1、Designation: D 3664 04An American National StandardStandard Specification forBiaxially Oriented Polymeric Resin Film for Capacitors inElectrical Equipment1This standard is issued under the fixed designation D 3664; the number immediately following the designation indicates the year oforiginal adopti
2、on or, in the case of 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 thin biaxially oriented poly-meric resin film f
3、or use in capacitors for electrical equipment.The material is biaxially oriented to improve the tensileproperties in the machine (MD) and transverse (TD) directions.1.2 The following safety hazards caveat pertains only to thetest methods section of this specification. This standard doesnot purport t
4、o address all of the safety concerns, if any,associated with its use. It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use. For specific warning statements see 9.3 and Table 1foo
5、tnote B.1.3 The values stated in SI units are the standard. The valuesin parentheses are for information only.NOTE 1This standard resembles IEC 6067432, Specification forplastic films for electrical use, in title only. The content is significantlydifferent.2. Referenced Documents2.1 ASTM Standards:2
6、D 149 Test Method for Dielectric Breakdown Voltage andDielectric Strength of Solid Electrical Insulating Materialsat Commercial Power FrequenciesD 150 Test Methods for AC Loss Characteristics and Per-mittivity (Dielectric Constant) of Solid Electrical Insula-tionD 202 Test Methods for Sampling and T
7、esting UntreatedPaper Used for Electrical InsulationD 257 Test Methods for DC Resistance or Conductance ofInsulating MaterialsD 374 Test Methods for Thickness of Solid Electrical Insu-lationD 543 Practices for Evaluating the Resistance of Plastics toChemical ReagentsD 570 Test Method for Water Absor
8、ption of PlasticsD 756 Practice for Determination of Weight and ShapeChanges of Plastics Under Accelerated Service Condi-tions3D 774/D 774M Test Method for Bursting Strength of PaperD 882 Test Method for Tensile Properties of Thin PlasticSheetingD 1004 Test Method for Initial Tear Resistance of Plas
9、ticFilm and SheetingD 1204 Test Method for Linear Dimensional Changes ofNonrigid Thermoplastic Sheeting or Film at ElevatedTemperatureD 1434 Test Method for Determining Gas PermeabilityCharacteristics of Plastic Film and SheetingD 1435 Practice for Outdoor Weathering of PlasticsD 1505 Test Method fo
10、r Density of Plastics by the Density-Gradient TechniqueD 2176 Test Method for Folding Endurance of Paper by theM.I.T. TesterD 2305 Test Methods for Polymeric Films Used for Elec-trical InsulationD 2863 Test Method for Measuring the Minimum OxygenConcentration to Support Candle-Like Combustion ofPlas
11、tics (Oxygen Index)D 3417 Test Method for Enthalpies of Fusion and Crystal-lization of Polymers by Differential Scanning CalorimetryD 3420 Test Method for Pendulum Impact Resistance ofPlastic FilmD 3636 Practice for Sampling and Judging Quality of SolidElectrical Insulating MaterialsD 3755 Test Meth
12、od for Dielectric Breakdown Voltage andDielectric Strength of Solid Electrical Insulating MaterialsUnder Direct-Voltage StressD 3985 Test Method for Oxygen Gas Transmission RateThrough Plastic Film and Sheeting Using a CoulometricSensorD 6054 Practice for Conditioning Electrical Insulating Ma-terial
13、s for Testing1This specification is under the jurisdiction of ASTM Committee D09 onElectrical and Electronic Insulating Materials and is the direct responsibility ofSubcommittee D09.07 on Flexible and Rigid Insulating Materials.Current edition approved March 1, 2004. Published April 2004. Originally
14、approved in 1978. Last previous edition approved in 2000 as D 3664 - 00.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe AS
15、TM website.3Withdrawn.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.E96 Test Methods for Water Vapor Transmission of Mate-rialsE 252 Test Method for Thickness of Thin Foil and Film byWeighing2.2 IEC Standards:4IEC 6067432 Specifica
16、tion for plastic films for electricalpurposesPart 3: Specifications for individualmaterialsSheet 2: Requirements for balanced biaxiallyoriented polyethylene phthalate (PET) films used forelectrical insulation3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 shiner, nas related t
17、o dielectric films, a protrusionof material beyond the plane of either edge of the roll.3.1.2 space factor, nas related to dielectric films,ameasure of surface roughness of film expressed by the follow-ing equation:Space factor 5 100 Tb2 Tg# Tg#21(1)where:Tb= bulking thickness determined using Test
18、MethodsD 374, andTg= gravimetric thickness determined using Test MethodE 252.Space factor is expressed as %.TABLE 1 Physical, Mechanical, and Electrical Requirements for Biaxially Oriented Polyethylene Terephthalate Capacitor Film (25.4 mor less in thickness)ATensile PropertiesTensile strength modul
19、us, and elongation, MD and TD:NominalThickness,mTensileStrength,min, MPAMD and TDBreakElongation,%minTensileModulusmin, MPaMD and TDMD TD1.5 110 40 20 24101.8 110 40 20 24102.0 110 . 30 24102.5 117 . 35 24103.0 131 . 35 24103.5 131 . 35 27164.0 131 45 27165.0 138 . 40 31036.0 138 . 40 31038.0 145 .
