1、u MIL-C-10777H 83 I 777770b 0458313 3 MIL-C- 107 99H 29 March i983 SUPERS ED1 NG MIL-C-10799G i5 September 1970 MILITARY SPECIFICATION CLOTH, COATED, COTTON, VINYL COATED, FIRE AND MILDEW EtESISTANT This specification is approved for use by all Departments and Agencies of the Department of Defense.
2、1. SCOPE 1.1 Scope. This document covers the requirements for waterproof, fire and mildew resistant, vinyl-coated cotton cloth (see 6.1). 1.2 Classification. Vinyl-coated cotton cloth shall be of the following types and classes (see 6.2). Type I Coated cloth Class 1 - Plain weave 7.0 to 8.5 ounces (
3、both sides coated). Class 3 - Will weave 14.0 to 16.0 ounces (one side coated). Type II Coated duck (both sides coated) Class 1 - Army duck, cotton plied yarns, 15.5 to 18.5 ounces. Class 3 - Army duck, cotton plied yarns, 12.0 to 15.0 ounces. Class 4 - Army duck, cotton plied yarns, 18.0 to 21.0 ou
4、nces. Class 5 - Army duck, cotton plied yarns, 22.0 to 25.0 ounces, Beneficial comments ( recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: US Army Natick Research and Development Laboratories, Natick, 4A 01760 by usi
5、ng the self-addressed Standardization Document Improveraent Proposal (DD Form 1426) appearing at the end of this docu- ment or by letter. FSC 8305 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.-_CI- MIL-C-10777H 83 MIL-C-10799H - 7777906 Oi583111
6、S - ? *-Z APPLICABLE DOCUMENTS I. F.- k * 2.1 Government documents. Unless otherwise specified, the following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this document to the extent specified herein. S PE C I F IC AT IONS FE DE 1U.L TT-S-73
7、5 - Standard Test Fluids; Hydrocarbon CCC-C-419 - Cloth, Duck, Cotton, Unbleached, Plied-Karns Army CCC-D-950 - Dyeing and Aftertreating Processes for Cotton Cloths PPP-P-1136 - Packaging and Packing of Coated (Plastic; Rubber) and Numbered and Laminated Fabrics MILITARY MIJrC-5646 -. Cloth, Airplan
8、e MIL-L-6082 - Lubricating Oil: Aircraft Reciprocating Engine (Piston) MIL-P-8184 - Plastic Sheet, Acrylic, Modified STANDARDS FEDERAL FED-STD-131 - Textile Test Methods FED-STD-406 - Plastics: Methods of Testing FED-STD-595 - Colors FED-STD-601 - Rubber: Sampling and Testing MIL ITARY I MIL-STD-105
9、 - Sampling Procedures and Tables for Inspection MIL-STD-1487 - by Attribut es Glossary of Cloth Coating Imperfections (Copies of documents required by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting o
10、fficer,) * 2.2 Other publications. Unless otherwise specified, the following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this document to the extent specified herein. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted wi
11、thout license from IHS-,-,-9 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) D 1424 - Tear Resistance of Woven Fabrics by Falling-Pendulum (Elmendorf) Apparatus . (Applications for copies should be addressed to the American Society for Testing and Waterials, 1916 Race Street, Philadelphia, PA 1910
12、3.) * (Technical society and technical association documents are generally available for reEerence from libraries. They are also distributed among technical groups and using Federal agencies .) * 2.3 Order of precedence. In the event of a conflict between the text.of this document and the references
13、 cited herein, the text of this document shall take precedence. 3. REQUIREMENTS * 3.1 Laboratory report approval. Unless otherwise specified (see 6,2) at the time of submission of a bid, the bidder shall submit to the contracting officer a certified copy of a recent laboratory report covering materi
14、al which he proposes to deliver. certify that the coated cloth was manufactured in a plant where the coating will be performed if a contract is awarded. This laboratory report shall contain test data which demonstrate that the finished product which the bidder proposes to deliver has been tested in
15、conformancewith and found to comply with the requirements of this document. Any of the following types of reports shall be satisfactory from the standpoint of this requirement. Unless otherwise specified by the contracting officer, the bidder shall (a) (b) (c) An independent or commercial laboratory
16、 report. The prospective contractors mn laboratory report. A governmental laboratory report from a contract within six months of date of submission of bid. The purpose of the above requirement is to assist the Government to determine the capability of bidders to manufacture a cloth meeting all the r
17、equirements of this document. The submission of an acceptable report under this requirement shall not be construed as relieving a contractor from subsequently meeting all requirements of the document on all deliveries. 3.2 Standard sample. The coated cloth shall match the standard sample for shade a
