ARMY A-A-3129 B-2009 CUSHIONING MATERIAL FLEXIBLE OPEN CELL PLASTIC FILM (FOR PACKAGING APPLICATIONS)《(用于包装的)开 路电池弹性塑料薄膜垫料》.pdf
《ARMY A-A-3129 B-2009 CUSHIONING MATERIAL FLEXIBLE OPEN CELL PLASTIC FILM (FOR PACKAGING APPLICATIONS)《(用于包装的)开 路电池弹性塑料薄膜垫料》.pdf》由会员分享,可在线阅读,更多相关《ARMY A-A-3129 B-2009 CUSHIONING MATERIAL FLEXIBLE OPEN CELL PLASTIC FILM (FOR PACKAGING APPLICATIONS)《(用于包装的)开 路电池弹性塑料薄膜垫料》.pdf(7页珍藏版)》请在麦多课文档分享上搜索。
1、 NOT MEASUREMENT SENSITIVE A-A-3129B June 17, 2009 SUPERSEDING A-A-3129A March 28, 2003 COMMERCIAL ITEM DESCRIPTION CUSHIONING MATERIAL, FLEXIBLE OPEN CELL PLASTIC FILM (FOR PACKAGING APPLICATIONS) The General Services Administration has authorized the use of this commercial item description, for al
2、l federal agencies. 1. SCOPE. This commercial item description (CID) covers flexible, open cell, heat sealable, noncorrosive, plastic film for use in cushioning and wrapping applications. 2. CLASSIFICATION. The material covered by this commercial item description shall be of the following types, cla
3、sses, styles and grades, as specified below and in 7.4. 2.1 Types. Type I - Cushioning applications, nominal thickness not less than 6.4 mm (1/4 inch) Type II - Wrapping applications, nominal thickness less than 6.4 mm (1/4 inch) 2.2 Styles. Style A - Perforated Style B - Nonperforated FSC 8135 Bene
4、ficial comments, recommendations, additions, deletions, clarifications, etc. and any other data that may improve this document should be sent to: Chief, LOGSA Packaging, Storage, and Containerization Center, ATTN: AMXLS-AT-P, 11 Hap Arnold Boulevard, Tobyhanna, PA 18466-5097 or e-mailed to toby.ptus
5、.army.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-3129B 2.3 Classes. Class 1 - Without reinforcing top film Class 2 - With reinforcing top film 2.4 Grades. Grade A - Regular Grade B - Static dissipative 3. SALIENT CHARACTERISTICS 3.1 Con
6、struction. The material shall be constructed of a flexible polyethylene or similar plastic film with uniformly distributed open cells structured to provide cushioning without relying on encapsulated air. The Class 2 material shall have an additional attached top film that allows impacts to be spread
7、 over a number of cells. The film shall be attached in the way that allows for cell-to-cell transfer of any air not escaping through openings on the cell side of the material, thus allowing for a dampening effect. The material shall be sufficiently transparent to permit reading of 10- point type thr
8、ough a single layer of material when held directly behind and touching the material. The material shall be heat sealable, corrosion resistant and flexible at low temperatures in accordance with normal commercial practice. 3.1.1 Chlorofluorocarbon and Halon Free. The manufacturing processes for the m
9、aterial shall be chlorofluorocarbon (CFC) and halon free. Material Safety Data Sheets (MSDS) indicating conformance shall be provided. (See 4.1). 3.1.2 Use of Carcinogenic Agents. The use of carcinogenic agents in the manufacture/fabrication of packaging materials in a concentration of greater than
10、0.1% is prohibited (see 7.3). MSDS indicating conformance shall be provided. (See 4.1). 3.2 Form. The material shall be furnished in continuous length rolls or sheets, in nominal thickness, as specified. When Style A is specified, the rolls or sheets shall be perforated at specified distances. 3.3 D
11、imensions. Rolls and perforated rolls shall be not less than the specified length. The width shall be as specified, with a tolerance of 6.4 mm (plus or minus 1/4 inch). When Style A is specified, the perforations shall be not more than 6.4 mm (1/4 inch) apart and of a size such that the material can
12、 be easily separated at the perforations. The tolerance for the distance between the rows of perforations in Style A material shall be 6.4 mm (plus or minus 1/4 inch). 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A3129B 3.3.1 Thickness. The th
13、ickness of the material shall be as specified, with the tolerance of 1.3 mm (plus or minus 0.05 inch), when tested in accordance with ASTM D 2221, Standard Test Method for Creep Properties of Packaging Cushioning Materials. The material used for cushioning applications, Type I, shall have a nominal
14、thickness of not less than 6.4 mm (1/4 inch) thick. The material used for wrapping applications, Type II, shall have a nominal thickness less than 6.4 mm (1/4 inch). 3.4 Workmanship. The material shall be free from cracks, cuts, holes, chafed spots, or other imperfections that may impair its appeara
15、nce and serviceability. It shall be free from dirt, mold release compounds, contamination, or other foreign matter. 3.5 Shelf Life. This CID covers items where the assignment of a Federal shelf life code is a consideration. 3.5.1 Specific shelf-life requirements shall be specified in the contract or
16、 purchase order, and shall include, as a minimum, shelf life code, shelf life package markings in accordance with FED-STD-313 (Material Safety Data, Transportation Data for Hazardous Materials Furnished to Government Activities), preparation of a Materiel Quality Control Storage Standard including e
17、xtension criteria for Type II (extendible) shelf life items, and a minimum of 85% shelf life remaining at time of receipt by the Government. The shelf- life codes are contained in the Federal Logistics Information System total Item Record. 3.5.2 The manufacturer is required to provide test data and
18、to certify that after 36 months of storage under normal warehouse conditions (temperature 45 degrees Fahrenheit to 120 degrees Fahrenheit and 20% to 90% RH), the Grade B material having the same nomenclature and manufactured under comparable conditions will be able to pass the electrostatic decay ti
19、me and the surface resistivity tests of paragraphs 3.6.2 and 3.6.3 respectively. 3.6 Physical Properties. The material shall pass the applicable requirements specified below. 3.6.1 Creep (Type I). The creep shall be not more than 10% when tested after 7 days, in accordance with ASTM D 2221, using a
20、load of 0.25 + or 0.005psi. 3.6.2 Electrostatic Decay Time (Grade B). The electrostatic decay time shall be not more than 2.0 seconds when tested in accordance with MIL-STD-3010, Test Procedures for Packaging Materials, method 4046 (12 days oven and 24 hours water shower test not required). 3 Provid
21、ed by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-3129B 3.6.3 Surface Resistivity (Grade B). The surface resistivity, expressed to 3 significant figures, shall be greater than or equal to 1.00 x 105 and less than 1.00 x 1012 ohms per square when tested i
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