FORD WSS-M2P100-D-2017 PAINT PERFORMANCE RIGID AND FLEXIBLE SUBSTRATES EXTERIOR - SERVICE REFINISH TOUCH-UP TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 02 2017 07 05 Revised Deleted Paragraphs 3.6.5 Para 3.1, 3.2, 3.3, 3.13, 4 deleted 1999 05 17 Activated J. Hughes D. Green Controlled document at www.MATS Copyright 2017, Ford Global Technologies, Inc. Page 1 of 18 PAINT PERFORMANCE, RIG

2、ID AND FLEXIBLE WSS-M2P100-D SUBSTRATES, EXTERIOR - SERVICE REFINISH TOUCH-UP 1. SCOPE This specification defines the performance of a multi-layered paint system required for all exterior rigid body sheet metal, rigid and flexible plastic body parts where best appearance, high flexibility, high dura

3、bility, and impact resistance are required. This system is specified for assembly plants, component suppliers and refinish repair. 2. APPLICATION This specification was released originally to define paint performance of exterior surfaces and define the performance requirements for a complete service

4、 refinish paint system. It is specified for vehicle bodies, hoods, fenders, vehicle bumpers, claddings, bodyside moldings, and other exterior parts visible after assembly. This specification is applicable to all surfaces outboard of the weather-strip. 3. REQUIREMENTS Terminating exterior edges visib

5、le after assembly shall conform to the full requirements of this specification. In-department, pre-delivery and refinish paint repairs shall meet the requirements of this specification. Parts must conform to the requirements defined by the Ford Color Harmony Team. Note: For in process color check th

6、e preferred method is SAE J1545, three angle CMC. 3.1 APPROVED SOURCES This specification is performance based and does not have approved sources. 3.2 SYSTEM COMPONENTS 3.2.1 Substrates Auto body steel, aluminum, pre-coated or electroplated zinc or zinc alloy coated steel and zinc die casting or as

7、specified on Engineering Documents. Rigid polymers and rigid polymer blends, SMC, ABS, etc. with a flex modulus typically greater than 1250 MPa. Flexible polymers and flexible polymer blends, PU, PC, TEO etc. with a flex modulus typically of less than 1250 MPa. ENGINEERING MATERIAL SPECIFICATION WSS

8、-M2P100-D Copyright 2017, Ford Global Technologies, Inc. Page 2 of 18 3.2.2 Substrate Condition The surface to be coated must be cleaned to ensure the absence of oil or alkaline residues, fingerprints, corrosion, mold release agents, dirt, moisture, and other foreign materials. 3.2.3 Coating Materia

9、l 3.2.3.1 Zinc Phosphate (Metallic Substrates) Zinc phosphate coating per WSS-M3P1-D for cold rolled steel, pre-coated, electroplated zinc or zinc alloy coated steel and zinc die castings. Chromium oxide coating per WSK-M6P2-B should be used for aluminum. Zinc phosphate coating per WSS-M3P1-D shall

10、be used if steel and aluminum parts are processed concurrently. The aluminum tolerance of the process used shall not be exceeded and all requirements of both WSS-M3P1-D and this specification shall be met by both steel and aluminum parts. 3.2.3.2 Cathodic Electrocoat (Metallic Substrates) Ford Engin

11、eering approved current production materials. 3.2.3.3 Primer and Color Coat (All Substrates) Ford Engineering approved current production materials should be used. When necessary in order to meet the requirements of this specification, an adhesion promoter and/or primer surfacer must be used as spec

12、ified on Engineering Documents. Powder, if used, must be applied over zinc phosphate or cathodic e-coat. 3.2.3.4 In-Department and Predelivery Repairs Repaired areas must meet the requirements of this specification. All repair materials and processes used should be approved by the affected Product M

