ASTM D6713-2001(2009) 374 Standard Specification for Extruded and Compression Molded Shapes Made from Poly(Vinylidene Fluoride) (PVDF)《由聚偏氟乙烯制成的挤制和压模制型材的标准规范》.pdf

1、Designation: D 6713 01 (Reapproved 2009)Standard Specification forExtruded and Compression Molded Shapes Made fromPoly(Vinylidene Fluoride) (PVDF)1This standard is issued under the fixed designation D 6713; the number immediately following the designation indicates the year oforiginal adoption or, i

2、n the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the requirements and testmethods for the material, dimen

3、sions, and workmanship, andthe properties of extruded sheet, rod and tubular bar manufac-tured from PVDF.1.2 The properties included in this specification are thoserequired for the compositions covered. Requirements neces-sary to identify particular characteristics important to special-ized applicat

4、ions may be described by using the classificationsystem given in Section 4.1.3 This specification allows for the use of recycled plastics(as defined in Guide D 5033).1.4 The values stated in English units are to be regarded asthe standard in all property and dimensional tables. Forreference purposes

5、, SI units are also included in Tables X andS-PVDF only.1.5 The following precautionary caveat pertains only to thetest method portions of this specification. This standard doesnot purport to address all of the safety concerns, if any,associated with its use. It is the responsibility of the user of

6、thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory requirementsprior to use.NOTE 1There is no similar or equivalent ISO standard. ISO 12086-1and ISO 12086-2 have pertinent information.2. Referenced Documents2.1 ASTM Standards:2D 256 Test Me

7、thods for Determining the Izod PendulumImpact Resistance of PlasticsD 638 Test Method for Tensile Properties of PlasticsD 790 Test Methods for Flexural Properties of Unreinforcedand Reinforced Plastics and Electrical Insulating MaterialsD 883 Terminology Relating to PlasticsD 1600 Terminology for Ab

8、breviated Terms Relating toPlasticsD 3222 Specification for Unmodified Poly(VinylideneFluoride) (PVDF) Molding Extrusion and Coating Mate-rialsD 3892 Practice for Packaging/Packing of PlasticsD 4000 Classification System for Specifying Plastic Mate-rialsD 5033 Guide for Development of ASTM Standards

9、 Relat-ing to Recycling and Use of Recycled Plastics32.2 ANSI Standard:4Z1.4-1993 Sampling Procedures and Tables for Inspectionby Attributes3. Terminology3.1 Definitions:3.1.1 regrind (plastic), na product or scrap such as spruesand runners that have been reclaimed by shredding andgranulating for us

10、e in-house. D 50333.1.2 For definitions of other technical terms pertaining toplastics used in this specification, see Terminology D 883 orGuide D 5033.3.2 Definitions of Terms Specific to This Standard:3.2.1 recycled-plastic shape, na product made from up to100 % post-consumer material.3.2.2 rod, n

11、an extruded solid cylindrical shape with aminimum diameter of116 in.3.2.3 sheet, nflat stock greater than and including 0.010in. thickness.3.2.4 tubular bar, nextruded annular shapes with mini-mum inside diameter of116 in., and a minimum wall of14 in.3.2.5 unmodified virgin plastic shape, na product

12、 pro-duced from virgin plastic, as furnished by a manufacturer, withno additives or processing aids.4. Classification and Material4.1 Product shape and size as defined in the applicablepurchase order.1This specification is under the jurisdiction of ASTM Committee D20 onPlastics and is the direct res

13、ponsibility of Subcommittee D20.20 on Plastic Products.Current edition approved Feb. 1, 2009. Published March 2009. Originallyapproved in 2001. Last previous edition approved in 2001 as D 6713 - 01.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service

14、at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn. The last approved version of this historical standard is referencedon www.astm.org.4Available from American National Standards Institute (ANSI), 25 W.

15、43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4.2 This specification covers product extruded and compres-sion molded as listed in Table S-PVDF. Products included inthe desi

16、gnations reference Specification D 3222 callouts whereapplicable.4.2.1 The type of PVDF shape product may be categorizedby type, grade and class depending on resin and filler compo-sitions as defined in Table S-PVDF.4.2.2 Each type of shape may be categorized into one ofseveral grades as follows:4.2

17、.2.1 Grade 1Unmodified VirginExtruded or com-pression molded product made using only 100 % virgin PVDFmaterial.4.2.2.2 Grade 2General PurposeExtruded or compres-sion molded product made using up to 20 % PVDF regrinddeveloped during internal processing steps may be used.4.2.2.3 Grade 3RecycledExtrude

