1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 03 31 N-STATUS Replaced by WSS-M99P32-B; Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.19, 3.20 Revised Table B. Witkowski 2000 05 30 Revised Rev para 3.12, 3.16 distance between clamps at beginning of test should be 100 mm. 3.7.1.1 Original (N/
2、cm2) 10 - 150 Specific values to be quoted on the Engineering Drawing. 3.7.1.2 Change After Humidity Aging, %, max -30 (48 h at 38 +/- 2 C and 95 +/- 2% R.H.; 1 h at room temperature) 3.7.1.3 Change After Heat Aging, %, max -15 (14 days at 38 +/- 2 C, 1 h at room temperature) 3.7.1.4 Change After Im
3、mersion In Water, %, max -30 (48 h in distilled water at room temperature) 3.7.2 Compression and Recovery (For padding materials only) (SAE J1352 or equivalent) Shall not compress more than 70% of the original thickness, after loading with 35 kg. Upon removing the load, the material shall recover at
4、 least 65% of the compressed distance. 3.7.3 Compression Set, max 12% (For foam materials only) (ISO 1856, Method A/ASTM D 3574, Test D) 3.7.4 Tear Strength (N/cm), min 50 (ASTM D 5733 for non-woven materials) (ASTM D 3574, Test F, for foam materials) Specimens to be cut from flat areas of finished
5、parts. 3.7.5 Peel Strength (Laminates only) (FLTM BN 151-05, 30 minute immersion) Samples are cut to 250 mm lengths. Each sample tested is subjected to one of the following fluids quoted in 3.8. ENGINEERING MATERIAL SPECIFICATIONWSS-M99P32-A Printed copies are uncontrolled Copyright 2006, Ford Globa
6、l Technologies, LLC Page 4 of 7 Samples must meet at least one of the following requirements: . Achieve peel strength value of 9 N/50 mm, min . Adhesion of the cover material shall exceed the cohesive strength of the fabric substrate. 3.8 RESISTANCE OF INSULATORS TO VARIOUS TEST REAGENTS (ASTM D 896
7、) The finished or surrogate part shall not dissolve, exhibit tackiness or delaminate when immersed in each of the following test reagents for a 4 hour period. Use a separate specimen for each test reagent. Test Reagents: 1. Deionized Water 2. 3% Salt Solution 3. Oil No. 1 of ASTM D 471* 4. Brake flu
8、id FMVSS DOT 3 or FMVSS DOT 5.1* 5. Sulfuric acid (10% by weight in distilled water) 6. Longlife coolant WSS-M97B44-D (50% by weight in distilled water)* 7. Transmission fluid WSS-M2C200-C* 8. Window washer solvent 50% Methanol or Ethanol or Isopropyl Alcohol* 9. Power Steering Fluid WSA-M2C195-A *O
9、r currently released equivalent fluid. 3.9 MOISTURE ABSORPTION, %, max 30 1. Cut a 200 x 200 mm specimen from the part to be tested and seal any cut edges, e.g. with wax. 2. Weigh the specimen (200 x 200) nearest to 0.1 g. 3. Condition part/section in suspended position at 38 +/- 2 C and 95 +/- 2% R
10、.H. for 24 h. 4. After 1 h at room temperature weigh the part/section nearest to 0.1 g and determine increase of weight in percentage based on the original weight. 3.10 LOW TEMPERATURE FLEXIBILITY (Aluminum foil/fabric laminates only) No sign of cracking or delamination of the foil laminate after th
11、e sleeve is conditioned at -35 C for 5 h, and then wrapped around a mandrel which is 2 times the nominal diameter of the sleeve or a 12.7 mm diameter mandrel (for flat laminates). Sample length for the test is 300 mm. 3.11 ACOUSTICAL PROPERTIES The acoustic performance requirements are not defined i
12、n this specification. The performance should be established on individual components and the requirements noted on the Engineering Drawing. ENGINEERING MATERIAL SPECIFICATIONWSS-M99P32-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 5 of 7 3.11.1 Airborne Noise R
13、eduction (for sound barriers only) (SAE J1400) Noise reduction should be as specified on the Engineering Drawings. 3.11.2 Sound Absorption (for sound absorbers only) (ASTM C 384/ASTM E 1050) Sound absorbed should be as specified on the Engineering Drawings. 3.11.3 Vibration Damping (For Vibration Da