13、aterials Activity. Maximum film thickness and/or number of repairs for repaired parts will be specified in the mutually agreed control plan. ENGINEERING MATERIAL SPECIFICATION WSS-M2P100-D Copyright 2017, Ford Global Technologies, Inc. Page 3 of 18 3.2.3.5 Refinish Paint Material Steel/Plastic Panel

14、 Prep 3.2.3.5.1 Refinish anti-corrosion primer, primer surfacer, basecoat and clear-coat over sanded zinc phosphated e-coated steel. Using 100 x 300 mm cold rolled steel test panels which have been zinc phosphated per WSS-M3P1-D, panels shall be coated with OEM current production gray or black catho

15、dic electrocoat primer to achieve a dry film thickness (20 - 23 m). The bake schedule is 10 minutes at 182 C metal temperature. Apply masking tape to divide the panel in half. Scuff sand the upper half panel with a 3M Red Scotchbrite hand pad #7447. Machine sand the lower half with 80 grit sand pape

16、r to completely remove the E-coat. Rinse with deionized water to remove sludge and blow off using clean, compressed air. Using a clean lint free cloth, solvent wipe with Xylene WSK-M14J239-A or ASTM D3735. The following process will be applied “wet on wet“ and final baked. Reduce per manufacturers l

17、abel directions and spray refinish anti-corrosion primer to a film thickness of 11 - 19 m min to the sanded lower 1/2 of the panel. Follow manufacturers recommended flash times. Reduce per manufacturers label directions and spray refinish primer surfacer/sealer to a film thickness of 25 m min to the

18、 entire panel. Reduce per manufacturers label directions and spray refinish basecoat to a film thickness of 15 - 38 m min to the entire panel. Reduce per manufacturers label directions and spray refinish clearcoat material to a film thickness of 51 m min to the entire panel. Bake at 60 C max for 60

19、minutes ambient temperature. ENGINEERING MATERIAL SPECIFICATION WSS-M2P100-D Copyright 2017, Ford Global Technologies, Inc. Page 4 of 18 3.2.3.5.2 Service refinish primer, basecoat/clearcoat over original factory finish Using 100 x 300 mm bare galvanized steel test panels. Using a clean, lint free c

20、loth, solvent wipe with Xylene WSK-M14J239-A or ASTM D3735. Panels should be coated with current OEM production gray or black cathodic electrocoat primer, to a dry film thickness of 20 - 23 m, and baked for 10 minutes at 182 C metal temperature. Apply OEM spray primer to a dry film thickness of 25 m

21、, and bake for 10 minutes at 149 C metal temperature. Apply OEM current production basecoat color to a dry film thickness of 15 - 25 m. Apply OEM current production clearcoat to a dry film thickness of 46 - 51 m and bake for 10 minutes at supplier recommended temperature. Apply masking tape to divid

22、e the panel in half. The upper half of the panel shall not be scuffed or sanded. Scuff sand the lower half of the panel with a 3M Red Scotchbrite hand pad #7447. Reduce per manufacturers label direction and spray refinish primer/filler to a film thickness 25 m min. Follow recommended flash times and

23、 bake at 60 C max for 10 minutes. Wet sand the refinish primer surfacer with 400 grit paper. Rinse with deionized water to remove sludge and blow off using clean compressed air. Using a clean, lint free cloth, solvent wipe with Xylene WSK-M14J239-A or ASTM D3735. Reduce per manufacturers label direc

24、tions and spray refinish basecoat to a dry film thickness of 15 - 38 m min. Follow manufacturers recommended flash times. Reduce per manufacturers label directions and spray refinish clearcoat to a dry film thickness of 46 - 51 m min. Bake at 60 C max for 60 minutes. ENGINEERING MATERIAL SPECIFICATI

25、ON WSS-M2P100-D Copyright 2017, Ford Global Technologies, Inc. Page 5 of 18 3.2.3.5.3 Service refinish topcoat over original factory finish. Using 100 x 300 mm cold rolled steel test panels which have been zinc phosphated per WSS-M3P1-D. Panels should be coated with current OEM production gray or bl