18、d or compressionmolded product made using up to 100 % recycled PVDF resin.4.3 The type, class and grade is further differentiated basedon dimensional stability (elevated temperature excursion test),Table S-PVDF, and dimensional requirements, Tables A and B.4.4 Property Tables:4.4.1 Table S-PVDF may

19、be used to describe both extrudedor compression molded products.4.4.2 Table X may also be used to describe both extruded orcompression molded products not included in Table S-PVDFvia a cell callout that includes the applicable Table S-PVDFtype and specific properties (Designations 1-7).4.4.3 To faci

20、litate the incorporation of future or specialmaterials not covered by Table S-PVDF, the “as specified”category (00) for type, class and grade is shown in the tablewith the basic properties to be obtained from Table X, as theyapply.4.4.4 Reinforcements and Additive MaterialsA symbol(single-letter) wi

21、ll be used for the major reinforcement orcombination, or both, along with two numbers that indicate thepercentage of addition by mass with the tolerance as tabulatedbelow. This must be included in all Table X callouts.Symbol Material Tolerance (Based onthe Total Mass)C Carbon and graphite fiberreinf

22、orced62%G Glass-reinforced15 % glass content62%63%L Lubricants (for example,PTFE, graphite, and silicone)by agreement between thesupplier and the userM Mineral 62%R Combinations of reinforcementsor fillers, or both63 % for the totalreinforcement4.5 Callout DesignationA one-line system shall be usedt

23、o specify PVDF materials covered by this specification. Thesystem uses predefined cells to refer to specific aspects of thisspecification as illustrated below:4.5.1 Examples:4.5.1.1 Example 1Product made from unfilled virginPVDF:CELL CALLOUT: S-PVDF0111where:S-PVDF01 = product made from PVDF in acco

24、rdance withTable S-PVDF,1 = unfilled virgin class, and1 = general purpose grade product.4.5.1.2 Example 2Product made from 10 % carbon fiberblended with unmodified virgin PVDF resin:CELL CALLOUT: S-PVDF0100C10X3454430where:S-PVDF0100 = product made from PVDF in accordancewith Table S-PVDF,C10 = 10 %

25、 carbon fiber,X = Table X properties,3 = tensile strength (10,000 psi),4 = elongation at break (10 %),5 = tensile modulus (500,000 psi),4 = dimensional stability (0.4 %),4 = flexural modulus (550,000 psi),3 = Izod impact (1.0 ft-lb/in of notch), and0 = unspecified.4.5.2 These two examples illustrate

26、 how an on-line, alpha-numeric sequence can identify the product composition, com-mercial parameters and physical characteristics of extruded orcompression molded product. A space must be used as aseparator between the specification number and the typedesignation. No separators are needed between ty

27、pe, class andgrade. When special notes are to be included, such informationshould be preceded by a comma. Special tolerances must benoted at the time of order and are inserted after the grade inparenthesis and preceded by a comma.5. Property Requirements5.1 The physical property values listed within

28、 this specifi-cations tables are to be considered minimum specificationvalues. Any requirement for specific test data for a givenproduction lot should be specified at the time of order. Physicalproperties for products not yet included in Table S-PVDF maybe specified using Table X for extruded or com

29、pression moldedproducts.6. Dimensional Requirements6.1 The type, class and grade is differentiated based ondimensional stability (elevated temperature excursion test),Table S-PVDF and dimensional requirements, Tables A and B.Products shall be produced within commercial tolerances andwith the lowest

30、stress levels for machined parts as delineated inTablesAand B for extruded and compression molded products.6.2 Tubular bar dimensions shall be supplied in the unfin-ished condition, unless otherwise specified at time of ordersufficient to finish to the nominal dimension ordered.6.3 The maximum allow

31、able camber or bow, or both, shallbe within the limits referenced in Tables A and B.7. Workmanship, Finish and Appearance7.1 AppearanceThe color of products shall be as pub-lished by the shapes manufacturer. They shall be uniform incolor throughout the thickness. Specific colors and color-matching o

32、nly agreed to by order. Physical properties may beaffected by colors.7.2 FinishAll products shall be free of blisters, wrinkles,cracks, gouges and defects that restrict commercial use of theD 6713 01 (2009)2product. A special surface finish shall be supplied only whenspecified in the purchase order

33、or contact.7.3 DefectsAll products shall be free of voids, dirt,foreign material and embedded particles exceeding132 in.maximum diameter as defined in 7.3.1.7.3.1 The criteria for determining internal cleanliness shallbe external visual inspection. A maximum number of twointernal defects per square

34、foot of sheet and one foot length ofrod and tubular bar shall be allowed. Clusters of defects lessthan132 in. diameter are to be counted as a single defect.8. Sampling8.1 Sampling shall be statistically adequate to satisfy therequirements of this specification as applicable (see ANSIZ1.4-1993).8.2 F

