AIR FORCE A-A-3174-1998 PLASTIC SHEET POLYOLEFIN《塑料片 聚烯烃》.pdf

1、Type I -Te II -Type III -Type IV -COMMERCIAL ITEMPLASTIC SHEET,METRICA-A-3174October 15, 1998DESCRIPTIONPOLYOLEFINThe General Services Administration has authorized the use of thiscommercial item description by all Federal agencies.1. SCOPE AND CLASSIFICATION1.1. Scone. This document covers requirem

2、ents for polyolefin film.Polyolefin film covered by this document is intended for use ingeneral purpose packaging applications where a high degree of waterresistance, moderate moisture vapor resistance, and dust “protectionare desired. The item is not intended for use in special packagingapplication

3、s where special grease or oil resistance properties may berequired. The class 1 film is intended to be used in buildingmaterial shrouds and similar non-food applications. The class 2 filmis intended to be used in food contact and wrapping applications.1.2. Classification. For the purpose of this doc

4、ument, thepolyolefin film shall be classified as follows:Te V -Type VI -Class 1 -Class 2 -Class 3 -Class 4 -Grade A -Grade B -Grade C -Finish 1 -Finish 2 -Normal strength polyethyleneHigh strength polyethylenePolypropyleneHeat shrinkable polyethyleneHeat shrinkable weather resistant polyethyleneHigh

5、 density polyethyleneFor non-food applicationFor use in contact with foodBiaxially orientedpreferentially orientedLow slipMedium slipHigh slipUntreatedTreatedBeneficial comments, recommendations, additions, deletions, clarifications, etc.and any data which may improve this document, should be sent t

6、o: General ServicesAdministration, Federal SupPly Service, 26 Federal Plaza, New York N.Y. 10278ATTN: Engineering Branch (2FYEE)FSC 8135Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-IIA-A-31742. SALIENT CHARACTERISTICS2.1. Construction.2.1.1. Tvoes

7、 I length of 2 o; more rolls shall be not less than 99%of specified length. Each roll shall have no more than 3 splices andeach piece shall be not less than 10 in length.2.3.3. Core Size. The film shall be furnished on cores having alength equal to or up to 1“ longer than the actual width or thefold

8、ed width of the film as furnished. Unless otherwise specified,the inside diameter of the core shall be not less than 1-1/2” normore than 6-1/4”.2.3.4. Dimensions of Sheets. Length and width of sheets shall be asspecified with the tolerance of * 3%.2.4. Finish. When specified, that printing on film i

9、s required, thefilm shall be Finish 2 meeting the physical requirement for WettingTension.2.5. Materials. When specified that the film is intended for use incontact with food, the material shall be Class 2 and shall conform tothe Federal Food, Drug, and Cosmetic Act, Food Additive Amendment, 21CFR P

10、aragraph 177.1520.2.6. Color. Unless otherwise specified, the film shall be of naturalcolor (colorless) and transparent.2.7. Workmanship. The workmanship shall be evaluated on the basis ofthe intended application of the material. The material shall beuniform in color, texture, finish, and other phys

11、ical properties andshall be free from cuts, cracks, holes, dirt, gels, or other defectswhich may impair its utility or appearance.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-3174I 2.8. Phvsical Reuu irements. The finished sheet or strip shall

12、 meetthe physical requirements specified in Table I.TAELE IPHYSICAL REQUIREMENTSPropertyDensity, (g/cm3)without additivesImpact Resistance,Grams, minimum0.006mm (0.00025,)o.o13mm (0.00050,)o.o19m (0.00075,)0.025mm (0.0010 ,)0.038mm (0.0015 ,)O.oslmm (0.0020 “)0.064mm (0.0025 ,)0.076rm (0.0030 11)o.l

13、o2mm (0.0040 ,)0.2.27mm (0.0050 t)0.152mm (0.0060 ,)0.178mm (0.0070 ,)0.203mm (0.0080 ,)0.229mm (0.0090 ,;)0.254mm (0.0100 ,)Tensile Strength,kPa (psi) ,minimum breakElongation, %minimum breakMD*TDHeat sealability,t minimumType I0.910to0.94040658510512516520524528532536540511S00(1700)22535060ZYE&L0.

