1、 INCH-POURD I MIL-C-44296A 6 September 1990 SUPERSEDING MIL-C-44296 26 April 1988 MILITARY SPECIFICATION CLOTH, FUSIBLES This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This document covers woven, knitted, nonwoven, and web typ
2、e fusible cloth. 1.2 Classification. The fusible cloth shall be of the following types, classes, and styles as specified (see 6.2). Type 1 Type II Type III Type IV Type v Type VI Type VI1 Type VI11 Type IX Class 1 Class 2 Class 3 Class 4 f: Class 5 Style Plain weave substrate Twill weave substrate W
3、eft inserted knit substrate Tricot knit substrate Thermal bonded nonwoven substrate Saturate bonded nonwoven substrate Spun bonded nonwoven substrate Spunlaced nonwoven substrate Open net Webb substrate Polyamide adhesive Polyester adhesive Polyethylene, high density adhesive Polyvinyl chloride (PVC
4、)/polyvinyl acetate (PVA) adhesive Polyvinyl acetate Co-polymer (double sided) (see 3.4) Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be used in improving this document should be addressed to: U.S. Army Natick Research, Development, and Engineering Cen
5、ter, Natick, MA 01760-5014 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. I AMSC N/A FSC 8305 DISTRIBUTION STATEMENT A. Approved for pub1i.c release; distribution is unlimited, Licensed by Information Handling ServicesMIL
6、-C-44296A 2. APPLICABLE DOCUMENTS 2.1 Government documents. i: 2.1.1 Specifications, standards, and handbooks. The following specifi- cations, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those lis
7、ted in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). SPECIFICATIONS FEDERAL PPP-P-1132 - Packaging of Woolen, Worsted and Wool Blend PPP-P-1133 - Packaging of Synthetic Fiber Fabrics PPP-P-1134 - Pac
8、kaging of Cotton and Cotton-Synthetic Fiber Blend (Synthetic Fiber Cotton) Fabrics Fabrics (Excluding Duck Fabrics) STANDARDS FEDERAL FED-STD-4 - Glossary of Fabric Imperfections FED-STD-191 - Textile Test Methods (Unless otherwise indicated, copies of federal and military specifications, standards,
9、 and handbooks are available from the Standardization Documents Order Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094,) 2.1.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publications form a part of this specificat
10、ion to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. FEDERAL TRADE COMMISSION Rules and Regulations Under the Textile Fiber Products Identification Act (Copies are available from the Federal Trade Commission, Pennsylvania Avenue at Sixth Str
11、eet, N.W., Washington, DC 20580,) 2.2 Order of precedence, In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exempti
12、on has been obtained. 2 Licensed by Information Handling Services3. REQUIREMENTS MIL-C-44296A fi 3.1 Materials, The fiber shall be nylon, polyester, acrylic, rayon, carded or combed cotton, or wool as required (see 3.4). The use of reprocessed or re-used wool is prohibited. 3.1.1 Yarns. For types I,
13、 II, and III fusible substrates, the yarns shall be drawn and spun staple single ply yarns for warp, filling, or knit structure. For type IV courses or wales, the yarns shall be bright or semi-dull multifilament polyester or nylon. 3.1.2 Substrates. 3.1.2.1 Type I. Type I shall be plain weave. When
14、specified (see 6.2), the face side shall be napped. 3.1.2.2 Type II. Type II shall be a twill weave; either one over two or one over three. When specified (See 6.2), the face side shall be napped. 3.1.2.3 Type III. Type III shall be a weft inserted warp knit. When specified (see 6.2), the face side
15、shall be napped. 3.1.2.4 Type IV. Type IV shall be a lightweight cloth produced by a series of interlocking loops using either one or two sets of warp yarns continuously in one direction. 3.1.2.5 Type V. Type V shall be a nonwoven web, thermally bonded by heat activated fibers or powders. The web sh
16、all be either flat or print bonded. 3.1.2.6 Type VI. Type VI shall be a nonwoven bonded together by any chemical binder system (impregnation, print bonded, sprayed, or foamed). . 3.1.2.7 Type VII. Type VI1 shall be a nonwoven formed by a continuous extrusion of filaments into a web and simultaneousl
17、y bonded either thermally or chemically. 3.1.2.8 Type VIII. Type VI11 shall be a nonwoven formed by entangling a continuous fiberous web by high velocity water jets and shall be bonded mechanically. No chemical binders shall be used for this web. 3.1.2.9 Type IX. Type IX shall be any lightweight, th
18、ermally bonded, open net structure formed from pure polyamide or polyester extruded adhesive. 3.1.3 Adhesives. 3.1.3.1 Class 1 - polyamide. The class 1 adhesive shall be nylon 6, 6,6, 11, 12 or any Co-polymer blends thereof and shall be applied to the substrate by powder dot, paste dot, hot melt dot
19、, bicomponent dot, sintered, or spunfused process. 3 Licensed by Information Handling Services,.- MIL-C-44296A 3.1.3.2 Class 2 - polyester, The class 2 adhesive shall be polyester resin applied to the substrate by powder dot, paste dot, hot melt dot, bicomponent dot, sintered, or spunfused process.