14、mpers only) (ASTM E 756/SAE J1637) Vibration damping should be as specified on the Engineering Drawing. 3.12 THERMAL PROPERTIES The surface of the part/material being protected shall not reach its maximum use temperature when tested at the maximum vehicle use temperature as determined from applicabl
15、e vehicle tests. 3.12.1 Thermal Conductivity, max (W/M/deg K) (ASTM C 518, C 177) As specified on the engineering drawings 3.12.2 Heat Resistance, (for thermal insulators only) Insulation materials shall not crack, warp, flame, glow, smolder, degrade, delaminate, develop an objectionable odor or exh
16、ibit any exothermic reaction when tested at the maximum vehicle use temperature as determined from applicable vehicle tests. 3.12.3 Floor Heat Insulation, max 60 C on the (Interior acoustical and thermal top surface of insulators, (SAE J1361, 2h) floor systems Test at the maximum vehicle floor pan t
17、emperature (without throw in mats) as determined from floor heat mapping studies conducted by the Ford heat management team. The heat resistance for any other application would be as specified on the Engineering Drawing. 3.12.4 Thermal Sleeve Heat Insulation (SAE J2302) 3.13 ODOR, max (for interior
18、parts only) max Rating 2 (FLTM BO 131-01) ENGINEERING MATERIAL SPECIFICATIONWSS-M99P32-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 6 of 7 3.14 FOGGING (applicable to interior parts only) (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditio
19、ning 1 and 16 h) Fog Number, min 70 Formation of clear film, droplets or crystals is cause for rejection. 3.15 RESISTANCE TO MILDEW The material shall exhibit no visible evidence of mildew growth and/or objectionable odor after 7 days exposure in a humidity cabinet maintained at 98 +/- 2% relative h
20、umidity and 38 +/- 2 C. 3.16 FLAMMABILITY (SAE J369/ISO 3795) 3.16.1 Burn Rate, max 100 mm/minute For engine/underbody components: 3.16.2 Burn Rate SE 10 seconds 3.16.3 Burn Rate (Test Sample Temp. 150 C) SE 20 seconds The flame must extinguish within the specified time after the ignition flame is r
21、emoved and must not glow or smolder. 3.17 FLAMMABILITY Does not ignite (VDE 0471, Part 2/IEC 695 Part 2-1, Hot wire: 750 C) For engine/underbody components only. 3.18 CORROSIVENESS TO STEEL, min Rating 4 (SAE J1389) 5. GENERAL INFORMATION The information given below is provided for clarification and
22、 assistance in meeting the requirements of this specification. 5.1 Suppliers can use the following tests for developmental work. 5.1.1 Absorption Properties (Alpha Cabinet, frequency range 400 - 10,000 Hz) 5.1.2 Sound Insulation Properties (Apamat II Cabinet, frequency range 100 - 6300 Hz) 5.2 Purch
23、ase departments will ensure that materials defined in this specification and shipped to any one assembly plant will be produced by one supplier only. ENGINEERING MATERIAL SPECIFICATIONWSS-M99P32-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 7 of 7 Table 1 Appli
24、cable Test Requirements Shown below are the applicable paragraphs for each acoustical or thermal material applications. Applications Paragraph Interior 3.0, 3.4, 3.5, 3.6.1, 3.6.3.1, 3.7.1.1, 3.7.1.2, 3.7.1.3, 3.7.1.4, 3.7.2, 3.7.3, 3.7.4, 3.9, 3.10, 3.11.1, 3.11.2, 3.11.3, 3.12.1, 3.12.2, 3.12.3, 3
25、.12.4, 3.13, 3.14, 3.15, 3.16.1, 3.18 Engine/Compartment Underbody 3.0, 3.4, 3.5, 3.6.2, 3.6.3.2, 3.7.1.1, 3.7.1.2, 3.7.1.3, 3.7.1.4, 3.7.2, 3.7.3, 3.7.4, 3.7.5, 3.8, 3.9, 3.10, 3.11.1, 3.11.2, 3.11.3, 3.12.1, 3.12.2, 3.12.3, 3.12.4, 3.13, 3.14, 3.15, 3.16.1, 3.16.2, 3.16.3, 3.17, 3.18 Thermal Insulators 3.0, 3.4, 3.5, 3.6.2, 3.6.3.2, 3.7.1.1, 3.7.1.2, 3.7.1.3, 3.7.1.4, 3.7.4, 3.7.5, 3.8, 3.9, 3.10, 3.11, 3.12.1, 3.12.2, 3.12.3, 3.12.4, 3.14, 3.15, 3.16.1, 3.16.2, 3.16.3, 3.17, 3.18 Other 3.0, 3.4, 3.5