26、ack cathodic electrocoat primer, to a dry film thickness of 20 - 23 m, and baked for 10 minutes at 182 C metal temperature. Apply OEM spray primer to a dry film thickness of 25 m, and bake for 10 minutes at 149 C metal temperature. Apply OEM current production basecoat color to a dry film thickness

27、of 15 - 25 m. Apply OEM current production clearcoat to a dry film thickness of 46 - 51 m and bake for 10 minutes at supplier recommended temperature. Using a clean lint free cloth, solvent wipe with Xylene WSK-M14J239-A or ASTM D3735. Apply masking tape to divide the panel in half. Scuff sand the u

28、pper half of the panel with a 3M Gray Scotchbrite hand pad #7448. Wet sand per FLTM BI 103-02, the lower half of the panel with 400 grit sand paper to remove clearcoat and some basecoat, to a dry film thickness of 38 - 51 m. Rinse with deionized water to remove sludge and blow off using clean compre

29、ssed air. Using a clean lint free cloth, solvent wipe with Xylene WSK-M14J23-9A or ASTM D3735. Reduce per manufacturers label directions and spray refinish basecoat material. Apply a dry film thickness of 15 - 38 m. Follow manufacturers recommended flash time. Reduce per manufacturers label directio

30、ns and spray refinish clearcoat to a dry film thickness of 51 m. Bake at 60 C max for 60 minutes. 3.2.3.5.4 Refinish adhesion promoter primer and basecoat/clearcoat over OEM conductive primer (Plastic Service Part Repair) Using test panels which have been cut out of current production parts coated w

31、ith OEM current production gray or black conductive primer. Scuff sand the panel with a 3M Red Scotchbrite hand pad #7447. Rinse with deionized water to remove sludge and blow off using clean, compressed air. Using a clean lint free cloth, solvent wipe with alcohol. The following process will be app

32、lied “wet on wet“ and final baked. Reduce per manufacturers label directions and spray refinish adhesion promoter primer. Include flex agents as necessary. Follow manufacturers recommended flash times. Reduce per manufacturers label directions and spray refinish basecoat material. Apply a dry film t

33、hickness of 15 - 38 m. Reduce per manufacturers label directions and spray refinish clearcoat to a dry film thickness of 51 m. Bake at 60 C max for 60 minutes. ENGINEERING MATERIAL SPECIFICATION WSS-M2P100-D Copyright 2017, Ford Global Technologies, Inc. Page 6 of 18 3.2.3.5.5 Service refinish prime

34、r, basecoat/clearcoat over original factory finish (Plastic BC imperfection repair) Using test panels which have been cut out of current production parts coated with current OEM production paint system containing conductive electrocoat primer, basecoat color, and clear-coat. Wet sand per FLTM BI 103

35、-02. Rinse with deionized water to remove sludge and blow off using clean compressed air. Using a clean, lint free cloth, solvent wipe with alcohol. Reduce per manufacturers label direction and spray refinish adhesion promoter primer. Reduce per manufacturers label directions and spray primer surfac

36、er. Bake at 60 C at manufacturers recommended time. After cooling, block sand with 400 grit paper. Rinse with deionized water to remove sludge and blow off with compressed air. Using a clean, lint free cloth, solvent wipe with alcohol. Reduce per manufacturers label directions and spray refinish bas

37、ecoat material 15-38 m. Follow manufacturers recommended flash times. Reduce per label directions and spray clearcoat to 51 m. Include flex agents as necessary. Bake at 60 C max. for 60 minutes. 3.2.3.5.6 Service refinish topcoat over OEM factory finish (Plastic Blending Repair) Using test panels wh

38、ich have been cut out of current production parts coated with current production paint system containing conductive electrocoat primer, basecoat clearcoat. Wet sand per FLTM BI 103-02. Water sanding 1/2 of the panel to remove clearcoat and some basecoat, to a dry film thickness of 38 - 51 m using 40

