1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Released1994 12 08 Revised and Retyped, was 11 pages1984 11 20 SM/EQ 5503 TP ReleasedWP 3948-a Page 1 of 6 POLYSULFONE, 10 % GLASS FIBER ESK-M4D477-APOLYSULFONE, 10 % GLASS FIBER INACTIVE LESK-M4D477-B1. SCOPEThe m
2、ate rial defined by this specification is a glass fiber reinforcedpolysulfone molding compound. This material is self-extinguishing withoutflame retardant additives (SE).2. APPLICATIONThi s specification was originally released for material used for plughousings.3. REQUIREMENTSNote: The material sha
3、ll be conditioned for a min imum of 24 h at 23 EC +/-2 EC and 50 % +/- 5 % rel ative humidity prior to test and tested under thesame conditions unless otherwise specified.The values of this specification are based on natural co lored and pigmentedmaterial.3.1 REQUIREMENTS FOR THE MOLDING COMPOUND3.1
4、.1 Glass Fiber Content 7.5 - 12.5 %(ISO 3451/1, Method A, 30 minutes at700 +/- 50 EC, test portion 0.6 to 0.8 g)3.2 REQUIREMENTS FOR THE TEST SPECIMENSAll tests shall be carried out on injection mold ed specimens with theexcepti on of clause 3.2.6. These test specimens may be eithercomp ression mold
5、ed, injection molded or extruded. Preparation ofspecimens according to ISO 294. The optimum mol ding conditions shallbe as recommended by the supplier of the molding compound.3.2.1 Density, Natural 1.285 - 1.315 g /cm 3(ISO R 1183, Method A)This range may be exceeded by pigmented material.ENGINEERIN
6、G MATERIAL SPECIFICATIONESK-M4D477-ALESK-M4D477-BWP 3948-b Page 2 of 6 3.2.2 Tensile Strength at Max Load, min 90 MPa(ISO R 527, Type 1, thickness of testspecimen: 3.0 - 3.2 mm, test speed: 5 mm/minute)3.2.3 Shear Modulus(ISO R 537, Method A, specimen size:60 x 10 x 1 mm)At 23 EC 1100 - 1500 MPaAddi
7、tionally a shear modulus curve shall be plot ted from - 50to + 185 EC and s hall be within the tolerance range shown onpage 5. At least one measurement at 5 EC intervals isnecessary to establish the curve.Note: The test specimens must be injection molded in theabove mentioned size with front end gat
8、ing and shall not becut from larger test specimens.3.2.4 Izod Impact Strength, Notched(ISO 180/4A, specimen size 63.5 x12.7 x 3.2 mm, type A notch, numberof specimen: 10 for each test)Natural Colored PigmentedMaterial MaterialAt 23 EC, min 60 kJ/m 50 kJ/m2 2At - 40 EC, min 57 kJ/m 50 kJ/m2 2The test
9、 specimens must be injection molded in the abovementioned size with front end gating and shall not be cutfrom larger test specimens.Note: The test specimens must be injection molded in theabove mentioned size with front end gating and shall not becut fro m larger test specimens. Maximal fin 0.1 mm.
10、Thetest specimens mu st be stored 6 - 8 h at - 40 +/- 1 EC priorto cold impact test. Testing shall be done within the coldbox, if not possible, test can be conducted outside, butwithin 5 s.3.2.5 Heat Deflection Temperature(ISO 75, specimen size 127 x 12.7 x 3.2 mm)Method A: 1.80 MPa, min 180 ECENGIN
11、EERING MATERIAL SPECIFICATIONESK-M4D477-ALESK-M4D477-BWP 3948-b Page 3 of 6 3.2.6 FLAMMABILITY3.2.6.1 ESK-M4D477-A(ISO 3795)Burn Rate, 0 mm/minuteS elf-extinguishingL3.2.6.2 ESK-M4D477-B(FLTM EU-BN 24-2)Burn Rate 0 mm/minuteS elf-extinguishingNote to FlammabilityThe flammability shall be determined
12、on 100 x 355mm specimens with a thickness of 0.9 - 1.1 mm andsmooth surface.3.3 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 establishe
13、d for i nitial approval shallconst itute the reference 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.3.4 SUBSTANCE CONTROLLegal, health, safe
14、ty a nd environmental constraints may apply to themate rials which are submitted for approval to this specification.Refer to Engineering Material Specification SK-M99P9999-A.3.5 REQUIREMENTS FOR THE FINISHED PARTAs specified on Engineering Drawing.3.6 SUPPLIERS RESPONSIBILITYAll materials supplied t
15、o this specification must be equivalent inal l characteristics to the material upon which approval wasoriginally granted.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 no
16、t 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 Engineeringactivity. Test data, t est samples an
17、d a new code identification areto be submitted with the request.ENGINEERING MATERIAL SPECIFICATIONESK-M4D477-ALESK-M4D477-BWP 3948-b Page 4 of 6 Substance restrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restrictions aredefined in Engineering Ma
18、terials Specification WSS-M99P9999-A1.4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresp onsible Materials Engineering activity. Suppliers desiring approvalof thei r materials shall first obtain an expression of interest from theaffec ted Purchasing,
19、 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 aqualified and authorized representative of the test faci lity, demonstratingful l compliance with all the req
20、uirements 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 intended proces
21、ses and/or applications. Uponapprov al, the 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 COEFFICIENT OF LINEAR THERMAL EXPANSI
22、ON 2.7 - 3.3 x 10E 1/ EC-5(ASTM D 696)5.2 SHRINKAGE(ISO 2577, except injection molded specimen)5.2.1 Molding Shrinkage 0.4 - 0.6 %After 48 h storage at room temperature.5.2.2 Post Shrinkage5.2.2.1 After storage for 48 h at 80 EC 0.05 - 0.15 %5.2.2.2 After storage for 30 minutesat 120 EC 0.05 - 0.15
23、%5.3 WATER ABSORPTION 0.3 - 0.4 %(ISO 62, Method 1, except test result inpercent. Test specimens dry as molded; specimendia 50 +/- 1 mm, specimen thickness: 3.0 +/- 0.2 mm)ENGINEERING MATERIAL SPECIFICATIONESK-M4D477-ALESK-M4D477-BWP 3948-b Page 5 of 6 5.4 FLEXURAL MODULUS 4000 - 4200 MPa(ISO 178, tangent, specimen size 80 x 10 x 4 mm)Sr -Factor 0.01Bending span 60 mm5.5 HEAT DEFLECTION TEMPERATURE(ISO 75, specimen size: 127 x 3.2 mm)Method B: 0.45 MPa 185 - 190 ECENGINEERING MATERIAL SPECIFICATIONESK-M4D477-ALESK-M4D477-BWP 3948-b Page 6 of 6
