1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2007 03 14 Revised Inserted 3.0; Deleted 3.19 distance from panel edges 20 mm. 2) 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 humidity
2、 3) Remove a 30 x 280 mm strip of material from test specimens and examine for evidence of corrosion. 3.11 TEMPERATURE CYCLING TEST No chipping, shrinkage, blistering or loss of adhesion. ENGINEERING MATERIAL SPECIFICATION SK-M99G9521-A Printed copies are uncontrolled Copyright 2007, Ford Global Te
3、chnologies, LLC Page 3 of 6 Test Method: 1) Specimen preparation according to 3.10, Test Method, section 1. 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 +/- 2 C 3 h at - 30 +/- 1 C 1 h at 23 +/- 2 C 16 h at 3
4、8 +/- 2 C and 98 +/- 2% relative humidity 3) After conditioning at room temperature for 24 hours test the specimens according to FLTM BV 155-02, Method A, clause 6 - 10, Load “A“. 3.12 PAINTABILITY No shrinkage or blistering. The paint must form a closed film over the material surface. Discoloration
5、 and staining permitted. Test Method: 1) Apply 280 x 280 mm test material centrally to 300 x 300 mm test panels. 2) Paint test specimens according to FLTM BI 103-02, Method Bb using light colored production paint. 3.13 PALLETISING The material shall separate easily from each other without tearing. T
6、est Method: 1) Cut from material under test 5 specimens 100 x 100 mm 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 plied up height of 600 mm minus the weight of 5 specimens and cover plate. 4) Expose te
7、st assembly in a mechanical convected air dry oven maintained at a temperature of 35 +/- 2 C for 2 weeks. Cool to room temperature, remove weight and cover plate and examine as described above. 3.14 DAMPING FACTOR, min eta = 0.12 (FLTM EU-BV 060-01, material thickness max 2.5 mm, heat fuse acc to FL
8、TM BV 150-05, Table 2, min curing cycle, Phase 1. Test after 24 h conditioning at room temperature) ENGINEERING MATERIAL SPECIFICATION SK-M99G9521-A Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 4 of 6 3.15 ADHESION Material must not be removed from panel without
9、 being destroyed. Test Method: Specimen preparation according to 3.6, Test Method, section 1 to 3. 3.16 PENETRATION, max 1 mm Test Method: 1) Specimen preparation according to 3.6, Test Method, section 1 and 2. 2) After 24 hours at room temperature, test penetration with a 11.3 mm diameter indentor
10、foot at a loading of 400 N/cm2. 3.17 HEALTH 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, et
11、c. The material shall be free from objectionable odors both as received and after storage. 3.18 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.
12、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 5 C and 28 C. 5.2 HEIGHT IN STORAGE As recommended by supplier. ENGINEERING MATERIAL SPECIFICATION SK-M99G9521-A Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 5 of 6 ENGINEERING MATERIAL SPECIFICATION SK-M99G9521-A Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 6 of 6
