FORD ESK-M5G37-A3-1994 BARRIER ACOUSTICAL MOULDED TRANSMISSION《传动系统用模制隔声材料》.pdf

1、ENGINEERING MATERIFI, SPECIFICATION aim Material Name Specification Number BARRIER, ACOUSTICAL, MOULDED, TRANSMISSION ES K-M5G3 7 -A3 BARRIER, ACOUSTICAL, MOULDED, TRANSMISSION DELTA ESK-MSG37-B3 1. 2. 3. SCOPE The material defined by this specification deadening moulded part. -APPLICATION This mate

2、rial was originally released as panel gear shift opening. REQUIREMENTS Construction 14 mm PU soft foam with 12 mm PU chip foam acc 7mm PU soft foam wit Note: If the finished paration of plane specimens, the supplier i r with the Initial Sample Report, specimens t manufacture used The material shall

3、3.1 PU SOFT 50 %, 22 h, 70 C) WP 3948-a Page 1 of 7 37 kg/m3 5% 3.5 - 4.5 kPa %O1bO 0036202 634 ENGINEERING MATERIAL SPECIFICATION ESK-M5G37-A3 DELTA ESK-M5G37-B3 3.2 FINISHED PART 3.2.1 Low Temperature Flexibility after Ageing No delamination or break. Test Method: 1) Expose the finished part at 90

4、 +/- 2 c for 120 hours. 2) After conditioning to room temperature store the part/section and a steel bail of diameter 38 mm and 225 g for 4 hours at - 30 +/- 1 C in a cold box. Place the part/section horizontally on a base plate. 3) While still in the cold box drop the steel ball to the specimen fro

5、m a height of 500 mm. 3.2.2 Environmental Cycling The finished part shall show no evidence of delamination and shall not warp to an extent that would affect its use in ultimate assembly. Test Method: the following cycle in the sequence indicated below: The finished part shall be subjected 3 times to

6、 16 h at 38 +/- 2 C and 98 i/- 2 % relative humidity 4 h at 80 +/- 2 C 4 h at - 40 +/- 1 C Examine after conditioning to room temperature. 3.2.3 Flammability 3.2.3.1 ESK-M5G37-A3 (IS0 3795) Burn Rate, max 250 m/minute DELTA 3.2.3.2 ESK-MSG37-B3 (FLTM EU-BN 24-2) Burn Rate, max 100 m/minute In order

7、to comply with Federal Motor Vehicle Safety Standard No. 302, the materials, portions of components, and composites shall not burn or transmit a flame across their surlace, at a rate of more than. 100 mm/minute. To demonstrate compliance, the sample size and method of testing shall be in accordance

8、with FLTM EU-BN 24-2. WP 3948-b Page 2 of 7 9009360 0036203 570 ENGINEERING MATERIAL SPEC1 FI CATION ESK-M5G37-A3 DELTA ESK-M5G37-B3 3.2.3.2.1 Performance - Environmental Ageing Requirement All materials, portions of components, and composites defined by this specification that have not been treated

9、, modified or reformulated, and exceed a maximum burn rate of 75 mm per minute as specified by the Flammability Lot Sampling Plan of ELTM EU-BN 24-2, must be evaluated for permanency of the materials flame retardant properties per S K-M9 9 P 9 5 O O-A, Table 1 according to the accelerated environmen

10、tal ageing requirements applicable to the basic material category of this particular specification. Any material, portions of components, and composites defined by this specification that have been treated, modified or reformulated to conform to Flammability Lot Sampling Plan of FLTM EU-BN 24-2, reg

11、ardless of maximum burn rate, must be evaluated for both permanency of materials flame retardant properties and changes in mechanical, chemical and physical properties per SK-M99P9500-AI Table 1 applicable to the basic material category of this particular specification. 3.2.4 Insulating Properties (

12、FLTM Eu-BV 60-4, except measuring without metal panel) Minimum Requirement See Figure 1 Note: Ply up single layers as outlined under clause 3, Construction. WP 3948-b Page 3 of 7 9009160 0036204 407 ;C 1 FI CAT I ON ESK-MSG37-A3 3.2.5 3.2.6 3.2.7 Noise Absorption Properties (ASTM C 384; except deter

13、mine absorption properties for single layers as outlined under clause 3, Construction) Minimum Requirement See Figure 2 A = PU Chip Foam B = PU Soft Foam with Surface Skin 12 mm thick layer. QUALITY The material shall be of uniformquality free from foreign material and properties detrimental to norm

14、al production use. It shall not cause excessive soiling of handlers in normal production use. SUBSTANCE CONTROL Legal, health, safety and environmental constraints may apply to the materials which are submitted for approval to this specification. Refer to Engineering Material Specification SK-M99P99

15、99-A. 3.3 SUPPLIERS RESPONSIBILITY All materials supplied to this specification must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any change in the properties, composition, construction, color, processing or labeling of the material

16、 originally approved under this specification, whether or not such changes affect the materials ability to meet the specification requirements, the Supplier shall notify Purchasing, Toxicology and the affected Materials Engineering activity of the proposed changes and obtain the written approval of

17、the Materials Engineering activity. Test data, test samples and a new code identification are to be submitted with the request. Substance restrictions imposed by law, regulations or Ford, apply to the materials addressed by this document. The restrictions are defined in Engineering Materials Specifi

18、cation WSS-M99P9999-A1. WP 3948-b Page 4 of 7 = 7007160 0036205 343 ?ECIFICATION ESK-M5 G3 7-A3 DELTA ESK-M5G37-B3 4. APPROVAL OF MATERIALS Materials defined by this specification must have prior approval by the responsible Materials Engineering activity. Suppliers desiring approval of their materia

19、ls shall first obtain an expression of interest from the affected Purchasing, Design and Materials Engineering activity. Upon request, the Supplier shall submit to the affected Materials Engineering activity a completed copy of their laboratory test reports, signed by a qualified and authorized repr

20、esentative of the test facility, demonstrating full compliance with all the requirements of this specification (test results, not nominal values), the material designation and code number, and test specimens for Ford evaluation. Fords engineering approval of a material will be based on its performan

21、ce to this specification and on an assessment of suitability for intended processes and/or applications. Upon approval, the material will be added to the Engineering Material Approved Source List. . . 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in

22、meeting the requirements of this specification. 5.1 STORAGE STABILITY (From date of receipt at Ford Motor Company) Minimum 6 months. WP 3948-b Page 5 of 7 9009360 0036206 28T ENGINEERING MATERIAL SPECIFICATION ESK-M5G37-A3 DELTA ESK-M5G37-B3 . . WP 3948-b Page 6 of 7 9009Lb0 0036207 LLb ENGINEERING MATERIAL SPECIFICATION ESK-M5G37-A3 DELTA ES K-M5 G3 7 - B 3 - COEFFICIENT OF ABSORPTION ACTM c-384 E. WO 3948-b Page 7 of 7 %O09160 0036208 052 M