18、nd shall be equal to or better than the standard sample with respect to all characteristics for which the standard sample is referenced (see 6.2 and 6.3). 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.3 Materials. ( 3.3.1 Base cloths, All base
19、cloths (except type I, class 3) prior to mildew treatment shall contain not more than 2.5 percent starch and protein and not more than 5.0 percent total size, finishing and nonfibrous materials, including starch and protein when determined as specified in 4.2.1. specified types and classes of coated
20、 cloth shall be as outlined beluw: The base cloths for the Coated cloth Base cloth Applicable base cloth type class weight oz/sq, yard document I 1 11 1 II 3 Ir. 4 11 5 4,O - 4.5 9.85 8.25 12.29 14.77 MIL-C-5646 i/ CCC-C-I, type III CCC-C-419, type III CCC-C-419, type III CCC-C-419, type III - i/ Ex
21、cept that mercerization is not required, The base cloth for type I, class 3 coated cloth shall be a greige undyed cotton cloth. The cloth shall be napped on one side only and shall conform to the follaw- ing physical requirements: Weight, ounces/square yard (minhum) 8.5 Yarns per inch (minimum) Warp
22、 76 Filling 48 Breaking strength, lbs. (minimum) Warp 130 Fi 1 ling 75 * 3.3.2 Mildew treatment (not applicable to type I, class 3 cloth). The type I, class 1 and all type II coated cloth shall contain a mildew inhibitor applied either to the base cloth as specified in 3.3.2,l or to the coating comp
23、ound as specified in 3.3.2.2. added to the base cloth or to the coating compound and the inhibitor to be used. The contractor shall make no change in these options without approval of the contracting officer. The contractor shall specify in his bid whether the inhibitor will be * 3.3.2.1 Rase cloth
24、mildew treatment, When the base cloth is mildew resistant treated, the treatment shall conform to class D of CCC-E950 using inhibitor (d). When the color is to be other than olive drab, either inhibitor (a) or inhibitor (d) may be used. 4 Provided by IHSNot for ResaleNo reproduction or networking pe
25、rmitted without license from IHS-,-,-MIL-C-LO779H 3 I 777770b 0458317 O I MIL-C-IO 7 99H * 3.3.2.2 Coating compound mildew treatment. When the coating compound is mildew resistant treated, the mildew inhibitor shall be copper-8-quinolinolate in solubilized form. The inhibitor shall be added to the c
26、oating compound in such quantity that the metallic copper content in the coating of the finished coated clothwill be 0.18 to 0.21 percent when tested as specified in 4.2.4. 3.3.3 Coating compound. 3.3.3.1 Applicable to type I, class 1 and all type II cloths. 3.3.3.1.1 For olive drab shades. The coat
27、ing compound shall be formulated from Neither virgin vinyl chloride polymer or virgin vinyl chloride acetate copolymer. fungicides nor flame inhibitors containing mercurial compounds nor water soluble ingredients shall be used (see 6.4). 3.3.3.1.2 For shades other than olive drab. The coating compou
28、nd for shades other than olive drab shall conform to the requirements of 3.3.3.1.1. Only phosphate or phtalate ester plasticizers shall be used when the base cloth- is treated with inhibitor (a) specified in CCC-D-950. 3.3.3.2 Applicable to type I, class 3 cloths only. The coating compound shall be
29、a vinyl resin suitably compounded and pigmented to meet the requirements of this do cume nt . 3.4 Coated cloth. 3.4.1 Typ e I, class 1 and all type II cloths. The coating compound specified in 3.3.3.1 shall be applied to both sides of the base cloth at a rate to meet overall weight requirements spec
30、ified in table I. sufficiently coated to meet the resistance to water absorption requirement and the balance of the coating shall be mapplied to the other side. preformed film shall not be permitted. coated side shall be the face. One side of the cloth shall be just Calender coating with a Unless ot
31、herwise specified, the heavily 3.4.2 Type I, class 3. The coating compound specified in 3.3,3.2 shall be applied only to the unnapped side of the cloth. * 3.5 Physical properties . The physical properties for the types and classes of coated cloth shall conform to the requirements specified in table
32、I and 3.5.1 through 3.5.7, when tested as specified in 4.2.4. TABLE I. Phvsical moperties of coated cloth Type I Type II Class 1 Class 3 Class 1 Class 3 Class 4 Class 5 Overall weight (oz./sq.yd.): Minimum Maximum 7 .O 14 .O 15.5 12;o 18 .O 8.5 16 .O 18.5 15 .O 21 .o 22.0 25 .O 5 Provided by IHSNot
33、for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-LO799H 3 W 7799705 0458318 - 2 W pMIL-C-E799Hpp TABLE I. Physical properties of coated cloth (contd) Type I Type II Class 1 Class 3 Class 1 Class 3 Class 4 Class 5 Breaking s trengtli, pounds (minimum) Ini t ia1 : W
