1、A-A-3270 9999974 O370763 824 = pH Compression shear strength, maple blocks, kPa (psi) Tension shear strength, birch plywood, kPa (psi) METRIC A-A-1270 Method B 4 6 ASTM E 70 17200 - ASTM D 905 (2500) 2750 (400) - ASTM D 906 Amil 16. 1996 SUPERSEDING MMM-A-18OC CI A August 6,1979 COMMERCIAL ITEM DESC
2、RIPTION ADHESIVE, POLYVINYL ACETATE EMULSION, GENERAL PURPOSE The General Services Administration has authorized the use of this commercial item description as a replacement for Federal Specification MMM-A-? 80C Class A, for all Federal Agencies. 1. SCOPE. This commercial item description covers a n
3、onflammable, nontoxic, water based polyvinyl acetate emulsion (also known as White glue), that dries clear to form strong bonds on almost all porous and semi-porous materials. This adhesive is for general office or household indoor use for bonding lightweight fabrics, paper, light wood or bookbindin
4、g. 2. SALIENT CHARACTERISTICS 2.1 Appearance and application properties. The adhesive, in a freshly opened container shall be smooth, uniform and free from lumps, skins or foreign matter. It shall flow and spread evenly and smoothly when applied by brushing, roller coating or dipping. 2.2 The produc
5、t shall meet the requirements in Table I. TABLE I . tests listed will be used in case of dispute %mm thick basswood may be used in lieu of birch piywced. 2.3 Prohibited material. The product shall not contain (other than trace impurity amounts, not to exceed .06% liquid wt), any of the following: hy
6、drolyzable chlorine derivatives, ethylene based glycol ethers and their acetates, any carcinogen, as defined in 29 CFR 1910.1200, any of the 17 target chemicals on the EPA 33/50 program list, rhese chemicals are: benzene, cadmium 8 compounds, carbon tetrachloride, chloroform, chromium 8 compounds, c
7、yanides, lead & compounds. mercury 8 compounds, methyl ethyl ketone, methyl isobutyl ketone, methylene chloride, nickel & compounds. tetrachloroethylene, toluene, trichloroethane, trichloroethylene, and xylenes., nor any ozone depleting compound as listed in the Federal Register notice of July 30,lm
8、 (57 ed eg. 337531, which include chlorofluorocarbons, halons, carbon tetrachloride, methyl chloroform, and hydrochlorofluorocarbons. 2.4 Freezefihaw stability. Store a sample of the product at -18C (OOF) for 18 hours. Remove from freezer and restore to a temperature of 24OC (75F) without stirring.
9、This constitutes one freeze-thaw cycle. After 5 freeze thaw cycles, the sample shall meet all appearance and application properties and all requirements in Table I. Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data which may improve this document should be
10、 sent to: General Sewices Administration, Engineering and Commodity Management Division (lOFTE), 400 15th St. SW, Auburn, WA 98001 DISTRIBUTION STATEMENT A: Approved for public release. Distribution is unlimited. FSC 8040 Licensed by Information Handling ServicesProvided by IHSNot for ResaleNo repro
11、duction or networking permitted without license from IHS-,-,-A-A-II270 W 9999974 OII707b4 760 I A-A-1 270 2.5 Storage life. After storing a sample of adhesive at 24OC (75F) for 18 months, the sample shall meet all appearance and application properties and all requirements in Table 1. There shall be
12、no evidence of any biological growth. 3. QUALITY ASSURANCE PROVISIONS 3.1 Commercial Quality. The products provided shall conform to the producers own drawings, specifications, standards, and quality assurance practices and be the same product offered for sale in the commercial market. The governmen
13、t reserves the right to require proof of such conformance prior to first delivery and thereafter as may be otherwise provided for under the provisions of the contract. 4. PACKAGING The packaging and packing shall be as specified in the contract or order. 5. NOTES 5.1 Intended use. This product corre
14、sponds to Class A of MMM-A-180. It is for general purpose bonding of paper, fabrics and wood. Not for use on photos, bare metal or joints subjected to heat, soaking or high stress. 5.2 Referenced documents. Federal Regulations. The code of Federal Regulations (CFR) is for sale mail order by the Supe
15、rintendent of Documents. ATTN: New Order, PO Box 371954, Pittsburgh, PA 15250.7954. 29 CFR Part 191 0.1200 ASTM Methods: ASTM D 905 - Strength Properties of Adhesive Bonds in Shear by Compression Loading ASTM D 906 - Strength Properties of Adhesives in Plywood Type Construction in Shear by ASTM D 10
16、84 - Viscosity of Adhesives ASTM E 70 - pH of Aqueous Solutions with the Glass Electrode Tension Loading ASTM standards are available from the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshocken, PA 194282959. The issue of the ASTM test methods in effect on the date of
17、 the solicitation shall be used to determine compliance with these requirements. EPA 33/50 Program. Information on the EPA 33/50 program is available from US EPA 33/50 Program (TS-792A), 401 M Street SW, Washington, DC 20460. MILITARY INTEREST: CIVIL AGENCY INTEREST: COORDINATING ACTIVITY: Army - MR, Navy - AS,Air Force - 99 REVIEW ACTIVITIES: Army - AR , Air Force 84 USER ACTIVITIES: Army - AT, EA, Navy YD OORDINATING ACTIVITY: GPO PREPARING ACTIVITY: GSA-FSS 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
