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    FORD ESB-M9H53-A-1978 BACKING FABRIC KNIT - 2 0 OZ SQ YD (68 G SQ M)《2 0 OZ SQ YD(68 G SQ M)针织底布》.pdf

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    FORD ESB-M9H53-A-1978 BACKING FABRIC KNIT - 2 0 OZ SQ YD (68 G SQ M)《2 0 OZ SQ YD(68 G SQ M)针织底布》.pdf

    1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Para. No. Revisions1978 04 20 Metricated and Retyped CAHI-RD572066-161967 01 09 Released AW1-680WP 3948-a Page 1 of 3FABRICS, KNIT BACKING - 2.0 oz/yd 2 (0.068 kg/m 2 ) ESB-M9H53-A1. SCOPEThe materials defined by this specific

    2、ation are knitted fabrics, cleaned,free from waste, and of good commercial quality.2. APPLICATIONThis specification was released originally for material used as a backingin the manufacture of vinyl coated fabrics.3. REQUIREMENTS3.1 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are

    3、 based on material conditionedin a controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested underthe same conditions unless otherwise specified.3.2 COMPOSITION(ASTM D 629)Cotton 100 %Alternate Construction Polyester 65 +/- 4 %Cotton 35 +/

    4、- 4 %3.3 CONSTRUCTION, min 24 wales/in (94 wales/100 mm)16 courses/in (63 courses/100 mm)Alternate Construction 29 wales/in (114 wales/100 mm)20 courses/in (79 courses/100 mm)3.4 DIMENSIONS(ASTM D 231)The width shall be as specified on the purchase order. In allcases, this figure shall be the overal

    5、l width of the material,including the edge width. The edge width shall be 1 +/- 1/4 in (25+/- 6 mm).3.5 YARN SIZE 29.5 cc (20 tex) (Cotton)(ASTM D 1244)Alternate Construction 28.1 cc (21 tex)Polyester/cotton blend)3.6 WEIGHT, min 2.0 oz/yd 2 (0.068 kg/m 2 )(FLTM BN 6-1)ENGINEERING MATERIAL SPECIFICA

    6、TION ESB-M9H53-AWP 3948-b Page 2 of 33.7 SIZING, max 1.0 %(FLTM AN 3-1)3.8 BREAKING STRENGTH, min(ASTM D 1682, Grab Method, serrated jaws)To prevent slippage the jaws shall be modified with rubber one faceand serrated surface on the other.Wales Direction 22 lb (98 N)Courses Direction 6 lb (27 N)3.9

    7、TRAP TEAR, min(FLTM BN 22-1)Wales Direction 4.0 lb (18 N)Courses Direction 3.0 lb (13 N)3.10 SHRINKAGE, % max(FLTM BN 5-1, water)Wales Direction 16.0Courses Direction 8.0Alternate Construction:Wales Direction 2.0Courses Direction 3.03.11 STRETCH AND SET, % range(FLTM BN 4-1) Stretch SetWales Directi

    8、on 25 - 45 0 - 25Courses Direction 75 - 100 0 - 65Alternate ConstructionWales Direction 15 - 25 0 - 10Courses Direction 170 - 245 0 - 753.12 OBJECTIONABLE CONTAMINANTS, % max(ASTM D 377)Copper 0.001Manganese 0.0005In addition, chemicals such as caustic soda shall be completelyremoved so that discolo

    9、ration does not occur as the vinyl coatedfabric passes through the processing ovens.ENGINEERING MATERIAL SPECIFICATION ESB-M9H53-AWP 3948-b Page 3 of 33.13 DYE FASTNESSDyed fabrics shall impart no noticeable color to water.Test Method: Place 8 oz (237 m1) of distilled water (23 +/- 2 C)in a white pa

    10、per cup. Saturate a 2 x 2 in (50 x 50 mm) dyed fabrictest specimen in the water. Withdraw the specimen and squeeze itby hand so that the water drips back into the cup. Observe waterin cup for noticeable color change.3.14 MATERIAL ACCEPTABILITYThe criterion for material acceptability shall be its job

    11、performance, i.e. when coated, the material must bondsatisfactorily under approved production conditions. It must alsobe compatible with other approved components in an assembly.3.15 SELVAGEThe selvages shall be of uniform width and of equal width on bothedges of the fabric. The selvages shall be so

    12、 made that thetension shall be the same as, and shall lie flat with the body ofthe cloth. Baggy goods and curling selvages shall be cause forrejection.3.16 SUPPLIERS RESPONSIBILITYMaterial supplied to this specification must be eqivalent to thatoriginally approved. Changes in formulation or processi

    13、ng shallnot be made without prior approval as described in Supplier ProcedureI-A.4. APPROVAL OF SUPPLIERSSuppliers to this secification must be approved by the affected productengineering office. Procedure for gaining approval of a specific materialto a new/existing ES-M specification is contained in Supplier ProcedureI-A. Approved new suppliers will be added to the Engineering MaterialsApproved Source List.5. GENERAL INFORMATIONThis information is for direction of the user and is not a requirementfor the supplier.This material is used as backing fabric for ESB-M2F129-A, VinylCoated Fabric.


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