1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2007 03 16 Revised Inserted 3.0; Deleted 3.19 curing cycle according to 3.6 of Test Method, Section 2, test panel thickness 1.5 +/- 0.1 mm) 3.9 ADHESION AFTER HEAT AGEING No chipping, no loss of adhesion (FLTM BV 155-02, Method B, heat ageing
2、 14 days at 80 +/- 2 C, Load “A“, curing cycle according to 3.6. of Test Method, Section 2, test panel thickness 1.5 +/- 0.1 mm) 3.10 CORROSION RESISTANCE No corrosion Test Method: 1) Apply material under test in the dimension of 280 x 280 mm centrally on 300 x 300 mm test panels, prepared according
3、 to clause 3, Note. 2) Expose separate test assemblies to: a) Minimum heat curing cycle b) Maximum heat curing cycle of FLTM BV 150-05, Table 3. 3) Condition test specimens for 24 hours at room temperature, then store specimens in a humidity cabinet for 240 hours at 38 +/- 2 C and 98 +/- 2% relative
4、 humidity. 4) Remove a 30 x 280 mm strip of material from test specimens and examine for evidence of corrosion. ENGINEERING MATERIAL SPECIFICATION SK-M99G9524-A Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 3 of 6 3.11 TEMPERATURE CYCLING TEST No chipping, shrink
5、age, blistering or loss of adhesion. Test Method: 1) Specimen preparation according to 3.10 of Test Method, Section 1 and 2, test panel thickness 1.5 +/- 0.1 mm. 2) Condition test specimens for 24 hours at room temperature and subject three times to the following cycle: 3 h at 80 +/- 2 C 1 h at 23 +
6、/- 2 C 3 h at - 30 +/- 1 C 1 h at 23 +/- 2 C 16 h at 38 +/- 2 C and 98 +/- 2% relative humidity 3) After 24 hours at room temperature, test the specimens according to FLTM BV 155-02, Method A, clause 6 - 10, Load “A“. 3.12 PAINTABILITY No loss of adhesion or blistering. The paint must form a closed
7、film over the material surface. Discoloration or staining permitted. Test Method: 1) Apply 80 x 280 mm test material centrally to 100 x 300 mm test panels. 2) Coat test specimens with light colored production enamel at a wet coating thickness of approximately 0.025 mm. 3) After 3 minutes storage at
8、room temperature, cure according to FLTM BV 150-05, Table 3, minimum heat curing cycle. 3.13 PALLETIZING The material shall separate easily from each other without tearing. Test Method: 1) Cut from material under test 5 specimens 100 x 100 mm and determine weight and thickness per specimen. 2) Ply-u
9、p and cover with an aluminum plate of same size. 3) Load with a dead weight equaling a plied-up height of 600 mm minus the weight of 5 specimens and cover plate. 4) Expose test assembly in a mechanical convected air dry oven maintained at a temperature of 35 +/- 2 C for 2 weeks. Cool to room tempera
10、ture, remove weight and cover plate and examine as described above. ENGINEERING MATERIAL SPECIFICATION SK-M99G9524-A Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 4 of 6 3.14 DAMPING FACTOR, min eta = 0.11 (FLTM EU-BV 060-01, material thickness 1.6 +/- 0.1 mm, he
11、at fuse according to FLTM BV 150-05, Table 3, min curing cycle. Test after 24 h conditioning at 23 +/- 2 C) 3.15 ADHESION Material must not be removed from panel without being destroyed. Test Method: 1) Specimen preparation according to 3.6, Test Method, Section 1 and 3. 2) After 2 hours storage at
12、room temperature, make two cuts through the test material along the whole length and try to peel off test material starting at the edge. 3.16 PENETRATION, max 0.7 mm Test Method: 1) Specimen preparation according to 3.6, Test Method, Section 1 and 2. 2) After 24 hours at room temperature, test penet
13、ration with a 11.3 mm dia indentor foot at a loading of 400 N/cm2 for 30 seconds. 3.17 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 in normal production use. 3.18 HEAL
14、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 object
15、ionable 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
16、 5 C and 28 C. 5.2 HEIGHT IN STORAGE As recommended by supplier. ENGINEERING MATERIAL SPECIFICATION SK-M99G9524-A Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 5 of 6 ENGINEERING MATERIAL SPECIFICATION SK-M99G9524-A Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 6 of 6
