 Inspection and certification of the material suppliedwith reference to a specification based on this specificati
30、onshall be for conformance to the requirements 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 co
31、nsist of the test for all requirements 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
32、 meet the requirements of thisspecification.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 Packagi
33、ngThe material shall be packaged in stan-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 mark
34、ed withthe name of the material, type, 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 specificat
35、ion.12. Keywords12.1 chlorofluorocarbon plastics; copolymer; extrudedPCTFE; fluorocarbon polymer; fluoropolymers; homopolymer;PCTFE; PCTFE film; PCTFE sheet;polychlorotrifluoroethyleneSUMMARY OF CHANGESThis section identifies the location of selected changes to this test method. For the convenience
36、of the user,Committee D20 has highlighted those changes that may impact the use of this test method. This section may alsoinclude descriptions of the changes, or reasons for the changes, or both.D 3595 02:(1) Added IEEE/ASTM SI 10.(2) Deleted all reference to Practice D 1898.(3) Added definition of
37、lot to 3.1.(4) Editorially corrected 4.1.(5) Editorially corrected 4.2.(6) Revised 6.1 and deleted 6.2 and 6.3.(7) Revised Section 11.(8) Deleted section on Rejection and Rehearing.D 3595 97:(1) Changed extruded sheet and film thicknesses in 1.1.(2) Added Note 1.(3) Added Test Method F 1249 to 2.1.(
38、4) Added revisions to 4.1.1, 4.1.3, and 4.1.4 .(5) Table 1 reflects changes in thicknesses for standard prod-ucts.(6) The sheet and film shall conform to the property valuesspecified in Table 2, Table 3, and Table 4. These tables havebeen changed to reflect the new thickness and addition of TypeIV m
39、aterial.(7) Revised 8.3.(8) Changed dimensional stability to 10 min in 9.3.(9) Revised 9.4 and deleted the section on the old MVTRmethod, including Footnote 7.(10) Revised 12.2.2.(11) Added homopolymer and copolymer to Keywords.D3595023ASTM International takes no position respecting the validity of
40、any patent rights asserted in connection with any item mentionedin this standard. Users of 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 r
41、evision at any time by the responsible technical committee and must be reviewed every five 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. Yo
42、ur comments will receive careful consideration at a meeting of theresponsible technical committee, 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 cop
43、yrighted 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).D3595024
