1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions Rev. 2 2008 11 03 N-STATUS Replaced by WSS-M8P16-B L. Sinclair, FNA 2001 09 27 Activated D. Whyte Page 1 of 3 Copyright 2008, Ford Global Technologies, Inc. CARPET, POLYPROPYLENE, DILOUR, NEEDLED, - WSS-M3H1
2、04-A5 LATEX BACKCOATED, LDPE EXTRUSION BACKED NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a dilour, needled, polypropylene fiber, latex backcoated, extrusion backed, non-woven carpet of good quality and uniform composition. 2. APPLICATION This specification w
3、as originally released for materials used for trunk load floor for the Focus Station Wagon. 3. REQUIREMENTS In addition to the requirements listed herein, the end-item carpet assembly (molded or otherwise fabricated) shall meet all requirements of WSS-M8P16-A and applicable requirements of WSS-M99P3
4、2-A performance specifications. Material specification requirements are to be used for initial qualification of materials. 3.1 QUALITY SYSTEM REQUIREMENTS Material suppliers and part producers must conform to the Companys Quality System Requirements. 3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANA
5、LYSIS IR spectra and thermograms established for initial approval shall constitute the reference standard and shall be kept on file at the designated material laboratory. All samples shall produce IR spectra and thermograms that correspond to the reference standard when tested under the same conditi
6、ons. 3.3 CONDITIONING AND TEST CONDITIONS All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relative humidity for not less than 24 h prior to testing and tested under the same conditions unless otherwise specified. ENGINEERING
7、MATERIAL SPECIFICATION WSS-M3H104-A5 Page 2 of 3 Copyright 2008, Ford Global Technologies, Inc. 3.4 SAMPLE SELECTION All evaluations shall be conducted on test specimens taken from production representative carpet. 3.5 COMPOSITION (ASTM D 276) Fiber 100 % Polypropylene Backcoating Latex Extruded Bac
8、king Low Density Polyethylene (LDPE) 3.6 METHOD OF DYEING Solution dyed or equivalent 3.7 CONSTRUCTION 3.7.1 Fiber Size and Description 20 22 dtex (ASTM D 1244) (polypropylene) 3.7.2 Thickness, range 4.1 6.1 mm (ASTM D 418) 3.8 WEIGHT, g/m2, range (FLTM BN 106-01) Pile Fiber 440 - 510 Backcoating 10
9、0 - 170 Extruded Backing 85 - 160 Total 625 - 840 3.9 PHYSICAL PROPERTIES 3.9.1 Breaking Strength, min (ASTM D 5034, Grab Method, 305 mm/minute jaw speed) MD 1030 N AMD 1510 N ENGINEERING MATERIAL SPECIFICATION WSS-M3H104-A5 Page 3 of 3 Copyright 2008, Ford Global Technologies, Inc. 3.10 SUPPLIERS R
10、ESPONSIBILITY All materials supplied to this specification must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any changes to the material originally approved under this specification, whether or not such changes affect the materials
11、ability to meet the specification requirements, the Supplier shall notify the affected Purchasing, and Materials Engineering activities (with reasons) of the proposed changes. Upon notification of the Company, further instructions will be provided. Note: Suppliers should be prepared to provide test
12、data and samples demonstrating compliance to this specification, if requested. Substance restrictions imposed by regulations or Company direction applies to the materials addressed by this document. The restrictions are identified in Restricted Substance Management Standard WSS-M99P9999-A1. 4. APPRO
13、VAL OF MATERIALS Materials defined by this specification for direct supply to the Company must have prior approval. Certain materials subcontracted by part suppliers may also require prior approval. These include materials critical to the Companys business for regulatory, safety, environmental or co
14、mpatibility requirements or contractual agreements. Suppliers desiring approval of their materials shall first obtain an expression of interest from Purchasing, Design or Materials Engineering activity. Upon request, the Supplier shall submit a completed copy of their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full compliance with all the requirements of this specification.
