1、PPP-C- 1797A1 September 1982SUPERSEDINGPPP-C-179 726 July 1972IIFEDERAL SPECIFICATIONCUSHIONING MATERIAL , RESILIENT, LOW DENSITY,UNICELLULAR , POLYPROPYLENE FOAMl%is specification was approved by the Commissioner,Federal Supply Service, General Services Administration,for use of all Feral agencies.
2、1. SCOPE AND CLASSIFICATION1.1 g. This specification covers a low density, resilient,unicellular (closed cell) polypropylene foam material for use in cushion-ing and packing appliationa. It is useful throughout a temperaturerange from -65 F (-54 C) to 160F (71C) (see 6. 1).1.2 Classification. Polypr
3、opylene foam cushioning material shallbe of the following types, aa specified (see 6. 1):Type I - For general cushioning applicationsType 11 - For electrostatic protective cushioning applications2. APPLICABLE DOCUMENTS2.1 Government publicaciona. The following documents, of theissues in effect on da
4、te of invitation for bids or request for proposal,form a part of this specification to the extent specified herein.Federal SpecificationsL-P-378UU-P-268PPP-B-601PPP-B-636PPP-B-640Federal StandardsFRD-STD-101FED-STD-123Plastic Sheet and Strip, Thin Gauge.PolyolefinPaper, Kraf t, WrappingBoxes, Wood,
5、Cleated PlywoodBox, Shipping. FiberboardBox, Fiberboard, Corrugated, Triple-WallTest Procedures for Packaging MaterialsMarking for Shipment (Civil Agencies)FSC 8135IProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-P.PP-C-1797A(Activities outside the F
6、ederal Government may obtain copies ofI Federal specifications, standards, and commercial item descriptions asoutlined under General Information in the Index of Federal Specifica-1 tions, Standards and Commercial Item Descriptions. The Index, whichI includes cumulative bimonthly supplements as issue
7、d, is for sale cm asubscription basis by the Superintendent of Documents, U. S. GovernmentPrinting Office, Washington, DC 20402.(Single copies of this specification, and other Federal specifica-tions and commercial item descriptions required by activities outside theFederal Government for biddig pur
8、poses are available without charge fromGeneral Services Administration Business Service Centers in Boston, MA;New York, NY; Philadelphia, PA; Washington, DC; Atlanta, GA; Chicago, IL;Kansas City, MO; Fort Worth, TX; Houston, TX; Denver, CO; San Francisco,CA; Los Angeles, CA; and Seattle, MA.(Federal
9、 Government activities may obtain copies of Federal stan-dardization documents and che Index of Federal Specifications, Standardsand Commercial Item Descriptions from established distribution points intheir agencies. )Military SpecificationsMIL-B-2219 1 Barrier Material, Transparent, Flexible,Heat S
10、ealableMilitary StandardsMIL-STD-105 Sampling Procedures and Tables forInspection by AttributesMIL-sTD-129 Marking for Shipment and Storage(Copies of military specifications and standards required by con-tractors in connection with specific procurement functions should beobtained front the procuring
11、 activicy or as directed by the contractingoff icer. )2.2 Other publications. The following documents form a part ofthis specification to the extent specified herein. The issues of thedocuments which are indicaced as DoD adopted shall be the issue listed inthe current DoDISS and the supplement there
12、to, if applicable.National Motor Freight Classification(Application for copies should be addressed to the American TruckingAssociation, Inc. , Traffic Department, 1616 P Street, N.W. , Washington,DC 20036. )Uniform Freight Classification(Application for copies should be addressed to the Uniform Clas
13、-sification Committee, Room 1106, 222 South Riverside Plaza, Chicago, lL60606. )2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-PPP-C-1797A(Industry association specifications and standards are generallyavailable for reference fram libraries. They a
14、re also distributed amongtechnical groups and using Federal agencies. )3. REQUIREMENTS3.i First article inspection. When specified , a sample shall besubjected to first article inspection (see 6.3 and 6.2).3.2 Materials. The cushioning material shall be made from lowdensity, resilient, unicellular (
15、closed cell) polypropylene foam materialand by such processes as to assure compliance with this specification.3.2.1 Certification. men specified (see 6.2) , the contractorshall submit certification that the material does not support active moldgrowth, has not been treated with fungicide or other tox
16、ic materials, andthe blowing agent is nonf lammsble and non-explosive.3.2.2 Recovered material. Recovered materials may be used to themnximum extent practicable consonant with the other requirements of thisspecification.3.3 g. The cushioning material shall be furnished in rolls,tear perforated rolls
