1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2009 08 25 N-STATUS C1 replaced by WSK-M4D689-A7,C2 replaced by WSK-M4D689-A5, C3 replaced by WSK-M4D689-A1, C4 replaced by WSK-M4D689-A3 Y. Bankowski, NA1985 11 14 Released CAQ1-RD-588050-34 Page 1 of 5 POL
2、YVINYL CHLORIDE, EXTRUSION AND MOLDING GRADE ESB-M4D284-C1 EXTERIOR - SOIL RESISTANT ESB-M4D284-C2 ESB-M4D284-C3 ESB-M4D284-C4 NOT TO BE USED FOR NEW DESIGN 1. SCOPE: The material defined by this specification is a color pigmented, weather resistant polyvinyl chloride compound which has been treated
3、 or compounded to resist soiling and improve cleanability. This specification offers various durometer hardnesses and a range of physical properties. 2. APPLICATION: This specification was released originally for material used for molded or extruded decorative exterior appliques. Note: ESB-M4D284-C1
4、 replaces and is the same as ESB-M4D284-C - Type I. ESB-M4D284-C2 replaces and is the same as ESB-M4D284-C - Type II. ESB-M4D284-C3 replaces and is the same as ESB-M4D284-C - Type III. ESB-M4D284-C4 replaces and is the same as ESB-M4D284-C - Type IV. Existing drawings specifying ESB-M4D284-C, Type I
5、, Type II, Type III, or Type IV, do not require revision to reflect their new classification. 3. REQUIREMENTS: All tests shall be conducted on finished parts where possible; otherwise, tests shall be conducted on molded 150 x 150 x 1.91 +/-, 0.13 mm slabs, made from production stocks. 3.1 PHYSICAL P
6、ROPERTIES C1 C2 C3 C4 3.1.1 Color As specified on the engineering drawing 3.1.2 Specific Gravity, max 1.35 1.35 1.40 1.45 (ASTM D 792) 3.1.3 Hardness - Durometer A 55-65 65-75 75-85 85-95 (ASTM D 2240, instantaneous reading) 3.1.4 Tensile Strength, MPa, min 6.9 9.6 10.3 12.4 (ASTM D 412, Die C) Elon
7、gation, % min 250 250 250 200 ENGINEERING MATERIAL SPECIFICATION ESB-M4D284-C1/C2/C3/C4 Page 2 of 5 3.1.5 Tear Strength, kN/m, min 18 26 35 44 (ASTM D 624, Die C) 3.1.6 Cold Flexibility, +/- 1 C -40 -40 -34 -29 (FLTM BN 2-1, except No cracking at specified sample size shall be temperature 25 x 150 m
8、m) 3.1.7 Flammability Self-extinguishing (ASTM D 1692) 3.1.8 Soiling, max 15% (FLTM BN 12-1) 3.1.9 Shrinkage, max 5% unless otherwise specified on engineering drawing Test Method: Condition the parts for 30 min in a mechanical convection oven maintained at 121 +/- 3 C (or as otherwise specified on t
9、he engineering drawing). 3.1.10 Heat Resistance Test Method: Expose a minimum of three 1.91 x 25 x 50 mm samples for 7 days at 102 +/- 1 C. Cool to 23 +/- 2 C before conducting the indicated tests. Weight change shall be reported as the percent change in weight measured before and after heat exposur
10、e. . Weight Change, max ESB-M4D284-C1 & C2 3% ESB-M4D284-C3 & C4 2% . 180 Bend Test No cracks when bent back against itself . Hardness-Durometer A, +/- 10 change, max (ASTM D 2240, instantaneous reading) . Color Stability Shall not stain, exhibit color change or change in hue in accordance with rati
11、ng 3 minimum of the AATCC Gray Scale for Evaluating Change in Color (10 Step). 3.1.11 Abrasion Resistance, min 1000 cycles (FLTM BN 8-2, CS No. 10 wheels, 1000 g load) The wear pattern and color shall be compatible in appearance with the adjacent unabraded area. ENGINEERING MATERIAL SPECIFICATION ES
12、B-M4D284-C1/C2/C3/C4 Page 3 of 5 3.1.12 Fogging (FLTM BO 16-2) Light transmission, min 75 Required for window weatherstrip or other interior applications only. 3.2 COLOR STABILITY AND WEATHER RESISTANCE 3.2.1 Fade, min 200 SFH (FLTM BN 1-1) Shall not stain, exhibit color change or change in hue, in
13、accordance with rating 5 of the AATCC Gray Scale for Evaluating Change in Color (10 Step). 3.2.2 Weatherometer, min 1600 h (FLTM BO 1-1) Shall not stain, chalk, exhibit color change of change in hue, in accordance with rating 4 of the AATCC Gray Scale for Evaluating Change in Color (10 Step). 3.2.3