39、0 grit paper. Sand a 50 mm bullseye down to bare substrate on the sanded half of the panel. Rinse with deionized water to remove sludge and blow off using clean compressed air. Using a clean lint free cloth, solvent wipe with alcohol. Reduce per manufacturers label directions and spray refinish base

40、coat material 15-38m. Follow manufacturers recommended flash times. Reduce per label directions and spray clearcoat to 51 m. Include flex agents as necessary. Bake at 60 C max. for 60 minutes. 3.2.4 Finished Parts Testing must be conducted on actual production parts. Where part dimensions limit equi

41、pment access, representative panels run through the production processes may be substituted for production parts. These panels shall be processed together with parts and shall be representative of the parts with respect to substrate, phosphate coating, primer thickness, sanding, enamel thickness, an

42、d processing. ENGINEERING MATERIAL SPECIFICATION WSS-M2P100-D Copyright 2017, Ford Global Technologies, Inc. Page 7 of 18 3.3 FILM PROPERTIES 3.3.1 Color Tolerancing TBD (FLTM BI 109-01 Visual Assessment) (SAE J 1545, Three-Angle CMC) Shall match the Master Approved Sample color panel. 3.3.2 Gloss (

43、FLTM BI 110-01) As released by Engineering: A: 20 Glossmeter, min 87 B: 60 Glossmeter 76 +/- 4 C: 60 Glossmeter 70 +/- 4 D: 60 Glossmeter 62 +/- 3 E: 60 Glossmeter 50 +/- 3 F: 60 Glossmeter 35 +/- 3 G: 60 Glossmeter 20 +/- 3 H: 60 Glossmeter 10 +/- 3 J: 60 Glossmeter 5 +/- 1 K: 60 Glossmeter 3 +/- 1

44、 L: 60 Glossmeter 1.5 + 0.5/- 1 3.3.2.1 Gloss (refinish) The particular system, of refinish material shall possess an acceptable initial gloss. Compounding and polishing are for dirt removal only and should be an operation required to provide an acceptable paint finish. 3.3.3 Hardness Shall be suffi

45、ciently cured after baking to withstand normal handling and shipping without damage. Properly cured paint finish shall be hard enough to dry sand easily with 360 grit paper without gumminess or severe scratching. 3.3.4 Polishing A and B Gloss surfaces shall be capable of being sanded with 1200 grit

46、or finer and polished. No noticeable change in gloss or appearance except for a min of polishing lines shall result. Deep polishing lines or swirl marks are not acceptable. 3.3.5 Film Thickness (FLTM BI 117-01, Metallic Substrates) (ASTM B 487, Non-Metallic Substrates) Coating thickness must be suff

47、icient to meet all requirements of this material specification. Refer to applicable materials specifications and/process standards for film thickness values. ENGINEERING MATERIAL SPECIFICATION WSS-M2P100-D Copyright 2017, Ford Global Technologies, Inc. Page 8 of 18 3.3.6 Film Thickness (FLTM BI 117-

48、01) (ASTM B 487, Non-Metallic Substrates) The finished unit, part, or test specimen shall not exceed 250 micrometers total film thickness. There shall be no more than 2 in-department repairs. 3.4 RESISTANCE PROPERTIES 3.4.1 Paint Adhesion, Steel Grade 1 max (FLTM BI 106-01, Method B) Paint Adhesion,

49、 Plastic (FLTM BI 106-01, Method D) Less than 5% paint removal of any paint layer with no complete diamonds removed. Lightly sand paint film surface until dull, before checking adhesion. 3.4.2 Water Resistance 240 h (FLTM BI 104-01) No blistering, dulling, softening, loss of adhesion, and/or any other film failure. Adhesion shall be tested according to para 3.6.1 within 30 minutes after removal from water. 3.4.3 Hydrolysis Resistance 28 days (FLTM BI 106-03) (Non-metallic substr