FORD WSS-M14J521-A1-1998 PRIMER THINNER《瓷漆稀释剂》.pdf
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1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1998 09 28 Activated P. OsmanWP 3948-a Page 1 of 3PRIMER THINNER WSS-M14J521-A1PURGE THINNER WSS-M14J521-A21. SCOPEThe materials defined by these specifications are solvent thinners.2. APPLICATIONThese specificat
2、ions were released originally to define special solventthinners required for use in high ambient temperatures in the Indiansub-continent.3. REQUIREMENTS3.1 QUALITY SYSTEM REQUIREMENTSMaterial suppliers and part producers must conform to QualitySystem Requirements, QS-9000. Material specification req
3、uirementsare 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 Materialsactivity and/or Ford Supplier Technical Assistance (STA) prior toproduction parts submission. Appropriat
4、e statistical tools must beused to analyze process/product data and assure consistentprocessing of the materials.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 relevant Material
5、s Activity.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct infraredand/or thermal analysis of material/parts supplied to thisspecification. The IR spectra and thermograms established forinitial approval shall constitute the reference standard and
6、shallbe kept on file at the designated material laboratory. All samplesshall produce IR spectra and thermograms that correspond to thereference standard when tested under the same conditions.ENGINEERING MATERIAL SPECIFICATIONWSS-M14J521-A1WSS-M14J521-A2WP 3948-b Page 2 of 33.3 CONDITIONING AND TEST
7、CONDITIONSAll test values indicated herein are 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.3.4 COMPOSITIONWSS-M14J521-A1 WSS-M14J521-A2Xyle
8、ne 70 - 80 % Toluene 75 - 85%Butyl Cellosolve 20 - 30 % N-Butanol 8 - 12%Methyl Isobutyl 8 - 12%Ketone3.5 PROPERTIES3.5.1 Density at 20 C(ASTM D 1298)WSS-M14J521-A1 .875 - .879WSS-M14J521-A2 .852 - .8563.5.2 Flash PointThe flash point shall conform to the safety regulationsapplicable to the plant an
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- FORDWSSM14J521A11998PRIMERTHINNER 稀释剂 PDF
