FORD ESB-M6J120-D-2012 PRIMER SURFACER LOW BAKE EPOXY - HIGH SOLIDS - TAUPE - EXEMPT SOLVENT (10% REACTIVE) TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2012 05 14 N Status No usage or replacement N. Benipal, NA 2008 02 29 Revised Inserted 3.0; Deleted 3.8 Revised 5 1976 10 13 Released AG1-6000-77 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1 of 5

2、 PRIMER SURFACER, LOW BAKE EPOXY - HIGH SOLIDS - TAUPE - ESB-M6J120-D EXEMPT SOLVENT (10% REACTIVE) NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a high solids epoxy or polyester type primer surfacer, possessing good gloss, enamel holdout and corrosion resistan

3、ce, formulated to cure at a minimum metal temperature of 135 C. This material contains rust inhibitive type pigments to provide maximum corrosion resistance in critical areas and may be applied by brush or hot spray. 2. APPLICATION This specification was released originally for material used as a su

4、rfacer for automotive synthetic baking enamels when processing facilities are not available for the application of separate red and gray primer coats. Exempt solvent materials are required to conform to the legal requirements of air pollution control authorities. 3. REQUIREMENTS The material shall m

5、eet all detailed requirements of this section. Tests shall be made on the basis of comparison with approved production material applied and tested under identical conditions. In the event that both the sample under test and the control material fail any requirement, that test shall be repeated. 3.0

6、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-Volatile, min 62% (FLTM BI 102-01) 3.1.2 Exempt Solvent The volatile portion of ESB-M6J120-D sh

7、all not be photochemically reactive as defined below: A photochemically reactive solvent is any solvent with an aggregate of more than 10% of its total volume composed of the chemical compounds classified below or which exceeds any of the following individual percentage composition limitations, refe

8、rred to the total volume of solvent: A combination of hydrocarbons, alcohols, aldehydes, esters or ketones having an olefinic or cycloolefinic type of unsaturation - 5%. A combination of aromatic compounds with eight or more carbon atoms to the molecule except ethylbenzene - 8%. ENGINEERING MATERIAL

9、 SPECIFICATION ESB-M6J120-D Copyright 2012, Ford Global Technologies, LLC Page 2 of 5 A combination of ethylbenzene, ketones having branched hydrocarbon structures, trichloroethylene or toluene - 10%. Whenever any organic solvent or any constituent of an organic solvent may be classified from its ch

10、emical structure into more than one of the above groups of organic compounds, it shall be considered as a member of the most reactive chemical group, that is, that group having the least allowable percent of the total volume of solvents. Enamels or primers sent to various regions of the country must

11、 conform to E.P.A. rules and regulations for that region. 3.1.3 Specific Composition (ESB-M6J120-D) 3.1.3.1 Volatile Portion Suppliers shall furnish, on request, certification of conformance to para 3.1.2 of this specification to Ford Motor Company Purchasing, AAD, TAE Paint Systems and the assembly

12、 plant involved for each color supplied. 3.2 PHYSICAL PROPERTIES 3.2.1 Weight per Volume at 23 +/- 2 C, min 10.5 lb/gal (FLTM BI 102-02) (1.26 kg/l) 3.2.2 Viscosity 44 +/- 6 s (FLTM BI 111-01) 3.2.3 Stability (FLTM BI 102-03) The material shall not jell, settle hard or increase in viscosity in exces

13、s of 10 s. 3.3 PREPARATION OF TEST PANELS All materials submitted for initial approval shall be tested on both cold rolled steel and minimum spangle temper rolled quality galvanized steel (ESB-M1A62 type) test panels for all requirements of this specification. 3.3.1 Primer-Enamel System (FLTM BI 103

14、-02, Method “C“, with the following exceptions) Apply the primer (ESB-M6J120-D) directly to panels using current approved production material as a control. Bake separate sets of panels at maximum and minimum cycles shown in para 3.3.3. Apply ESB-M50J100 quality enamel at 0.0016 +/- 0.0001 in (41 +/-

15、 2 m) dry film thickness as follows: Black enamel Holdout 3.4.4 Water immersion 3.6.4 Humidity 3.6.5 ENGINEERING MATERIAL SPECIFICATION ESB-M6J120-D Copyright 2012, Ford Global Technologies, LLC Page 3 of 5 White enamel All other tests. Bake the enamel 10 min at 130 C metal temperature (17 min at 13

16、0 C - laboratory oven). 3.3.2 Primer Only Reduce primer to the same viscosity limits as in para 3.3.1. Spray to a dry film thickness of 0.00075 in (19 m). 3.3.3 Baking The material shall pass all requirements when baked at both the following schedules: Metal Temperature Laboratory Oven* Bake, min 8

17、min at 135 C 15 min at 135 C Bake, max 20 min at 163 C 30 min at 163 C *As specified in FLTM BI 103-02. 3.4 APPEARANCE After preparing panels of the material under test and production primer according to para 3.3.1, the primer under test shall be equal to or better than current approved production m

