1、MIL-C-g074C(GL) 31 July 1969 SUPERSEDING MIL-C-9074B (GL) 9 July 1965 MILITARY SPECIFICATION CLOTH, LAMiNATED, SATEEN, RUBBERIZED 1. SCOPE 1.1 This specification covers one type of 2-ply rubberized sateen cloth. 2. APPLICABLE DOCUMENTS * 2.1 The following documents of the issue in effect on date of
2、invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPECIFICATIONS FEDERAL CCC-D-950 - Dyeing and Aftertreating Processes for Cotton Cloths PPP-P-1136 - Packaging and Packing of Coated (Plastic; Rubber) and Laminated Fabrics MILITARY MIL-C-1
3、0296 - Cloth, Sateen, Cotton STAMIARDS FEDERAL FED-STD-191 - Textile Test Methods FED-STD-406 - Plastics: Methods of Testing FED-STD-601 - Rubber: Sampling and Testing MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes - # THIS DOCUMENT CONTAINS / / PAGES. _ - I Provi
4、ded by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-c-9 07 4c (GL) ! (Copies of specifications, standards, drawings and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or
5、as directed by the contracting officer.) . 3. REQUIREMENTS 3.1 Standard shade sample.- The laminated cloth shall match the standard sample for shade only (see 6.3). * 3.2 Nrst article.- When specified (see 6.2), before production is commenced, a 3-yard sample of the laminated fabric shall be submitt
6、ed to the contracting officer or his authorized representative for inspection as specified in 4.2. The approval of the preproduction sample authorizes the commencement of production but does not relieve the supplier of the responsibility for compliance with all provisions of this specification. by t
7、he supplier in the same facilities to be used for the manufacture of the production items. The preproduction sample shall be manufactured 3.3 Materials.- * 3.3.1 Base cloth.- The base cloth shall conform to class 1 of MIL-C-10296. In addition, the base cloth shall be mildew resistant treated with in
8、hibitor (a) in table If of CCC-D-950, and shall be tested for inhibitor content in accordance with CCC-D-950. The filling effect side shall be the face of the base cloth. to the color requirement for the laminated cloth (see 3.5). shall be of natural or synthetic rubber or a mixture of both, suitabl
9、y compounded to meet the requirements herein. assure that the laminated cloth conforms to the color requirements in 3.5. clained rubber shall not be used. The base cloth shall be of a color suitable for assuring conformance 3.3.2 Laminating compound.- The compound used for laminating the base cloths
10、 The compound shall be suitably pigmented to Re- 3.4 Laminated rubberized cloth.- Two layers of the sateen shall be joined The material shall then be vulcanized. There back to back with sufficient rubber compound between the plies to conform to the requirements specified in 3.6. shall be no strike-t
11、hrough of the compound to either of the outside surfaces of the cloth. 3-5 Color.- Unless otherwise specified, the color of the laminated cloth shall be 00107 (see 6.2) 3.5.1 Color matching.- The color shall match the standard sample (see 6.3) under natura1 (north sky) daylight having a color temper
12、ature of 7500 Kelvin and shall be a good approximation to the standard sample under incandescent lamplight at 2800 Kelvin. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. 3.6 Physical properties.- The laminated cloth shall conform to the require-
13、 ments specified in table I. TABLE 1.- Physical requirements of laminated, rubberized cloth Characteristic Requirement Weight, oz./sq. yd. 23.5 2 1.5 Breaking strength Initial, lbs. (min.) After accelerated aging, percent loss (max.) warp Filling warp iiiiag Tearing strength, lbs. (min.) Warp pillia
14、g Initial After accelerated aging After resistance to 1ow.temperature Initial After accelerated aging Hydrostatic resistance, lbs./sq. in. (min.) Adhesion, warp only, lbs./2 in. width (min.) 190 140 15 15 7.5 5.0 40 30 30 7 5 3.7 Width.- The minimum overall width shall be as specified (see 6.2). Bot
15、h selvages shall be trimmed to give straight, uniform, fully laminated edges . specified in PPP-P-1136, and the maximm number of pieces shall be three. supplied in one continuous length containing splices providing that these splices * 3.8 Length and put-up.- The laminated cloth shall be put up in r
16、olls as The minimum length of any one roll shall be 40 yards The laminated cloth may be 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ML-C-9074C(GL) are oa one side of the laminated cloth only and that any splice is not closer than 25 yards to an
17、y other splice, seam and shall be flagged so that their location in the roll can be readily seen. when a roll contains more than one piece, no piece shall be less than 25 yards in length and the ends of the pieces shall be overlapped and not joined by a seam. 3.9 Workmanship.- The finished laminated
