1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1996 10 24 Activated B. LangeWP 3948-a Page 1 of 3 SOLVENT, ISOPROPYL ALCOHOL WSK-M14J251-A1. SCOPEThe material defined by this specification is an organic solvent.2. APPLICATIONThis specification was released or
2、iginally for material used as solvent anda cleaning agent for substrates (plastics, etc.) where the solubility doesnot allow other usual solvents.3. REQUIREMENTS3.1 QUALITY SYSTEM REQUIREMENTSMaterial suppliers and part producers must conform to Quality SystemRequirements, QS-9000. Material specific
3、ation r equirements are to beused fo r initial qualification of materials. A Control Plan forong oing production verification is required. This plan must bereviewed and approved b y the relevant Ford Materials activity and/orFor d Supplier Technical Assistance (STA) prior to production partssubmissi
4、on. Appropriate statistical tools must be used to analyzepr ocess/product data and assure consistent processing of thematerials.Part producers using this material in their products, must use Fordapproved materials and must conform to a process control plan whichhas been approved by STA and/or the re
5、levant Materials Activity.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct infrared and/ortherma l analysis of material/parts supplied to this specification.The IR spectra and thermograms established for i nitial approval shallconst itute the refer
6、ence standard and shall be kept on file at thedesignated material laboratory. All samples sha ll produce IR spectraand thermograms that correspond to the reference standard when testedunder the same conditions.3.3 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on ma teria
7、l conditioned ina control led atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested under thesame conditions unless otherwise specified.ENGINEERING MATERIAL SPECIFICATIONWSK-M14J251-AWP 3948-b Page 2 of 3 3.4 FLASH POINTThe flash point is lower t
8、han normal and usage shall conform to thesafety regulations applicable to the plant and/or country where thematerial shall be used.3.5 COMPOSITIONAliphatic secondary alcohol. Molecular weight. 60.10Maximum level of water impurity. 0.5 %3.6 PHYSICAL PROPERTIES3.6.1 StabilityDuring a storage of 2 year
9、s at temperature between 5 - 28 C(o r as recommended by the supplier) the material in theclosed original contain er shall remain stable with no changein colour.3.6.2 Assay (GLC), min 99.5 %3.6.3 Density, as delivered 0.785 +/- 0.002 g/mL(ASTM D 1475) at 20 C3.6.4 Distillation Range 80 - 83 C(ASTM D
10、1078)3.6.5 Flash Point 12 +/- 2 C(ASTM D 56)3.6.6 Acidity, max 0.002 % free acid calculated asAcetic Acid3.7 APPEARANCE3.6.1 Colour Water-white3.8 SAFETYBefore application all local protection operations to be alerted.3.9 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be e
11、quivalent inal l characteristics to the material upon which approval wasoriginally granted.ENGINEERING MATERIAL SPECIFICATIONWSK-M14J251-AWP 3948-b Page 3 of 3 Pri or to making any change in the properties, composition,constr uction, color, processing or labeling of the materialorig inally approved
12、under this specification, whether or not suchchange s affect the materials ability to meet the specificationrequir ements, the Supplier shall notify Purchasing, Toxicology andthe affected Materials Engineering activity of the proposed changesand obtain the written approval of the Materials Engineeri
13、ngactivity. Test data, t est samples and a new code identification areto be submitted with the request.Substance restrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restrictions aredefined in Engineering Materials Specification WSS-M99P9999-A1.4. A
14、PPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible Materials Engineeri ng activity. Suppliers desiring approval ofthe ir materials shall first obtain an expression of interest from theaffec ted Purchasing, Design and Materials Engineering activity
15、. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their laboratory test reports, signed by aqualified and authorized representative of the test faci lity, demonstratingful l compliance with all the requirements of this specification (testresul
16、ts, not nominal values), the material designation a nd code number, andtes t specimens for Ford evaluation. Fords engineering approval of amateri al will be based on its performance to this specification and on anassessment of suitability for intended processes and/or applications. Uponapprov al, th
17、e material will be added to the Engineering Material ApprovedSource List.5. GENERAL INFORMATIONThe information given below is provided for clarification and assistancein meeting the requirements of this specification.5.1 MANUFACTURING ENGINEERING REFERENCESApplicable Process StandardVehicles which are produced in NAAOC-200 (F) General PaintingC-600 (F) ElectrocoatPL53-33 (F) PhosphateVehicles which are produced in EAOC-800 Painting - Process