34、arp Filling 80 80 After accelerated weathering : Warp 72 Fi 1 ling 72 Tearing strength, (minimum) Elmendorf (grams) : Warp Filling Tongue met hod, (pounds ) : Warp Filling Stiffness, centimeters, (maximum) (warp only) : At 70F At -40F Adhesion of coating, pounds per 2-inch width (minimurn) Blocking,
35、 scale rating, (maximum) Resistance to water absorption, percent, (maximum) .Crocking, dry and wet 130 75 117 66 - - 6.0 6.0 - - 6.0 (3) - - 160 110 112 77 2400 1900 - - 13.0 16 ,O 6.0 (3) 5.0 Good 2 10 130 147 91 - - 5.0 5.0 - - 8.0 (3) 5.0 - 235 17 5 16 5 123 - - 5.0 5.0 - - 8.0 (3) 5.0 - 6 Provid
36、ed by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. 7 -L MIL-C-30799H 3 W 9999906 0458339 4 MIL-C- 107 99H * 3.5.1 Hydrostatic resistance (applicable to all types and classes). 3.5.1.1 I6itial. specified in 4.2.4. different places in tlie test area. The coat
37、ed cloth shall show ,no signs of leakage when tested as Leakage is defined as the appearance of water at three or more 3.5.1.2 After abrasion. No more than 5 mL of water shall seep through the abraded portion when tested as specified in 4.2.4. 3.5.2 Flame resistance (applicable to only type II cloth
38、s). The cloth shall be tested in both the warp and filling directions for flame resistance in the original condition and after weatherometer exposure. The maximum after-flame time shall be 2.0 seconds and the maximum char length shall be 3.5 inches when tested as specified in 4.2.4. 3.5.3 Resistance
39、 to cold crack (applicable to all types and classes). The coated cloth shall show no cracking, flaking or separation of coating from the cloth when exposed to low temperature, when tested as specified in 4.2.4. 3.5.4 Aromatic hydrocarbon resistance (applicable to all types and classes). After immers
40、ion in aromatic fuel, the coated cloths shall show no cracking, flaking, or separation of the coating from the cloth and when subjected to a static head of 20 inches OE water for 10 minutes, the seepage of water shall not exceed 5 mL through the 4-1/2 inch diameter test area, when tested as specifie
41、d in 4.2.4, 3.5.5 Oil resistance (applicable to only type IL cloths). The cloth shall Shaw no evidence of seepage of oil through the material when tested as specified in 4.2.4. 3.5.6 Resistance to accelerated weathering (applicable to all types and classes). After weatherometer exposure, the coated
42、cloth shall show no cracking or crazing when folded sharply on itself. appreciably changed when compared to an unexposed specimen of the same sample unit. “Appreciably“ means a change that is immediately noticeable in comparing the tested specimen with the original. The color of the coated cloth sha
43、ll not be 4 3.5.7 Crazing and discoloration (applicable to only type I, class 3 cloth). The cloth shall not contain any materials or impurities whichwill cause crazing or dis- coloration of transparent molded plastic sheet when tested as specified in 4.2.4. 3.6 Color (applicable to all types and cla
44、sses). The color shall match the applicable color number of FED-STD-595 or shall match the approved color standard for tlie color specified (see 6.2) where such a standard is applicable. 3.6.1 Aluminized coating. Aluminized coating, when required (see 6.21, shall contain sufficient aluminized pigmen
45、t to produce a bright reflecting surface equal - to the standard sample . 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- M IL-C- 1 O 7 9 9H J * 3.6.2 Matching. The color and shade shall match the standard sample (see 6.2), under artificialdayligh
46、t having a color temperature of 7000 + 500 K and shall be a good approximat ion to the standard sample under incandescent lamplight at; 2850 i- 100 K. - 3.7 Width. The minimum overall width shall be as specified (see 6.2). It is permissible to trim the edges of the coated cloth provided the minimumw
47、idth of the finished coated cloth is maintained. 3.8 Length and put-up. Coated cloth shall be put up in rolls as specified in PPP-p-1136. pieces per roll shall be three and no single piece shall be less than 20 yards. The minimum length of rolls shall be 60 yards. The maximum number of 3.9 Workmansh
48、ip. - The finished cloth shall conform to the quality of product established by this document. The occurrence of defects shall not exceed the applicable acceptable quality levels. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchas
49、e order, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as othemise specified in the contract or purchase order, the contractor may use his ourn or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections s
