1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Para. No. Revisions Eng. Approval1979 12 21 Revised ALL-80-285 CAJ1-MF-582657-11978 10 06 Metricated and Retyped CAHI-RD572066-1441974 02 15 Released AD1-766WP 3948-a Page 1 of 3SHEETING, WOVEN POLYESTER - ESB-M9H78-BDYED 32 x
2、 26/in (126 x 102/100 mm) COUNTSHEETING, WOVEN POLYESTER - ESB-M9H78-C32 x 26/in (126 x 102/100 mm) COUNT1. SCOPEThe material defined by this specification is a woven polyester fabric ofgood commercial quality.2. APPLICATIONThis specification was released originally for material used in seatconstruc
3、tion applications. The dyed sheeting, ESB-M9H78-B, is usedfor seat listings and as a cover for pad mounted sensor switches. Theundyed sheeting, ESB-M9H78-C, is used for headlining listings andas foam reinforcement for fales inserts.3. REQUIREMENTS3.1 CONDITIONINGAll test values indicated herein are
4、based on material conditionedin a controlled atmosphere of 23 2 C and 50 5% relativehumidity for 24 h prior to testing and tested under the samecontrolled conditions.3.2 CONSTRUCTION(ASTM D 1910)32 ends/in (12.6 ends/cm)26 picks/in (10.2 picks/cm)3.3 COMPOSITION(ASTM D 629)Polyester 100%3.4 WEAVE Pl
5、ain3.5 YARN SIZE AND DESCRIPTION(ASTM D 1244)Warp 20 cc (29 tex) 16 tpi (630 tpm) (Polyester, Spun, 1.5 den(0.17 tex) 1-1/2 in (38 mm) Staple)Fill 14 cc (42 tex) 14 tpi (551 tpm) (Polyester, Spun, 1.5 den(0.17 tex) 1-1/2 in (38 mm) Staple)ENGINEERING MATERIAL SPECIFICATION ESB-M9H78-B ESB-M9H78-CWP
6、3948-b Page 2 of 33.6 WEIGHT, range 3.0-3.9 oz/yd 2(FLTM BN 6-1) (0.10-0.13 kg/m 2 )3.7 BREAKING STRENGTH, min(ASTM D 1682, Grab Method)Warp 60 lb (267 N)Fill 55 lb (245 N)3.8 TEAR STRENGTH (Trapezoid), min(FLTM BN 22-1)Warp 12 lb (53 N)Fill 12 lb (53 N)3.9 SEAM STRENGTH, min 75 lbs (334 N)(FLTM BN
7、19-1)3.10 STRETCH & SET, max(FLTM BN 4-1) Stretch SetWarp, % 6 2Fill, % 8 43.11 DYEING AND DYE STABILITYThe following three requirements are applicable to ESB-M9H78-B, only.3.11.1 Dyeing Piece Dyed3.11.2 Fade(FLTM BN 1-1)40 Standard Dry Fade Hours AATCC 5Rate after exposure using the AATCC Gray Scal
8、e forEvaluating Change in Color (10 Step).3.11.3 Bleeding and Perspiration(FLTM AN 1-1)The contact materials shall correspond to rating 5 whencompared to the AATCC Chart for Measuring Transference ofColor 3.12 FLAMMABILITYIn order to comply with Federal Motor Vehicle Safety Standard No.302, the mate
9、rials, portions of components, and composites shallnot burn, or transmit a flame across its surface, at a rate of morethan 4 in (101 mm) per min. To demonstrate compliance, the samplesize and method of testing shall be in accordance with FLTM BN24-2.ENGINEERING MATERIAL SPECIFICATION ESB-M9H78-B ESB
10、-M9H78-CWP 3948-b Page 3 of 33.13 PERFORMANCE - ENVIRONMENTAL AGINGAll materials, portions of components, and composites defined bythis specification that have not been treated, modified orreformulated and exceed a max burn rate of 3.0 in (76 mm) per minas specified by the Flammability Lot Sampling
11、Plan of FLTM BN 24-2,must be evaluated for permanency of the materials flame retardantproperties per ESB-M25P3-A according to the acceleratedenvironmental aging requirements applicable to the basic materialcategory of this particular specification.Any material, portions of components, and composites
12、 defined bythis specification that have been treated, modified or reformulatedto conform to Flammability Lot Sampling Plan of FLTM BN 24-2,regardless of max burn rate, must be evaluated for both permanencyof the materials flame retardant properties and changes inmechanical, chemical and physical pro
13、perties per ESB-M25P3-Aapplicable to the basic materials category of this particularspecification.3.14 FLAMMABILITY TEST PROGRAMMaterials, portions of components, and composites governed by thisspecification must also comply with the requirements of ES-D3AB-11014-AA.3.15 SUPPLIERS RESPONSIBILITYMate
14、rial supplied to this specification must be equivalent to thatoriginally approved. Changes in formulation or processing shallnot be made without prior approval as described in SupplierProcedure I-A.4. APPROVAL OF SUPPLIERSSuppliers to this specification must be approved by the affected productengine
15、ering office. Procedure for gaining approval of a specificmaterial to a new/existing ES-M specification is contained in SupplierProcedure I-A. Approved new suppliers will be added to the EngineeringMaterials Approved Source List.5. GENERAL INFORMATIONThe greige sheeting, before the application of finishes, has anapproximate weight range of 2.4 - 2.8 oz/yd 2 (0.08 - 0.09 kg/m 2 )
