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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2007 05 11 Revised Revised paragraph 3.5.1 M. Mehandru 2005 11 17 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8 & 4 1992 04 01 Added A5 to A7 EP00E10176266000 L. Rodigas Printed copies are uncontrolled Copyright 2007, Ford Global Tech
2、nologies, LLC Page 1 of 4 POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D689-A1 80 A HARDNESS, EXTERIOR POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D689-A2 85 A HARDNESS, EXTERIOR POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D689-A3 90 A HARDNESS, EXTERIOR POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D689-A4 95 A H
3、ARDNESS, EXTERIOR POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D689-A5 75 A HARDNESS, EXTERIOR POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D689-A6 65 A HARDNESS, EXTERIOR POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D689-A7 60 A HARDNESS, EXTERIOR 1. SCOPE The materials defined by these specifications are flex
4、ible polyvinyl chloride injection and/or extrusion molding compound. 2. APPLICATION These specifications were released originally for materials used for exterior garnish moldings. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to
5、 the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 MOLDED TEST SPECIMEN 3.4.1 Preparation of Test Specimens Unless otherwise specified, all test shall be conducted on specimens die cut from ungrained compression molded plaques 150 x 150 x 2.0 +/- 0.2 mm molded accordi
6、ng to ISO 293. 3.4.2 Density, g/cm3, max (ISO 1183, Method A/ASTM D 792, Method A) A1 A2 A3 A4 A5 A6 A7 1.35 1.40 1.45 1.45 1.35 1.35 1.35 ENGINEERING MATERIAL SPECIFICATION WSK-M4D689-A1/A2/A3/A4/A5/A6/A7 Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 2 of 4 3.4.
7、3 Hardness, Durometer A (ISO 868/ASTM D 2240, 6 mm thick plied-up specimens, 15 s delay) A1 A2 A3 A4 A5 A6 A7 80 +/- 5 85 +/- 5 90 +/- 5 95 +3/-5 75 +/- 5 65 +/- 5 60 +/- 5 3.4.4 Tensile Strength at Break, MPa, min (ISO R 527, type 2/ASTM D 638M, type M-II, 500 mm/min test speed) A1 A2 A3 A4 A5 A6 A
8、7 12 14 15 16 11 10 10 3.4.4.1 Elongation at Break, %, min (Test Method according to para 3.4.4) A1 A2 A3 A4 A5 A6 A7 220 180 160 150 240 250 250 3.4.5 Tear Strength, kN/m, min (ISO 34, Method B, Procedure a/ASTM D 624, Die C) A1 A2 A3 A4 A5 A6 A7 50 55 60 70 40 30 25 3.4.6 Cold Flexibility at -30 C
9、 (A1 - A7) No cracks (FLTM BN 102-01, except specimen 25 x 150 mm, minimum and 19-20 mm mandrel) 3.4.7 Color Stability (A1 - A7) (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 168 h at 80 +/- 2 C) After exposure the material shall not exhibit color change in excess of AATCC rating 4 (AATCC Gray Scal
10、e for Evaluating Change in Color, 10 step). In addition there shall be not be any staining, spewing, loss of gloss. 3.4.8 Heat Aging Performance (A1 - A7) (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 80 +/- 2 C. Unaged property values shall be determined at the time of the aged propertie
11、s determination) 3.4.8.1 Tensile Strength Change +/- 25% (Test Method per para 3.4.4) 3.4.8.2 Elongation Change +/- 25% (Test Method per para 3.4.4) 3.4.8.3 Weight Change, max 10% (50 x 25 x 2 +/- 0.2 mm specimen) 3.4.9 H2S Staining (A1 - A7) Rating 5 (FLTM AN 102-01) ENGINEERING MATERIAL SPECIFICAT
12、ION WSK-M4D689-A1/A2/A3/A4/A5/A6/A7 Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 3 of 4 3.4.10 Paint Staining (A1 - A7) (FLTM BP 153-01, Procedure A, 25 x 50 x 2.0 +/- 0.2 mm specimen) No visible stain or change in surface appearance produced on the painted pane
13、l beyond the boundaries of the test specimen. Note: The raised welting of the painted surfaces in direct contact with the test specimen resulting from this test method is characteristic of plasticized vinyl compounds and shall not be cause for rejection. 3.5 WEATHERING RESISTANCE (A1 - A7) After exp
14、osure in accordance with 3.5.1, 3.5.2 and 3.5.3 the material shall show no color change in excess of specified Grey Scale rating (AATCC Evaluation Procedure 1/ISO 105-A02). In addition, there shall be no cracking, crazing or other deterioration. Specimen bent around 25 mm diameter mandrel shall not
15、show any cracks when examined in bent condition. Material shall not exhibit mildew growth and shall not exhibit mildew growth and/or staining after exposure according to 3.5.2. A slight loss of gloss or chalking will be allowed provided an acceptable appearance can be achieved by polishing with Ford
16、 car polish (auto wax) at permission of the affected Product Development Materials Activity. All initial approvals will be based on the preliminary Weatherometer exposure, pending Florida exposure results for final approval. 3.5.1 Xenon Arc Weatherometer Rating 4 (SAE J 2527 modified Type “S“ borosi
17、licate inner and outer filters, 0.55 W/m2 radiant exposure 3000 h exposure, specimen size: 100 - 150 mm in length) 3.5.2 12 months Florida and Arizona Rating 4 (FLTM BI 160-01, 5 south direct weathering inland, specimen size: 150 x 100 mm minimum, 2.0 +/- 0.2 mm thick, molded in smooth polished mold
18、) 3.5.3 24 months Florida and Arizona Rating 3-4 (FLTM BI 160-01, 5 south, direct weathering inland, specimen size: 150 x 100 mm minimum, 2.0 +/- 0.2 mm thick, molded in smooth polished mold) -,-,- ENGINEERING MATERIAL SPECIFICATION WSK-M4D689-A1/A2/A3/A4/A5/A6/A7 Printed copies are uncontrolled Cop
19、yright 2007, Ford Global Technologies, LLC Page 4 of 4 3.6 ROAD ASPHALT STAIN RESISTANCE (WSK-M4D689-A3 Only) (NAAO Applications only) DE, max 1.5 Test Method: Prepare a solution of 50% asphalt cement and 50% unleaded gasoline. Dip the test specimen in the solution for 10 s. Suspend for 15 minutes a
20、llowing the solution to drain/evaporate, then thoroughly clean with naphtha solvent. Use an untested portion of the part as the master color. Before and after staining, measure the color of each sample per SAE J1545, CIELAB color space, 10 deg observer, illuminant D65, specular included. A part that fails this test must be coated with an appropriate clear coating and retested. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of these specifications. 5.1 RECYCLING CODE PVC -,-,-