1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action ChangesG01G02G02G03 G05G06 G07G02 G08G09G0AG0BG0CG0DG0AG0EG0F G10G11 G12G13G0EG0EG14WP 3948-a Page 1 of 3FADE OUT THINNER WSS-M14J519-A1. SCOPEThe material defined by this specification is a low viscosity resinsolution.
2、2. APPLICATIONThis specification was originally released for a material used as a FadeOut Thinner, ensuring that overspray and edges created during bodyrepair operations “melt in“ - blend in with the body painted areassurrounding the repair.3. REQUIREMENTS3.1 QUALITY SYSTEM REQUIREMENTSMaterial supp
3、liers and part producers must conform to QualitySystem Requirements, QS-9000. Material specification requirementsare to be used for initial qualification of materials. A ControlPlan for ongoing production verification is required. This planmust be reviewed and approved by the relevant Ford Materials
4、activity and/or Ford Supplier Technical Assistance (STA) prior toproduction parts submission. Appropriate statistical tools mustbe used to analyze process/product data and assure consistentprocessing of the materials.Part producers using this material in their products, must useFord approved materia
5、ls and must conform to a process control planwhich has been approved by STA and/or the relevant MaterialsActivity.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct in frared and/orthermal analysis of material/parts supplied to this specification.The
6、 IR spectra and thermograms established for initial approvalshall constitute the reference standard and shall be kept on fileat the designated material laboratory. All samples shall produceIR spectra and thermograms that correspond to the referencestandard when tested under the same conditions.ENGIN
7、EERING MATERIAL SPECIFICATIONWSS-M14J519-AWP 3948-b Page 2 of 33.3 COMPOSITIONLow viscosity solution of a resin, e.g. an acrylic polyol resin,dissolved in a mixture of organic solvents, e.g. 65/35 ratiomixture of esters and aromatic solvents.3.4 PROPERTIES3.4.1 Density at 20 C Initial Sample(ASTM D
8、1298) +/- 0.02 g/ml3.4.2 Viscosity Initial Sample(FLTM BI 111-01) Ford 2 cup at25 C +/- 5 S3.4.3 Flash Point 7 C(ASTM D 56)3.4.4 Refractive Index Initial Sample(ASTM D 1218) +/- 0.0023.4.5 Color As accepted forInitial SampleApproval3.4.6 Shelf Stability 2 yearsNo change in properties and no change i
9、n color afte r a storagetime of 2 years at normal room temperature in the closed originalcontainer.3.5 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inall characteristics to the material upon which approval wasoriginally granted.Prior to making any change in
10、 the properties, composition,construction, color, processing or labeling of the materialoriginally approved under this specification, whether or not suchchanges affect the materials ability to meet the specificationrequirements, the Supplier shall notify Purchasing, Toxicology andthe affected Materi
11、als Engineering activity of the proposedchanges and obtain the written approval of the MaterialsEngineering activity. Test data, test samples and a new codeidentification are to be submitted with the request.Substance restrictions imposed by law, regulations or Ford, applyto the materials addressed
12、by this document. The regulations aredefined in Engineering Materials Specification WSS-M99P9999-A1.ENGINEERING MATERIAL SPECIFICATIONWSS-M14J519-AWP 3948-b Page 3 of 34. APPROVAL OF MATERIALSMaterials defined by this specification must have prior approval by theresponsible Materials Engineering act
13、ivity. Suppliers desiring approvalof their materials shall first obtain an expression of interest from theaffected Purchasing, Design and Materials Engineering activity. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their laboratory test rep
14、orts, signed by aqualified and authorized representative of the test facility,demonstrating full compliance with all the requirements of thisspecification (test results, not nominal values), the materialdesignation and code number, and test specimens for Ford evaluation. Fords engineering approval o
15、f a material will be based on itsperformance to this specification and on an assessment of suitabilityfor intended processes and/or applications. Upon approval, the materialwill be added to the Engineering Material Approved Source List.5. GENERAL INFORMATIONThe information given below is provided for clarification and assistancein meeting the requirements of this specification.5.1 Surface Tension Initial Sample(DuNouy Tensiometer, ASTM D 1331) at 25 C5.2 Boiling Range Initial Sample(ASTM D 1078)