18、 cloth shall conform to the quality of product established by this specification and the occurrence of defects shall not exceed the specified acceptable quality levels in Section 4. Splices shall be produced by a butted-type - 4. QUALITY ASSURANCE PROVISIONS * 4.1 Responsibility for inspection.- Unl
19、ess otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspec- tion requirements as specified herein. Except as otherwise specified in the con- tract or order, the supplier may use his own or any other facilities suitable for the performance
20、 of the inspection requirements specified herein, unless disapproved by the Government. set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. the Government reserves the right to check test such items to determi
21、ne the validity of the certification. in accordance with 3.1 shall be inspected for all provisions of this specification applicable to end product examination and tests. The Government reserves the right to perform any of the inspection * 4.1.1 Certificate of compliance.- Where certificates of compl
22、iance are submitted, * 4.2 First article inspection.- When specified (see 6.2), samples submitted * 4.3 1nspection.- Sampling for inspection shall be performed in accordance with MIL-STD-105, except where otherwise indicated hereinafter. * 4.3.1 Inspection of materials and components.- The supplier
23、is responsible for insuring that all materials and components used were manufactured and in- spected in accordance with the requirements of this specification and referenced specifications. A certificate of compliance shall be furnished with each ship- ment or lot stating that the laminating compoun
24、d is natural or synthetic rubber or a combination of both and that no reclaimed rubber has been used. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-C-707LIC 83 777770b 0376335 2 MIL-C-9074C(GL) 4.3.2 Examination of the end item,- The end item
25、 shall be examined in accordance with 4.3.2.1, 4.3.2.2 and 4.3.2.3. The lot size for purposes of determining the sample size in accordance with MIL-STD-105 shall be expressed in units of one yard each for the examination in 4.3.2.1 and 4.3.2.2 and in units of shipping containers for examination unde
26、r 4.3.2.3. * 4.3.2.1 Yard-by-yard examination.- The required yardage of each roll shall be inspected on one side only; however, the side shall be alternated for every other roll examined. shall be counted regardless of their proximity to each other, except where two or more defects represent a singl
27、e local condition of the cloth, in which case only the more serious defect shall be counted. tion shall be 1 linear yard. examination shall be 1.5 major defects and 4.0 total defects (major and minor), per 100 units (yards). The number of rolls from which the sample is to be selected shall be in acc
28、ordance with table III. each roll sampled. Visual defects shall be as listed in table II. The defects The sample unit for this examina- The acceptable quality levels (AQLs) for this The inspection level shall be level II of MIL-STD-105. An approximately equal number of yards shall be examined in * T
29、ABLE 11.- List of defects for yard-by-yard examination Classification Examine Defect Malor Minor Cloth Laminat ion Color Width Hole, cut, or tear. X Any smash. X Open place, crack or hitchback. X Floats or skips - multiple 1/2 inch or more in either warp or filling direction, or harness skips. X Any
30、 blister, tunnel or delamination. x Crease or wrinkle resulting in doubling that cannot be corrected by manual pressure. x Any solid lump. X Color not 06-107 or not as specified, mottled or uneven. Trimmed width 1/4 inch less than Trimmed width more than 1/4 inch less specified. than specified. X 5
31、X X Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-c-9 074c (rn) * TABLE 11.- List of defects for yard-by-vard examination (contd) Classification Examine Defect Maior . Minor Workmanship Wrong side of the base cloth laminated. X Any strike-throu
32、gh of laminating compound. X Selvages not trimmed. X Edges not straight and uniform or un- laminated edges. X Spot, stain or streak - more than 1 inch in its longest dimension. I/ X Abrasion mark. X Any kcorch or burn. X Objectionable odor. 2/ X Not clean. X At normal inspection distance (approximat
33、ely 3 feet). 2J Odors of chemicals commonly used in coating compounds shall not be regarded as objectionable. n TABLE III. - Sample size (rolls) for yard-by-yard examination Lot size (yards) Sample size (rolls) Up to 1200 inclusive r/ 3 1201 to 3200 inclusive 5 3201 to 10,000 inclusive 8 10,001 to 3