14、Florida Exposure 1 year, direct weathering 5 south inland Shall not stain, chalk, exhibit color change or change in hue, in accordance with rating 4 of the AATCC Gray Scale for Evaluating Change in Color (10 Step). 3.2.4 Ozone Rating 0 Maximum (FLTM BP 1-1) 3.3 STAIN RESISTANCE 3.3.1 Contact Migrati
15、on Staining (FLTM BN 3-1) No evidence of exudation, adhesion (tackiness), color transfer, or flattening of embossing when placed face to face with itself and materials of the ESB-M2F4, 2F9, 2F62, etc., series. 3.3.2 H2S Staining (FLTM AN 2-1) Shall correspond to a rating of 5 minimum when compared t
16、o the AATCC Chart for Measuring the Transference of Color. 3.3.3 Crocking (FLTM BN 7-1) Shall correspond to rating 3 minimum when compared to the AATCC Chart for Measuring the Transference of Color. ENGINEERING MATERIAL SPECIFICATION ESB-M4D284-C1/C2/C3/C4 Page 4 of 5 3.3.4 Paint Staining (Fluoresce
17、nt sunlamp cabinet as described in FLTM BO 15-1) No visible stain produced on the painted panel beyond the boundaries of the test specimen. The raised welting of the painted surfaces in direct contact with the test specimen resulting from this test method is characteristic of plasticized vinyl compo
18、unds and shall not be cause for rejection. Test Method: Securely attach a test specimen 1.91 x 25 x 50 mm to a 75 x 75 mm painted panel. (The panel shall be painted with current exterior quality light colored enamel per FLTM BI 3-2). Expose the assembly in the fluorescent sunlamp cabinet for 48 h. R
19、emove the test specimen from the panel and reexpose the painted panel in the fluorescent sunlamp cabinet for 24 h. Remove panel and reexamine for staining. 3.3.5 Mildew Resistance Shall be formulated to prevent mildew growth and shall not exhibit mildew staining. Test Methods: Laboratory, FLTM BN 12
20、-3 Field Exposure, 1 year Florida exposure per para. 3.2.3 In the event of a dispute, the results obtained from the Florida exposure shall govern. 3.4 SUPPLIERS RESPONSIBILITY All materials supplied to this specification must be equivalent in all characteristics to the material upon which approval w
21、as originally granted. Prior to making any changes in the properties, composition, construction, color, processing, or labeling of the material originally approved under this specification, whether or not such changes affect the materials ability to meet the specification requirements, the Supplier
22、shall notify Purchasing, Toxicology, and the affected Materials Engineering activity of the proposed changes and obtain the written approval of the Material Engineering activity. Test data, test samples, and a new code identification are to be submitted with the request. Substance restrictions impos
23、ed by law, regulations, or Ford apply to the materials addressed by this document. The restrictions are defined in Engineering Material Specification WSS-M99P9999-A1, unless a different suffix (e.g., A2 or A3) is specified on the engineering document for the application. ENGINEERING MATERIAL SPECIFI
24、CATION ESB-M4D284-C1/C2/C3/C4 Page 5 of 5 4. APPROVAL OF MATERIALS: Materials defined by this specification must have prior approval by the responsible Materials Engineering activity. Suppliers desiring approval of their materials shall first obtain an expression of interest from the affected Purcha
25、sing, Design, and Materials Engineering activity. Upon request, the Supplier shall submit to the affected Materials Engineering activity its own laboratory report to the specification (test results, not nominal values), the material designation and code number, and test specimens for Ford evaluation. Upon approval, the material will be added to the Engineering Material Approved Source List.
