1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2007 09 11 Activated W. Janitschke Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 1 of 4 NVH, RUBBER, SPRAYABLE, PRIMER for Shore Hardness after conditioning at 23 +/- 2 C for 4 h. 3.13 ABRASIVES The materia
2、l shall contain no abrasive agents. Test Method: Dilute a one gram sample of material with one gram of special white spirit (Boiling Range 60/140) and mix thoroughly. Rub a portion of the diluted material 5 times between two pieces of flat, clean plate glass. The appearance of scratches on the glass
3、 plate will be considered failure. ENGINEERING MATERIAL SPECIFICATIONWSS-M4G443-A1 Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 4 of 4 3.14 SPRAYABILITY The material shall be a smooth homogeneous mixture, free from foreign material and suitable for use in airles
4、s spray equipment. It shall spray evenly and rapidly with no tip clogging or fluctuations in the spray pattern and with a min spray-back and fogging. 3.15 QUALITY The material shall be of uniform quality, free from foreign material and properties detrimental to normal production use. 3.16 STORAGE ST
5、ABILITY, min 3 months (From date of receipt at Ford Motor Company) When stored in sealed unopened containers out of direct sunlight at ambient temperatures between 5 C and 32 C. 3.17 DENSITY kg/l AT 23 C, See initial sample (ASTM D 1475) The weight tolerance for any one supplier shall be 0.05 kg/L,
6、based on the recorded weight of the original approved sample. 3.18 CURED MATERIALS PERFORMANCE PROPERTIES Parts and/or test samples with materials according to these specifications must meet all requirements of performance specification WSS-M99P31-A2. 4. GENERAL INFORMATION The information given bel
7、ow is provided for clarification and assistance in meeting the requirements of this specification. 4.1 MATERIAL REFERENCE All related materials used for approval according to this specification, e.g. electrocoat or metallic substrates shall be noted in the Initial Sample report of the NVH material.