14、910to0.9407510513516519525529530534538543047511800(1700)22535060rype III0.ss5to0.90531100(4500)20020060C&%0.910to0.94018001700)22535060Vhv0.910to0.94013200(1900)30035060D!12Qzhigherthan0.94018355370105140.17521027600(4000)20030060TestASTM D1505orASTM D792ASlT4 D1709(method A)ASTM D882(method A)ASTM

15、D882(method A)ASTM F88Fin SealMethoda71IProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-IA-A-3174TABLE I (continued)150300200400250500300600350700400800450900500100055011006001200ASTM D1922Tear Resistance,Grams, minimum0.025mm (0.0010”) MD* 150150200

16、200250250300300350350400400450450500500550550600600u o.038m (0.0015”o.053.mm(0.0020”0.064mm (0.0025”TDMOTDMDTDMDTD0.076mm (0.0030”) MDT12O.lozm (0.0040”) MDTO0.127mm (0.0050”) MDTD0.152mm (0.0060”) MDTDo.178m (0.0070”) MDTD0.203mm (0.0080”) MDTDFilm shrinkage, MD*% minimum TrlwVTR, maximum,g/m2a24hr

17、, Class 2ASTM D27323030402.00.006mm (0.00025”)o.o13m (0.00050”)o.o19mml (0.00075”)86.843.429.021.714.410.98.77.3AST1-1F372orASTM E96desiccantmethod6.4,0.2.5.5.2.4.0.16.94.73.93.63.22.52.20.80.50.23526.420.215.52.2.410.16.94.73.93.63.22.52.20.80.50.235 350.025mm (0.0010 “)o.038m (0.0015 “)O.oslm (0.0

18、020 “)0.064mm (0.0025“)0.076mm (0.0030“)O.lozm (0.0040“)0.2.27mm(0.0050“)0.152mm (0.0060 “)o.178m (0.0070 “)0.203mm (0.0080 “)0.229mm (0.0090“)0.254mm (0.0100!)s11P, m=lmumGrade A1.Grade BASTM D1894Grade CWettinq Tension,ASTM D2578minimum, dynes/cma71 (Finish 2)35 35 355Provided by IHSNot for Resale

19、No reproduction or networking permitted without license from IHS-,-,-:A-A-3174Footnotes to Table I:Where no value is specified, no requirement is applicablea71 MD/ml- Machine Direction/TransverseDirectionWVTR Water Vapor Transmission Rate3. PRODUCT CONFORMANCE. The product provided shall meet the sa

20、lientcharacteristics of this commercial item description. The quality ofthe product sold to the government shall be equal to or better thanthe quality of the product sold by the manufacturer in the commercialmarket. The government reserves the right to require proof of suchconformance.4. PACKAGING,

21、PACKING & MARKING. Unless otherwise specified in thecontract or purchase order, packaging/packinq shall be in accordancewith ASTM D 3951. Marking shall be as specified in the contract orpurchase order. In addition, each unit of issue for Class 2 materialshall be marked with the following: “ FOR FOOD

22、 CONTACT “5. REFERENCED DOCUMENTS: The issues of the referenced documents ineffect on the date of the solicitation for offers or request forproposals shall be used to determine conformance with therequirements of this Commercial Item Description.Copies of Federal specifications, standards, and comme

23、rcial item a71descriptions may be obtained through the Congressional Sales Office,U.S. Government Printing Office, Washington, DC 20402.Federal Government Activities may obtain copies of Federalstandardization documents and the Index of Federal Specifications,Standards and Commercial Item Descriptio

24、ns from establisheddistribution points in their agencies.ASTM methods may be obtained from theand Materials, 100 Barr Harbor Drive,6. NOTES.American SocietyWest Conshocken,for TestingPA 19428-2959.6.1. Orderinq data. Purchasers shall select the preferred optionspermitted herein and include the follo

25、wing information in procurementdocuments:6.1.1.6.1.2.6.1.3.6.1.4.6.1.5.6.1.8.Title, number, and date of this document.Type, class, grade, finish and nominal thickness.Color required, if applicable.Form, length and width required.Single thickness or lay flat tubing.Unit of issue.6Provided by IHSNot f

26、or ResaleNo reproduction or networking permitted without license from IHS-,-,-1a71I,06.1.6. Core size, if required.6.1.7. Packaging, packing & marking.6.2 List of NSNS:8105-00-191-37018105-00-191-37768105-00-191-39028135-00-579-64878135-00-579-64898135-00-579-64918135-00-584-06108135-00-584-06198135

27、-00-618-i7838135-00-855-3387MILITARY INTERESTCoordinating activitv:Army - GLCustodians :Army - GLNavy - SAAir Force - 69Review activities:Army - MD, AR, SMAir Force - 71, 82User activities:Army - EL, AVNavy - MC, ECA-A-3174PREPARING ACTIVITYGSA-FSSProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-