FORD WSK-M2P140-A1-2008 PAINT PERFORMANCE ROAD WHEELS 96 h SALT SPRAY TO BE USED WITH FORD WSS-M99P1111-A 《涂料性能 车轮 96h盐雾(和一起使用FORD WSS-M99P1111-A)(代替 FORD WSS-M2P122-C1)(使用 FORD .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Ver 3 2008 07 22 N-STATUS Replaced by WSS-M1P122-C1/C6; Inserted 3.0; Deleted 3.1, .3.2, 3.6, 3.7 & 4 C. Mracna, FNA 2002 01 30 Revised Rev para 3.5.2, (Stone Chip) & updated D. Green 1990 02 01 C01031532 Released C E Herriott, concurred J Sc

2、hult Printed copies are uncontrolled Copyright 2008 Ford Global Technologies, LLC Page 1 of 4 PAINT PERFORMANCE, ROAD WHEELS, 96 h SALT SPRAY WSK-M2P140-A1 PAINT PERFORMANCE, ROAD WHEELS, 240 h SALT SPRAY WSK-M2P140-A2 PAINT PERFORMANCE, ROAD WHEELS, 480 h SALT SPRAY WSK-M2P140-A3 NOT TO BE USED FOR

3、 NEW DESIGN 1. SCOPE These specifications define the performance requirements for painted road wheels. WSK-M2P140-A1 For steel wheels requiring 96 h salt spray corrosion resistance. WSK-M2P140-A2 For steel wheels requiring 240 h salt spray corrosion resistance. WSK-M2P140-A3 For steel wheels requiri

4、ng 480 h salt spray corrosion resistance. 2. APPLICATION These specifications were released originally to be specified where uniform coverage, good corrosion protection, durability, and adequate appearance are necessary. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material sup

5、pliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.3 SYSTEM COMPONENTS All requirements are for actual finished parts. 3.3.1 Substrates As specified on the Engineering Drawing. 3.3.2 Cleaning The surface to be coated must be free

6、 from oil or alkaline residues, fingerprints, rust, dirt, moisture, and other foreign materials. ENGINEERING MATERIAL SPECIFICATION WSK-M2P140-A1/A3 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2 of 4 3.3.3 Coating Material The quality required is that obtainabl

7、e with best commercial practice to meet the performance requirements of this specification. Any suitable method of coating application may be used. 3.3.3.1 Coating System Coating must be sufficient to meet all performance requirements of this specification. Durability is obtained by a) Quality of ma

8、terials used. b) Variation in film thickness. 3.3.3.2 Pretreatment All parts shall be zinc phosphated to WSK M3P1-C requirements with Ford Engineering approved materials. Light weight amorphous iron phosphate is not permitted. 3.3.3.3 Electrocoat Ford Engineering approved materials. 3.3.3.4 Primer o

9、r Primer Surfacer (If required). Ford Engineering approved materials. Separate bake or wet on wet with electrocoat or enamel. 3.3.3.5 Top Coat Ford Engineering approved current production materials or equivalent. or Ford Engineering Approved Powder Coat. 3.4 FILM PROPERTIES 3.4.1 Color (FLTM BI 109-

10、01) As specified on the Engineering Drawing. Shall match the Master Appearance Sample color panel. 3.4.2 Gloss (FLTM BI 110-01) As specified on the Engineering Drawing. Shall match the Master Appearance Sample color panel. ENGINEERING MATERIAL SPECIFICATION WSK-M2P140-A1/A3 Printed copies are uncont

11、rolled Copyright 2008, Ford Global Technologies, LLC Page 3 of 4 3.4.3 Initial Hardness The coating shall be sufficiently cured at the time of packing to withstand normal handling and shipping without damage. 3.4.4 Appearance The finish shall bake out to a presentable, serviceable film showing no cr

12、aters, pinholes, or mottling. It shall produce a smooth hard film, free from sagging, dirt, and seed. 3.4.5 Film Thickness, min (FLTM BI 117-01) Film thickness must be sufficient to meet all the performance requirements of this specification. Electrocoat No requirement Primer or Primer Surfacer 20 m

13、icrometer (If required) Top Coat or Powder Coat 40 micrometer Production systems painting wheels under this specification may be tested periodically by running control panels through the complete system, including metal cleaning, and shall be checked against the thickness recorded when the original

14、production approval was granted. Control panels shall be flat mild steel of convenient size polished on the significant face to 0.5 micrometer Arithmetric Average finish. 3.5 RESISTANCE PROPERTIES 3.5.1 Paint Adhesion (FLTM BI 106-01, Methods A & B) Method A No chipping Method B Grade 0 No chipping

15、There shall be no flaking of clearcoat from the basecoat where a base coat-clear coat paint system is used. 3.5.2 High Performance Stone Chip Resistance, min Rating 6 (FLTM BI 157-06) 3.5.3 Water Resistance, min (FLTM BI 104-01) 3.5.3.1 WSK-M2P140-A1 96 h 3.5.3.2 WSK-M2P140-A2 480 h ENGINEERING MATE

16、RIAL SPECIFICATION WSK-M2P140-A1/A3 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 4 of 4 3.5.3.3 WSK-M2P140-A3 480 h No blistering, softening, dulling, color change and/or loss of adhesion. Adhesion shall be tested according to item 3.5.1, Method B. 3.5.4 Salt Sp

17、ray Resistance, min (FLTM BI 103-01) 3.5.4.1 WSK-M2P140-A1 96 h 3.5.4.2 WSK-M2P140-A2 240 h 3.5.4.3 WSK-M2P140-A3 480 h No rust spots, blistering, chipping, peeling, rust creepage or adhesion loss more than 3 mm from scratches, scar marks or sharp edges. Note: Front Surface: Rust and corrosion creep

18、age in areas 6 mm or less on front face from rim to wheel spider joint, shall not be considered as failure. Rear Surface: Where the Ford Engineering approved paint system used provides a lower performance level on non-visible (rear) surfaces, these areas shall meet the adhesion requirement of this s

19、pecification and shall show no failure after 24 h Salt Spray. 3.5.5 Weather Resistance 3.5.5.1. Natural, min AATCC Rating 4 (FLTM BI 160-01, 12 months Florida, 5 deg south, direct weathering inland) After exposure in accordance with 3.5.5.1 washed but unpolished exposure wheels or sections shall sho

20、w a minimum degree of dulling, change of color and distinctness of image when compared to an unexposed retained master. Only the slightest color change is permitted. These wheels or sections shall show no color change, or iridescence in excess of specified AATCC rating (AATCC Grey Scale for Evaluati

21、ng Change in Color, 10 step). Gloss after exposure shall be comparable to unexposed retained control sample. The sample shall be completely free from evidence of cracking, checking, rusting, blistering, and peeling. Note: Prior to examination the exposed samples must be cleaned with approved soap solution.

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