35、or purposes of sampling, an inspection lot for exami-nation and tests shall consist of all material of the same type,class, grade, and nominal size submitted for inspection at onetime.9. Number of Tests9.1 Routine lot inspection shall consist of all criteria speci-fied in the applicable product tabl

36、es.9.2 The criteria listed in these product tables and definitionsare sufficient to establish conformity of the sheet, rod or tubularbars to this specification. When the number of test specimensis not stated in the test method, a single determination may bemade. If more than single determinations an

37、d separate portionsof the same sample are made, the results shall be averaged. Thefinal result shall conform to the requirements prescribed in thisspecification.10. Test Conditions10.1 Conditioning of SpecimensThe specification valuesand dimensions are based on conditioning techniques outlinedin Pro

38、cedure A of Practice D 618.10.2 Standard TemperatureThe tests shall be conducted atthe standard laboratory temperature of 73.4 6 3.6F (23 62C) and 50 6 5 % relative humidity.11. Test Methods11.1 Test tensile strength at break, and tensile modulus(tangent) in accordance with Test Method D 638, at the

39、 rate of0.2 in./min.11.1.1 Test all plate specimens in accordance with Type I ofTest Method D 638.11.1.2 Test all rod specimens in accordance with TestMethod D 638.11.2 Dimensional Stability:11.2.1 Specimen Preparation (A Minimum of Three TestSamples Required).11.2.1.1 Rods and Tubular BarPrepare ea

40、ch specimen bycutting a 1.5 in. long slice using a coolant and good machiningpractices to a length of 1.000 6 0.005 in. Each end of thespecimen shall have machined surfaces.11.2.1.2 PlateEach specimen shall consist ofa2in.diameter disc machined from the flat (diameter shall equal testspecimen thickn

41、ess with a minimum of 2.0 in.). The same careshall be used in the machining as described in 11.2.1.1. Thethickness of the specimen shall be that of the original flat fromwhich it was cut, no machining being done on the top orbottom faces.11.2.2 Testing ProcedureMeasure the outside diameterand thickn

42、ess of the specimen as applicable at 73.4 6 1.8F (236 1C) to the nearest 0.0001 in. All measurements shall bedone on the centerline and 90 degrees from the centerline forplate. Also take measurements for thickness halfway to center,and for diameter at mid-point. Place the specimen in a bathconsistin

43、g of polyalkene glycol or an air circulating ovenheated to 280 6 5F (121 6 3C). After 6 h, allow thespecimen to slowly cool to room temperature at a rate not toexceed 40F (22C)/h. Measure the specimen at 73.4 6 1.8F(23 6 1C) and calculate the percent change in each dimen-sion.11.3 Lengthwise Camber

44、and Widthwise Bow:11.3.1 Make all measurements for camber and bow usingthe maximum distance rod, sheet or plate deviates from thestraight line extended from edge to edge when measured inaccordance with 11.3.2. The shape shall be oriented such thatthe weight of the product does not influence the resu

45、lts.11.3.2 Rod and Plate:11.3.2.1 RodLay rod on its side and measure it withconcave side facing a straight edge. Measure camber from thestraight edge to the maximum concave point on the rod.Camber may not exceed the values of Table A.11.3.2.2 PlatePlate shall not exceed the requirements ofTable B on

46、 the lengthwise ends and widthwise edges when laidon a flat surface (crown side up).11.4 Squareness (Based ona4ftNominal Length):11.4.1 Measure and compare diagonal lengths (corner tocorner). Accept the product if the difference is116 in. or lessand the measured minimums diagonal meets the following

47、requirements:11.4.1.1 1 ft wide is 4912 in. minimum.11.4.1.2 2 ft wide is 5334 in. minimum.11.4.1.3 4 ft wide is 68 in. minimum.11.4.2 If the diagonal difference exceeds116 in., proceed tomeasure the gap (that is, the deviation froma2ftsquare). Themaximum allowable gap shall not exceed18 in. except

48、for the1 ft wide sizes of sheet and plate which should not exceed116in.11.5 Test flexural modulus in accordance with Test MethodD 790, specimen14 in. thick maximum, testing speed 0.11in./min.11.6 Test Izod impact in accordance with Test MethodD 256, Method A, Fig 4, notched,14 in. thick maximumspeci

49、men.12. Certification12.1 When requested at the time of order, the purchasershall be furnished a certification that the lot is made from therequired PVDF plastic (percent recycle, if applicable) andmeets the requirements of this specification.13. Packing, Packaging and Package Materials13.1 All packing, packaging and marking provisions ofPractice D 3892 shall apply to this specification.D 6713 01 (2009)314. Ordering Information14.1 All shapes covered by this specification shall beordered using the proper callout designation (see 4