34、5,000 inclusive 13 35,001 to 150,000 inclusive 20 150,001 and over 32 r/ If lot contains fewer than 3 rolls, each roll in the lot shall be examined. I l 6 .- e ._ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-90 7 4C ( GL) 4.3.2.2 Examination
35、 for length.- * 4.3.2.2.1 Examination for length in individual roll.- Each individual roll in the sample shall be examined for number of pieces, length of pieces, splices and for gross length The sample unit for this examination shall be one roll. The sample size (number of rolls selected as sample)
36、 shall be as shown in table III. The acceptable quality level (AQL) for this examination shall be 4.0 per 100 units. length: Any of the following shall be considered a defect with respect to Any roll more than 3 pieces. Any piece in roll less than 25 yards. Pieces in roll not overlapped (joined by s
37、eam). Any roll with splices on both sides (faces). Any splice less than 25 yards from any other splice. Splice not butted-type seam. Any roll less than 40 yards. Any roll with a gross length more than 2 yards below that marked on ticket. 4.3.2.2.2 Examination for total yardage in sample.- The rolls
38、examined shall be those selected for examination of individual rolls as specified in 4.3.2.2.1. The lot shall be unacceptable if the total of the actual gross lengths of rolls in the sample is less than the total of the gross lengths marked on the roll tickets. * 4.3.2.3 Examination of preparation f
39、or delivery requirements.- An examination shall be made in accordance with the provisions of PPP-P-1136 to determine that packaging, packing and marking requirements of Section 5 of this specification are complied with. 4.3.3 Testing of the end item.- The methods of testing specified in FED-STD-191
40、The physical values specified apply to the whenever applicable and as listed in table V shall be followed. for all tests are referenced in 3.6. average of the determinations made on a sample unit for test purposes as specified in the applicable test methods. full width, of the laminated cloth. in ta
41、ble IV. ment specified. in expressing the final result. The requirements The sample unit shall be 3 continuous yards, The lot size shall be expressed in units of 1 linear yard and the sample size (number of sample units) shall be as specified - The lot shall be unacceptable if any unit fails to meet
42、 any require- All test reports shall contain the individual values utilized 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-907YC 83 W 7977906 0376328 MIL-C-9074C(GL) TABLE IV.- Sample size (number of sample units) or testing the end item Lot
43、 size (yards) Sample size 800 or less 2 801up to and including 22,000 3 22,001 and more 5 * 4.3.3.1 Test conditions.- Results of physical tests obtained under testing conditions defined in FED-STD-406, FED-STD-601 or FED-STD-191 will be acceptable except in case of dispute. In dispute cases, tests s
44、hall be conducted with both the specimen and test apparatus under standard conditions as defined in FED-STD-191. 8 w- I. -. ;f=J Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 01 T iri min mm mm m m m H H W H H i fa i3 4 O u 8 a W al & 9 Provided
45、by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-a P 3 * Li1 -I m U c a 2 I- v1 tri I- c a a IA cc 2 o c: I- V: 2 F a 3 U c I MIL-C-707C 3 7797706 0376320 b 9 O al d!l %I U n $ al4 =4 4 10 Provided by IHSNot for ResaleNo reproduction or networking permitted wi
46、thout license from IHS-,-,-* 5. PREPARATION FR DELIVERY * 5.1 Packaging.- Pac$ging shall be level A or C as specified (see 6.2). * 5.1.1 Levels A and C.- The laminated cloth, put up as specified, shall be packaged in accordance with the applicable requirements of PPP-P-1136. * 5.2 Packing.- Packing
47、shall be level A, B or C as specified (see 6.2). * 5.2.1 Levels A, B, and C.- The laminated cloth shall be packed in accordance with the applicable requirements of PPP-P-1136. * 5.3 Marking.- In addition to any special marking required by the contract or order, interior packages and shipping contain
48、ers shall be marked in accordance With PPP-P-1136. 6. NOTES * 6.1 Intended use.- The laminated, rubberized cloth covered by this speci- fication is intended for use in the manufacture of waterproof covers for elec- tronic equipment. and Duplicating Equipment Set for packing and storing of duplicator
49、 films. * 6.2 Ordering data.- Procurement documents should specify the following: It is also intended to be used in conjunction with the Drafting (a) Title, number and date of this specification. (b) Nrst article.- Whether preproduction sample is required (see 3.2.). (c) Whether color other than 06-107 is required (see 3.5). (d) Width (trimmed) required (see 3.7). (e
