1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 11 06 Revised S-M99G4604-B inactivated and removed, no replacement named; Inserted 3.0; Deleted 3.6 2.8 N plates) 3.5.2 Total Mass, max 8 kg/m23.5.3 Flexibility No chipping or cracking of cover material and/or heavy layer pad. 3.5.4 Cold
2、Impact Resistance (FLTM EU-BV 055-06, Load A, -30 C) No chipping of cover material and/or heavy layer pad or tearing at fastening slots. 3.5.5 Palletizing The material shall separate easily upon peeling by hand without testing. There shall be no fiber or foam resin sticking to the cover material aft
3、er separation. Test Method: (See Figure 1) 1) Cut five specimens 200 x 200 mm from material under test and determine weight and thickness per specimen. 2) Ply-up and cover with an aluminum plate of same size. 3) Load with a dead weight equaling a ply-up height of 500 mm minus weight of five specimen
4、s and cover plate. 4) Expose assembly in a mechanical convected oven maintained at a temperature of 50 +/- 2 C for 2 weeks. Cool to room temperature, remove weight and cover plate and examine as described above. ENGINEERING MATERIAL SPECIFICATION S-M99G4604-C Printed copies are uncontrolled Copyrigh
5、t 2006, Ford Global Technologies, LLC Page 3 of 7 3.5.6 Splitting Resistance (Fiber Pad), min 1 kN/m 2Test Method: (See Figure 2) 1) Three test specimens 100 x 100 mm shall be bonded to two specimen holders each (see fig. 2) and conditioned for 24 hours at room temperature (use adhesive S-M2G4610-A
6、or equivalent). 2) Determine splitting resistant in a tensile testing machine at a rate of pull of 25 mm/minute. 3.5.7 Heat Resistance No separation between fiber or foam padding and heavy layer pad or splitting fiber or foam padding. No deterioration of heavy layer and/or bitumen cardboard. Test Me
7、thod: (See Figure 3) 1) Cut from material under test specimens 200 x 200 mm and bond with the fiber or foam surface to primed metal panels 300 x 300 mm using adhesive S-M2G4601-A or equivalent. 2) Condition for 24 hours at room temperature and suspend in a mechanical convected oven maintained at 90
8、+/- 2 C for 2 weeks. 3.5.8 Shrinkage The finished part shall not shrink in excess of 3% at any direction after one hour at 80 +/- 2 C ambient air temperature. Cool to room temperature prior to measuring shrinkage. 3.5.9 Mildew Resistance (Fiber Pad) The material shall be free from mildew and malodor
9、. There shall be no visible changes evident after drying. Test Method: Place a 100 x 100 mm sample of fiber padding soaked with distilled water in a beaker glass of one liter capacity and cover tightly with a lid. Maintain assembly at a temperature of 35 +/- 2 C for 350 hours. Remove lid and examine
10、 as described above. 3.5.10 Flammability 3.5.10.2 Burn Rate, max 100 mm/minute In order to comply with the Federal Motor Vehicle Safety Standard No. 302, the materials, portions of components, and composites shall not burn or transmit a flame across their surface, at a rate of more than 100 mm/minut
11、e. To demonstrate compliance, the sample size and method of testing shall be in accordance with FLTM EN-BN 024-02. ENGINEERING MATERIAL SPECIFICATION S-M99G4604-C Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 4 of 7 3.5.11 Performance-Environmental Ageing Require
12、ment All materials, portions of components, and composites defined by this specification that have not been treated, modified or reformulated, and exceed a maximum burn rate of 75 mm per minute as specified by the Flammability Lot Sampling Plan of FLTM EU-BN 024-02, must be evaluated for permanency
13、of the materials flame retardant properties per SK-99P9500-A, Table 1 according to the accelerated environmental ageing requirements applicable to the basic material category of this particular specification. Any material, portions of components, and composites defined by this specification that hav
14、e been treated, modified or reformulated to conform to Flammability Lot Sampling Plan of FLTM EU-BN 024-02, regardless 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-A, Ta
15、ble 1 applicable to the basic material category of this particular specification. 3.5.12 Acoustic Overall Efficiency (FLTM BV 160-03) In accordance with Figure 4. 3.5.13 Compression Set, max 35% (ASTM D 1564, Method B, 50% compression, 22 h at 23 +/- 2 C and 50 +/- 5% relative humidity. Measure fina
16、l thickness of test specimen one hour after removal from apparatus) 3.5.14 Quality The material shall be of uniform quality free from foreign material and properties detrimental to normal production use. It shall not cause excessive soiling of handlers under normal production operations. 3.5.15 Heal
17、th Hazards and Odor The material must not contain any ingredients (matter) which, under normal production conditions, could lead to health hazards such as skin rash or irritation (dermatitis), irritation of the mucous membranes, difficulties in breathing, etc. The material shall be free from objecti
18、onable odors both as received and after storage. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 STORAGE STABILITY (From date of receipt at Ford Motor Company) Minimum 6 months when stored between
19、5 and 28 C. 5.2 HEIGHT IN STORAGE, max 600 mm ENGINEERING MATERIAL SPECIFICATION S-M99G4604-C Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 5 of 7 ENGINEERING MATERIAL SPECIFICATION S-M99G4604-C Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 6 of 7 ENGINEERING MATERIAL SPECIFICATION S-M99G4604-C Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 7 of 7
