1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions Rev. 2 2008 11 05 N-STATUS Replaced by WSS-M15P32-C L. Sinclair, FNA 2004 10 28 Activated L. Soreide Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 1 of 2 CARPET, POLYESTER, FLAT NEEDLED, WSS-M3H138-A5 FUSED
2、, POLYETHYLENE BACKCOATED NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by this specification are flat needled, fused back polyester, non-woven carpets of good quality and uniform composition. 2. APPLICATION This specification was originally released for materials used for trunk cover
3、ing material for the 2004 Ford Focus. This specification is for color keyed trunk carpets. 3. REQUIREMENTS In addition to the requirements listed herein, the end-item carpet assembly (molded or otherwise fabricated), shall meet all requirements of the WSS-M15P32-C performance specification. 3.1 STAN
4、DARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). Part producers using this material in their products, must use Ford approved materials and must conform to a process control
5、plan which has been approved by STA and/or the relevant Materials Activity. 3.2 SAMPLE SELECTION All evaluations shall be conducted on test specimens taken from production representative carpet. 3.3 COMPOSITION (ASTM D 276) Fiber 100% Polyester Backcoating Polyethylene - LDPE 3.4 METHOD OF DYEING So
6、lution dyed or equivalent 3.5 CONSTRUCTION 3.5.1 Fiber Size and Description 5 dtex/18 dtex (polyester) (ASTM D 1244) 3.5.2 Thickness, range 1.75 - 2.55 mm (ASTM D 418) ENGINEERING MATERIAL SPECIFICATIONWSS-M3H138-A5 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2 of 2 3.6 WEIGHT, min (FLTM BN 106-01) Pile Fiber 180 - 260 g/m2Backcoating 65 - 135 g/m2Total 245 - 395 g/m23.7 PHYSICAL PROPERTIES 3.7.1 Shrinkage, max. 1.5% (FLTM BN 105-01) 3.7.2 Breaking Strength, min. (ASTM D 5034, Grab Method, 305 mm/minute jaw speed) MD 555 N AMD 685 N