20、45 310310.0 145 . 50 310312.0 145 . 60 310319.0 145 . 60 275923.0 145 . 65 2759Insulation resistance and conducting paths:Nominal Thickness, m Insulation Resistance, min MV at 125C Conducting Paths, max No. per m21.5 1000 .1.8 1000 .2.0 1000 .2.5 850 .3.0 850 .3.5 850 1284.0 825 1075.0 825 866.0 800
21、 648.0 600 5310.0 600 4312.0 600 2219.0 500 1123.0 400 11Permittivity, 23C, 50 % RH:60 Hz 3.2 6 0.11 kHz 3.2 6 0.1Dissipation factor, max 23C: 60 Hz 1 kHz2.0 to 4.0 m thick 0.006 0.0085.0 to 25.0 m thick 0.004 0.006Thickness, m:NominalThickness,mAverage Thickness per Single-Slit RollBased on Roll We
22、ight Ten-Sheet Stackmin max min max4Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036.D3664042TABLE 1 Continued1.5 1.48 1.62 . .1.8 1.61 1.89 . .2.0 1.79 2.11 1.50 3.002.5 2.30 2.70 2.03 3.563.0 2.71 3.19 2.54 4.063.5 3.10 3.69 3.05 4.574.0 3.7
23、2 4.28 3.81 5.335.0 4.65 5.25 4.57 6.106.0 5.64 6.36 5.59 7.118.0 7.52 8.48 7.62 9.14NominalThickness,mAverage Thickness per Single-Slit Roll, mBased on Roll Weight Ten-Sheet Stackmin max min max10.0 9.40 10.60 9.40 11.4312.0 11.28 12.72 11.43 13.4619.0 18.05 19.95 17.78 20.3223.0 21.85 24.15 21.84
24、24.89Width tolerance, variation from nominal, mm:less than 76 mm 60.276 to 152 mm 60.4over 152 to 456 mm 60.8over 456 mm 61.6Density, 23/23C, g/cm3B1.385 to 1.410Melting point, min, C 252Shrinkage, max, MD and TD at 150 6 1C, % 3.0 MD, 2.0 TDDielectric breakdown voltage, dc:Criticaltestvoltage,VNumb
25、er of capacitors that must survive the critical test voltage per 20 capacitorsCThickness, m1.5 1.8 2.0 2.5 3.0 3.5 4.0 5.0 6.0 8.0 10.0 12.0 19.0 23.0100 18200 17 18 18300 17 18400 17500 17 19600 17 19 19800 191000 18 191200 181600 181800 182200 18 19Min avgdc volt-age of20 ca-pacitors100 175 200 30
26、0 500 600 700 900 1500 2000 2400 2800 3700 4000ASee Section 9 for Test Methods.BUse 1,3-dibromopropane and n-heptane for preparing density gradient tube. Warningn-heptane is flammable and volatile.CThis number has been statistically determined. Normally it will be met by any group of 20 capacitors.
27、However, to definitely prove statistically that the specified numberhas been met for any mill roll lot of materials, it will be necessary to wind 60 capacitors from 3 slit rolls (20 from rolls A and B, 20 from rolls B and C, and 20 from A andC). If the average of the 3 groups is lower than the allow
28、able number, the material is rejectable.Aqueous extract conductivity, max, S/cm 2Acidity, max, milliequivalents/g 0.0024. Classification4.1 This specification covers the following:4.1.1 Type Ihaving smooth surfaces (space factor 47569Tear strength:MPapsi12.41800Impact strength:J/mmJ/mil96.42.5Fold e
29、ndurance, cycles 14 000Color or clarity clear to translucentMoisture absorption, % 10E1523C, 50 %RHAIf these are to be specified, they are subject to agreement between thepurchaser and the manufacturer.BSee Section 9 for test methods.D3664046ASTM International takes no position respecting the validi
30、ty of 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 subjec
31、t to revision 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 Headquarte
32、rs. Your 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
33、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).D3664047