17、, or flat cuts, as specified (see 6.2).3.3.1 Dimensions and tolerances.3.3. 1.1 . Unless otherwise specified, sizes of rolls shall beas follows (see 6.2) :Standard Roll Thickness (inches) /1/16(0.062) 3/32(0.093) 1/8(0.125) 3/16(0.187) 1/4(0,250)Length, 900 600 f+50 300 225feet fWidth, 72 72 72 72 7
18、2inches 31 4/-1/ Thickness shall be not leas than 95 percent of that specified.he 178, 3/16 and 1/4 inch material may be sheets spot bonded to providethe necessary thickness.Al Tolerance on length shall be -1 to +5 percent or 1/2 inch(whichever is the larger) of the specified length./ Widths from th
19、ree inches up to standard roll” widths may beobtained when specified (see 6.2) .Al Tolerance on width shall be +3 percent or 1 /4 inch (whicheveris the larger) .Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-PPP-C-179 7A3.3. 1.2 Tear perforated roll
20、s. The material shall be perforatedacross the width of the rolls at any of the intervals specified below(see 6.2) :Msterial Thickness(inches)Intervals between parallelrows of perforationsE! LJ1/163/321183/161/4i When specified,intervals (see 6.2) .3.3. 1.3 Flat cuts.order up to the limit ofantes.6,
21、12, 18, 24, or 366. 12, 18, 24, or 366, 12, 18, 24, or 3612. 24, or 3612, 24, or 36perforations may be obtained at other specialFlat cuts shall be as specified in contract orroll widths above with the applicable toler-3.4 Physical properties. When tested as specified in Section 4,the material shall
22、comply with the requirements indicated in Table 1.TABLE I. Physical properties.PropertiesDensity (lbs/ft3)Dustiness (percent)Blocking resistanceAbrasivenessCompression aet(percent)Contact corrosivityDimensional stability(percent)High and low temperatureapplicationWater absrption(lbs/ft )Electrostati
23、c properties(Type II only)Requirements0.5 - 1.10.5 max.Surfaces shall be easilyseparated with no evidenceof delamination or ruptureNo visible scratches15 max.No corrosion4.0 max. Im8.0 max. TDNo cracks or tears0.01 max.Decay rate shall notexceed 2.0 secondsParagraphreferences4.6.3.24.6.3.34.6.3.44.6
24、.3.54.6.3.64.6.3.74.6.3.84.6.3.94.6.3.104.6.3.113.5 Workmanshi. The cushioning msterial shall be manufactured ina msnner that will produce the high quality material necessary to meetthe requirements of this specification. The finished product shall beuniform and free from defects that could adversel
25、y affect its intendeduse.LProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-PPP-C- 1797A3.6 Color. Type I cushioning material shall be colorless. Type 11material shall be tinted (any color except yellow) for identification.3.7 Identification of materia
26、l. Each roll or package of flat cutsshall include a tag, label or sheet containing the following information:specification number, type, manufacturers name, manufacturersdesignation, month and year of manufacture, and lot number. Letter8 andfigures shall be clear, legible and a minimum of one eighth
27、 inch high.In addition, the identification medium for Type 11 material shall alsoinclude the word “ANTI-STAT. ”4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for inspection. Unless otherwise specified inthe contract, the contractor is responsible for the performance of allinspection requirements
28、as specified herein. Except as otherwise spec-ified in the contract, the contractor may use bis own or any otherfacilities suitable for the performance of tbe inspection requirementsspecified berein, unless disapproved by the Government. The Governmentreserves the right to perform any of the inspect
29、ions set forth in thespecification where such Inspectlone are deemed necessary to assure thatsupplies and services conform to prescribed requirements.4.2specified4.3Classification of inspection. The inspection requirementsherein are classified as follows:a. First article inspection (see 4.3) .b. Qua
30、lity conformance inspection (see 4.4).First article inspection. The first article inspection shallconsist of examination and tests for all of the requirements of thisspecif icatlon. The inspection shall be performed by the first articleinspection laboratory designated by the contracting officer (see
31、 6.2) .When specified, first article inspection shall be conducted by tbecontractor in che presence of a Government representative designated bythe contracting officer. Approval of the first article inspection sampledoes not preclude the requirements for performing the quality conformanceinspection.