20、3.1.3.3 Class 3 - polyethylene, The class 3 adhesive shall be a high density type polyethylene applied to the substrate by powder dot, sintered process, or pre-formed web. 3.1.3.4 Class 4 - polyvinyl chloride/polyvinyl acetate. The class 4 adhesive shall be a blend of PVC and PVA applied to the subs
21、trate by paste dot process. 3.1.3.5 Class 5 - polyvinyl acetate co-polymer (double sided). The class.5 adhesive shall be a modified PVA applied to each side of the substrate by either paste dot (Gravure), or sintered process, This class of adhesive offers no laundering resistance. 3.2 Adhesive appli
22、cations, Unless otherwise specified (see 6.2) in the end item documents, all fusible types and classes shall have a uniformly distributed powder dot, paste dot, hot melt dot, bicomponent dot, or sintered fusible adhesive evenly applied to one side in accordance with good commercial practice. 3.2.1 P
23、owder dot. The adhesive powder shall be transferred from a hopper fed, engraved, and heated roll of predetermined dots per square inch and particle size onto the fusible substrate. 3.2.2 Paste dot. The adhesive shall be dispersed and transferred from a circular perforated screen with predetermined d
24、ots per square inch onto the fusible substrate. Process includes Gravure method using finely engraved rolls. 3.2.3 Hot melt dot. The adhesive shall be polymer chips melted and transferred from an engravaed roll of predetermined dot per square inch onto the fusible substrate. 3.2.4 Bicomponent dot. T
25、he adhesive shall be a blend of two polymers of differing melt properties transferred onto the fusible substrate using a predetermined dots per square inch. 3.2.5 Sintered. The adhesive shall be randomly scattered in equal amounts on the substrate which in turn is heated to melt-fuse the adhesive on
26、to the fusible substrate, 3.2.6 Spunfused. The adhesive shall be polymer chips melted and extruded in a web formation either in unsupported configuration (type IX) or onto one or both sides of a substrate. 4 Licensed by Information Handling Services. MIL-C-44296A 3.3 Color. Unless otherwise specifie
27、d (see 6.2), the color shall be natural. When dyed fusible material is required, it shall meet the requirements in 3.3.1 e and 3.3.2. 3.3.1 Labile sulfur. The use of dyes and compounds containing elementary sulfur capable of oxidation toesulfuric acid is prohibited for use in cotton or cotton-blende
28、d fabrics. The dyes shall be chosen and applied so that the dyed cloth shall contain no more labile sulfur than shown by the standard sample or no more than a slight trace of labile sulfur when tested as specified in 4.2.3. 3.3.2 Colorfastness, Thp dyed and finished cloth shall show colorfastness to
29、 dry cleaning, laundering, and dry heat equal to or better than a rating of “good“ when tested as specified in 4.2.3. 3.4 Physical requirements, The specified type, class, and style (see 6.2) of finished cloth shall conform to the applicable requirements in table I, II, III, IV, V, VI, or VI1 when t
30、ested as specified in 4.2.3. TABLE I. Physical requirements for type I Weight (including Yarns per inch Breaking strength adhesive) oz/sq yd minimum pounds minimum Fiber Style Class Min Max Warp Filling Warp Filling content A 1 1.4 2.9 55 45 B 1 2.5 3.0 58 45 - C 2,3 or 4 3.0 4.1 60 50 D 3 4.0 5.0 4
31、4 40 E 4 4.5 5.5 55 35 9r F 5 1.8 2.5 40 30 kG 5 2.4 3.3 70 30 9; H 3 2. o 4.0 70 38 20 30 30 35 160 20 110 1 O0 15 15 10 25 1 O0 6 45 80 Cotton Cotton - i/ Cotton Cotton Polyes ter Cotton Polyes ter Polyes ter 9; - i/ As an alternate, the cloth may contain 50 2 5 percent polyester or rayon in combi
32、nation with the cotton. TABLE II. Physical requirements for type II Weight (including Yarns per inch Breaking strength adhesive) oz/sq yd minimum pounds minimum Fiber Style Class Min Max Warp Filling Warp Fi 11 ing content A 1 3.0 4.0 60 20 20 20 - i/ B 2/ 1 3.5 4.5 68 25 25 25 - i/ y; - i/ 50 perce
33、nt minimum polyester or cotton with the remaining percentage minimum of 175 fusible dots per square inch. - acrylic, rayon, or wool, or any combination thereof. The cloth shall have a 5 Licensed by Information Handling ServicesMIL-C-q429bA 83 9 7977706 0455778 T MIL-C-44296A - 2/ Fusibles using a ce
34、rtifiable warp yarn count of 24/1 or heavier, meeting minimum style B weight and style A yarns per inch requirements may be used for style B application. TABLE III. Physical requirements for type III Weight (including adhesive) oz/sq yd Weft inserts per Bursting strength Fiber Style Class Min Max in