18、aterials when tested under identical conditions for the following properties. 3.4.1 Color Taupe (No darker or lighter than master panels on file in the Body Materials Engineering Department) 3.4.2 Gloss, min 65 (FLTM BI 110-01, 60 Glossmeter) Panels are prepared per para 3.3.3. 3.4.3 Leveling The pr

19、imer film shall level with a minimum of brush marks or orange peel. The surface of the material under test shall be equal to or better than current approved production material for smoothness when applied and baked under identical conditions. 3.4.4 Holdout There shall be no evidence of dulling or st

20、rike-in when enamel color coat is applied over sanded or unsanded primer surfacer, and no difference in gloss of the color coat between sanded and unsanded primer. There shall be no prominence of sand scratches. Tests shall be made at both maximum and minimum bake cycles. ENGINEERING MATERIAL SPECIF

21、ICATION ESB-M6J120-D Copyright 2012, Ford Global Technologies, LLC Page 4 of 5 3.5 FILM PROPERTIES 3.5.1 Dry Sanding Characteristics The primer, when applied and baked at both maximum and minimum cycles as outlined in para 3.3.3 shall dry sand (using a new sheet of 280 grit stearate filled paper for

22、 each panel) smoothly without clogging the paper and with a minimum of sand scratches. The material shall be equivalent in all respects to current approved production primer applied and tested under identical conditions. 3.5.2 Adhesion (FLTM BI 106-01) Test material versus current approved productio

23、n primer. 3.5.2.1 Enamel to Primer Prepare panels per para 3.3.1, except that only one-half of the adhesion test panel is to be sanded. Adhesion of ESB-50J100 quality enamel to sanded or unsanded primer shall be satisfactory and equal to or better than current approved material, with no chipping, fl

24、aking or peeling. 3.5.2.2 Primer to Metal Prepare panels per para 3.3.2. Adhesion shall be satisfactory and equal to or better than current approved primer, with no chipping, flaking or peeling. 3.6 RESISTANCE PROPERTIES 3.6.1 Chip Resistance (FLTM BI 007-01) Prepare panels according to para 3.3.1 u

25、sing current approved production primer for comparison, and ESB-M50J100 quality white color coat. Chipping shall be no greater for the test material than for approved current production primer and shall not exceed Fig 3. 3.6.2 Salt Spray, min 240 h (FLTM BI 103-01) No failure in the specified times

26、by blistering, rusting or more than 1/8 in (3 mm) rust or blister creepage, from a line scribed to bare metal on panels prepared according to para 3.3.2. 3.6.3 Bimetallic Salt Spray Corrosion (FLTM BI 103-01) No more than 1/8 in (3 mm) rust, blister creepage or loss of adhesion after (1) 240 h at th

27、e scribe, and (2) 750 h on the CRLC steel adjacent to the joint (disregarding scribed area). ENGINEERING MATERIAL SPECIFICATION ESB-M6J120-D Copyright 2012, Ford Global Technologies, LLC Page 5 of 5 Prepare panels according to FLTM BI 103-02, Method “C“ with the following exceptions: The test panels

28、 shall consist of two 4 x 12 in (100 x 300 mm) clean unphosphated panels (one polished CRLC steel and one min spangle temper rolled galvanized steel - ESB-M1A62 type) as described in FLTM BI 103-02, flanged and spot welded together along the 12 in (300 mm) dimensions to form a coach joint. The insid

29、e radius shall be 1/2 in (13 mm) and the flange shall be 5/8 in (16 mm) wide with spot welds spaced every 2 in (50 mm). The composite panel shall be zinc phosphate coated per ESB-M3P1, primed with 0.0010 +/- 0.0001 in (25 +/- 2 m) of ESB-M6J120-D baked 8 min at 135 C metal temperature. (Omit sanding

30、), topcoat with 0.0018 +/- 0.0005 in (46 +/- 13 m) white enamel and baked 10 min at 130 C metal temperature. The painted steel shall then be scribed to base metal across the two substrates, and aged 72 h at 23 +/- 2 C. 3.6.4 Water Immersion, min 500 h (FLTM BI 104-01) Panels are prepared according t

31、o para 3.3.1. No blistering or loss of gloss. 3.6.5 Condensing Humidity, min 240 h (FLTM BI 104-02 Procedure “A“) Panels are prepared according to para 3.3.2. No blistering or loss of gloss. 3.6.6 Florida Exposure Panels prepared as in para 3.3.2, scribed with an “X“ to bare metal and exposed in the

32、 Miami, Florida area, at 5 facing south for 12 months shall show no blistering, peeling, or visible rusting along the scribe marks more than 1/8 in (3 mm) total width. 3.7 PRODUCTION TRIAL Final approval of all functional and sanding characteristics shall be made by the using Manufacturing Divisions

33、, of the material or painted part on the basis of a shop trial under production conditions (Form 371 Report). 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 14 C (ASTM D 92) 5.2 F

34、LAMMABILITY This material represents a potential fire hazard. The Manufacturing Engineering Department shall notify both the Plant Security and the Safety Units of its presence in the Plant to assure that proper fire precautions are provided. The location in which it is used or stored shall be included in the notifications.