32、 First article inspection may be waived when the acquiringactivity or contract administration activity has data or other evidenceto indicate that prior successful first article inspection has beenconducted.4.3.1 First article samples. When specified by the contractingofficer (see 6.2) , the contract
33、or shall submit a firss article sample ofsufficient material to conduct all tests required by this specification.The sample shall be produced by the contractor using the same productionprocesses, procedures, and equipment used in fulf Illing the contract.Prior to submission the contractor shall insp
34、ect the sample to assurethat it conforms to the requirements of the contract and shall submit arecord of this inspection. A first article sample shall be submitted, asdirected by the contracting officer, wherever a change occurs in theProvided by IHSNot for ResaleNo reproduction or networking permit
35、ted without license from IHS-,-,-PPP-c- 1797Amanufacturing process or material used such as to significantly affectproduct uniformity or performance as determined by the Government.Failure of the first article sample to meet all the requirements of thespecification shall be cause for rejection.4.4 a
36、lity conformance inspections. Quality conformance inspectionsshall consist of examinations listed in 4.5 and tests listed in 4.4.1.Unless otherwise specified, the testing inspection of 4.4.1 shall beperformed in accordance with MIL-STD-105 at an AQL of 4.0 defects per 100units.4.4. L Quality conform
37、ance testin. Quality conformance tests shallconsist of the following:Tests Reference paragraphThickness 4.6.3.1Density 4.6.3.2Dustiness 4.6.3.3Abrasiveness 4.6.3.54.4.2 Inspection lot. A quality conformance inspection test lotshall consist of either 125 rolls of material or gll a75aterial man” fact”
38、 redby the same process from the same components during one production run,whichever is the lesser.4.h.3 . The sample “nit for quality conformance testingshall be one roll or equivalent square yardage of flat cuts. Sufficientmaterial shall be withdrawn from each roll or package of flat cuts toconduc
39、t quality conformance tests. The number of sample units forquality conformance testing shall be as follows:Lot size in rolls125 or less126 to 375376 to 750751 to 15004.5 End item examination.acquiring activity, examinationSample units1234Unless otherwise specified by theOf the end item shall be in a
40、ccordancewih the-list of defects and Acceptable Quality Levels (AQLS) set forthin 4.5.1, 4.5.2 and 4.5.3. The Government reserves the right to requireexamination for anv defect prohibited in Section 3 or in the contract orpurchase order eve; though it is not listed below, and to classify suchdefects
41、 in accordance with the definitions contained in MIL-STD-105.Facilities shall be made available co the Quality Assurance Represe”ta-cive for conducting the examinations prescribed herein.L 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-PPP-C- 1797A
42、4.5.1 Examination of the end item for defects in appearance andworkmanship. Examinations shall be in accordance with MIL-STD-105 withan inspection level of S-3 and AQL of 4.0 defects per 100 units. Thesample unit for this examination shall be one square yard or equivalentsquare yardage of flat cuts.
43、 Sufficient rolls shall be selected atrandom so that by examining approximately 10 yards per roll, the requiredsample yardage will be obtained. For examination of flat cuts, samplesshall be scored only once for each occurrence within a square yard.EXAMINE DEFECTSForm Not rolls, noc tear perforated r
44、ollsor not flat cuts as specified.Cleanness Not clean, presence of foreign matter(does not apply to outer convolutionof roll) .Workmanship Cuts or splits. Perforated rolls willnot tear uniformly in the transversedirection of the roll.Construction Not uniform - cracks, folds, foreignmatter.Identifica
45、tion Markings incomplete. Markings notof material legible. Markings less than oneeighth inch high. Type II materialnot tinted.NOTE: Spot bonding marks on l/8, 3/16 and 11 inch a75aterial are notdefects.4.5.2 Examination of the end item for defects related to the rollor package of flat cuts. Examinat
46、ions shall be in accordance withMIL-STD-105 with an inspection level of s-3 and an AQL of 4.0 defects per100 units. The sample unit for this examination shall be one roll or onepackage of flat cuts.EXANINE DEFECTSUnwinding of rolls When unwound, material sticks togetherto the extent that unrolling c
47、ausestearing or injury to surfaces.Material badly telescoped.Roll crushed. Core crushed.Roll, tear perforatedroll, or flat cutwidthMore or less than specified width by 3pet-cent or 14 inch (whichever is thelarger) .Provided by IHSNot for ResaleNo reproduction or networking permitted without license
48、from IHS-,-,-PPP-C-179 7AExAMINE DEFECTSFlat cut length or length More than specified length by 5of perforated section percent or 1/2 inch (whicheverlarger).is theRoll lengthLess than specified length by o“.?percent or 1/2 inch (whichever is thelarger) .More than specified length by 5percent or 1/2
49、inch (whichever islarger) .Less than specified length by onepercent or 1/2 inch (whichever islarger) .and bundle of flatcuts) , and the sample unit for this examination shall be one shippingcontainer.ExAMINE DEFECTSPreservation Not level specified; not in accordance(as applicable) with contract requirements.Flat cuts not wrapped in bundles asspecified.Packing(as applicable)Packaging MarkingsPackaging material noc as specif