35、ch minimum pounds (minimum) content A 1 1.8 2.3 18 30 - i/ B 1 2.4 3.0 26 50 - i/ C 1 3.1 4.2 32 70 - i/ - i/ 100 percent polyester warp and 50 percent minimum rayon weft with the remaining percentage polyester or acrylic. The cloth shall have a minimum of 175 fusible dots per square inch. TABLE IV,
36、 Physical requirements for type IV Weight (including Wales Courses adhesive) oz/sq yd per inch per inch Bursting strength Fiber Style Class Min Max (min) (min) pounds (minimum) content A 1 2.0 2.7 34 29 60 - i/ - i/ 100 percent multifilament polyester or multifilament nylon. have a minimum of 175 fu
37、sible dots per square inch, The cloth shall TABLE V. Physical requirements for types V, VI, and VI1 Breaking strength Weight (including pounds (minimum) adhesive) oz/sq yd Machine Cross Fiber Style Class Min Max (warp) ( f i 11 ing) content A 1,2,3, or 4 1.0 1.6 2.0 1.0 B 1,2,3, or 4 1.7 2.4 3.0 2.0
38、 C 1,2,3, or 4 2.5 2.9 3.0 2.0 - l/ 50 to 100 percent polyester with the remaining percentage nylon ar?d/or rayon. - 2/ 50 to 100 percent polyester with the remaining percentage nylon. - 3/ 20 to 100 percent polyester with the remaining percentage nylon. 6 Licensed by Information Handling ServicesMI
39、L-C-44296A TABLE VI. Physical requirements for type VI11 Breaking strength Weight (including pounds (minimum) adhesive) oz/sq yd Machine Cross Fiber Style Class Min Max (warp) (filling) content A 2 or 4 2.3 3.2 25.0 10.0 - i/ - i/ 100 percent polyester. TABLE VII. Physical requirements for type IX W
40、eight, oz/sq yd Style Class Min Max A 1 or 2 0.5 1.0 B 1 or 2 1.1 1.5 C 1 or 2 1.6 2.0 * 3.4.1 Bonding strength. Unless otherwise specified in the end item document, all fusible interlining (except class 5) after fusing to the basic cloth, shall meet an initial warp, wale, or machine direction bond
41、strength of 32.0 ounces minimum per inch and 24.0 ounces minimum per inch after three launderings (classes 2, 3, and 4) or three dry cleanings (class i) with steam pressings as specified in 4.3.1.1. Additionally, the nonwoven fusible will be accepted if it either begins to debond from the outershell
42、 material (end item material or sheeting material) at a value equivalent to the minimum bond strength or higher and then splits from itself, debonds at a minimum of 20 ounces (initial state), 17 ounces (laundered or dry cleaned state) without splitting or if the nonwoven readily splits from itself a
43、t a minimum split strength of 6.0 ounces per inch. Splits occur when the adhesive bonding strength is higher than the cohesive strength of the nonwoven substrate resulting in the shredding of the fibers in either the machine or cross machine direction. Testing shall be as specified in 4.2.3. 3.4.2 M
44、aximum fusing press temperature. Under no circumstances shall the dry heat temperature for bonding strength test procedure, as specified.in 4.3.1.1, exceed 315OF when testing any polyester/wool blended outershell materials. * 3.5 Dimensional stability. The fusible cloth shall not shrink or elongate
45、in excess of 3.0 percent, in either the warp or filling direction, after one laundering (classes 2, 3, and 4) or 2.0 percent after one drycleaning (class 1). Dimensional stability requirements are not applicable to type IX. Testing shall be as specified in 4.2.3. 7 Licensed by Information Handling S
46、ervicesMIL-C-4427bA 3 W 777770b 0455780 MIL-C-44296A 3.6. Width. The width of the cloth shall be specified (see 6.2) and shall be the minimum acceptable width exclusive of selvage. I 3.7 Length and put-up, Unless otherwise specified (see 6,2), the cloth shall be furnished in continuous lengths each
47、not less than 40 yards. The cloth shall be put-up on rolls as specified in 5.1. 3.8 Fiber identification. Eachroll shall be labeled or ticketed for fiber content in accordance with the Textile Fiber Products Identification Act. 3.9 Workmanship. The fusible cloth shall conform to the quality establis
48、hed by this specification. The demerit points per 100 square yards when calculated as specified in section 4 shall not exceed the applicable established maximum point values. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase ord
49、er, the contractor is responsible for the performance of all inspection requirements (examinations and tests) as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own 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 set forth in this specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements. 4.1.1 Res
