1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2012 05 04 N Status No usage or replacement N. Benipal, NA 2008 01 15 Revised Updated Format, No Technical Change 1967 04 17 Released AV3-91 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1 of 3 ENAM
2、EL, BLACK BAKING, FLEXIBLE FAN ESE-M2J66-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a black baking enamel with good flexure characteristics and corrosion resistance properties. 2. APPLICATION This specification was released originally for enamels used for
3、flexible fan assemblies. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 COMPOSITION 3.1.1 Non-Volatiles, min 50% (FLTM BI 102-01) 3.1.2 Toxicity
4、 The enamel shall not contain benzol (benzene), chlorinated or other toxic compounds, hydrolyzable chlorine derivatives or have any obnoxious or objectionable odor. 3.2 PHYSICAL PROPERTIES 3.2.1 Color Black 3.2.2 Specific Gravity 1.15 - 1.19 3.2.3 Viscosity 23 - 27 s (FLTM BI 111-01) 3.2.4 Shelf Sta
5、bility (FLTM BI 102-03) The enamel shall not jell or liver upon standing and must be free from settling which is not dispersed by normal agitation. An increase in viscosity over 15 s shall indicate non-stability. ENGINEERING MATERIAL SPECIFICATION ESE-M2J66-A Copyright 2012, Ford Global Technologies
6、 LLC Page 2 of 3 3.2.5 Storage Stability The material after 6 months storage, shall show no excessive settling and shall mix readily to a smooth homogeneous state. 3.3 PREPARATION OF TEST PANELS (FLTM BI 103-02) All panels shall be cold rolled low carbon steel, phosphate coated per ESB-M3P1-A. Redu
7、ce enamel to 18 +/- 1 s with M14J245 thinner. Bake 5 - 7 min at 177 C - 190 C. Dry film thickness 0.8 to 1.0 mil (21 - 25 m). 3.4 FILM PROPERTIES 3.4.1 Final Hardness, max 40 (FLTM BI 112-01) 1 h after application sward rocker hardness at 25 C. 3.4.2 Adhesion No flaking (FLTM BI 106-01, scratch and
8、pull) 3.5 RESISTANCE PROPERTIES All panels must be aged 24 h at 22 +/- 2 C before testing for resistance properties. 3.5.1 Water Immersion, min 240 h (FLTM BI 104-01) No blisters 3.5.2 Salt Spray, min 168 h (FLTM BI 103-01) 1/8 in (3 mm) maximum corrosion, blisters or creepage permitted either side
9、of scribed line. 3.5.3 Flexibility (FLTM BI 105-01) No cracks shall appear in the enamel. 3.5.4 Heat and Cooling Cycling Resistance Must withstand a temperature of 135 +/- 2 C for 4 h and then expose to -40 +/- 2 C for 4 h. The panels must then meet the requirements of paragraphs 3.4.2 and 3.5.3. 3.
10、5.5 Gasoline Resistance Shall not blister or show more than slight softening or dulling when subjected to immersion in M-14J148 (Petroleum Naphtha for 5 h at 22 +/- 2 C). ENGINEERING MATERIAL SPECIFICATION ESE-M2J66-A Copyright 2012, Ford Global Technologies, LLC Page 3 of 3 3.5.6 Hot Oil Resistance
11、 Shall not blister or show more than slight softening or dulling when subjected to immersion in hot 66 +/- 2 C ASTM Oil #3 for 5 h. 3.5.7 Ethylene Glycol Resistance Shall not blister or show more than slight softening or dulling when subjected to immersion for 1 h in boiling solution of 50% water an
12、d 50% Ford permanent anti-freeze. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 FLASH POINT, min 24 C (ASTM D 92) 5.2 FLAMMABILITY AND/OR TOXICITY This material represents a potential fire and/or health hazard. The Manufacturing Engineering Department must notify both the Plant Security and the Safety Personnel of its presence in the plant to assure that proper fire and/or health precautions are provided. The location in which it is used or stored must be included in the notification.
