1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Release/Revision1993 03 10 NB00I10043054230 Released D. HenricksonWP 3948-a Page 1 of 3 THERMAL INSULATOR, FIBROUS, BASALT ROCK, WSB-M99G166-AMOLDABLE1. SCOPEThe mate rial defined by this specification is fibrous b
2、asalt rock bondedwith a the rmosetting resin and compression molded into a rigid or semi-rigid form.2. APPLICATIONThis s pecification was released originally for material used as an engineside dash panel thermal insulator.3. REQUIREMENTSPhysical and thermal property requirements listed below are bas
3、ed on moldedmaterial 13 +/- 2 mm thick with a density of 96 kg/m3 +/- 10 %.Production parts shall have thickness and weight/unit ar ea specified on theEngineering Drawing.3.1 STATISTICAL PROCESSSupplie rs must conform to the requirements of Ford Quality SystemStand ard Q-101. A mutually acceptable C
4、ontrol Plan as describedtherein is required for material/source approval. Appropriatestatist ical tools must be used to analyze process/product data sothat variation in the final product is continuously reduced.3.2 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on ma teri
5、al 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 SPECIFICATIONWSB-M99G166-AWP 3948-b Page 2 of 3 3.3 COMPOSITION, % by weightBasalt fiber
6、, produced from basalt rock with following composition:SiO2 49 +/- 3Al2O3 13 +/- 3CaO 11 +/- 2MgO 8.5 +/- 2FeO 10.5 +/- 2Na2O 2 +/- 1TiO2 1 +/- 0.5K2O 0.5 +/- 0.5Other 0.5 +/- 0.53.4 BINDER CONTENT 3 - 10 %Test method: Cut 10 g of sample into previously ignited and weighedporcelain cru cible. Condit
7、ion at 100 +/- 2 C for 3 h. Record theweig ht. Heat in a muffle furnace at 650 +/- 28 C for 4 h. Cool,weigh, and calculate binder content on basis of retained weight.% Binder Content = Original Weight - Retained Weight_ x 100Original Weight3.5 PARTING STRENGTH, min 500 g/g(ASTM C 686)3.6 WICKING, ma
8、x 10 mm(FLTM BN 118-01, Solutions A and B)3.7 MOISTURE RESISTANCEThe material shall not disintegrate, delaminate, sustain mold growth,develop an objectionabl e odor, or lose rigidity to an extent that itwill not support its own weight.Test Method: Expose a 300 x 300 mm sample in a humidity chamberma
9、intained at 38 +/- 2 C and 95 - 100 % relative humidity for 7 d.3.8 ODOR, dry and wet, max Rating 2(SAE J1351)3.9 FOGGING(FLTM BO 116-03)Fog Number, min 60The formation of droplets or coalescence into a clear film is causefor rejection.3.10 FLAMMABILITY(ISO 3795/SAE J369)Burn Rate, max 100 mm/minute
10、ENGINEERING MATERIAL SPECIFICATIONWSB-M99G166-AWP 3948-b Page 3 of 3 3.11 THERMAL CONDUCTIVITY, max 0.04 W/m-K(ASTM C 177)3.12 ADDITIONAL REQUIREMENTSSpecific requirements for material and/or manufa ctured parts shall bespecified on the Engineering drawing, Engineerin g parts specificationand/or per
11、formance specifications. All critical areas with respect tothese properties shall be clearly designated on the engineeringdrawing.3.13 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the material upon which approval wasoriginally gran
12、ted.Pri or to making any change in the properties, composition,constr uction, color, processing or labeling of the materialorig inally approved under this specification, whether or not suchchange s affect the materials ability to meet the specificationrequir ements, the Supplier shall notify Purchas
13、ing, Toxicology andthe affected Materials Engineering activity of the proposed changesand obtain the written approval of the Materials Engineeringactivity. Test data, t est samples and a new code identification areto be submitted with the request.Substance restrictions imposed by law, regulations or
14、 Ford, apply tothe materials addressed by this document. The restrictions aredefined in Engineering Material Specification WSS-M99P9999-A1.4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible Materials Engineeri ng activity. Suppliers desiring a
15、pproval ofthe ir materials shall first obtain an expression of interest from theaffec ted Purchasing, Design and Materials Engineering activity. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their laboratory test reports, signed by aqualifie
16、d and authorized representative of the test faci lity, demonstratingful l compliance with all the requirements of this specification (testresults, 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 i ntended processes and/or applications. Uponapprov al, the material will be added to the Engineering Material ApprovedSource List.
