1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 10 11 N-STATUS No replacement named C. Mracna, NA 2006 09 29 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9, 4 1994 03 12 Released NB00I10043054316 J. D. Salow A. J. Stocki Printed copies are uncontrolled Copyright 2010, Ford Globa
2、l Technologies, LLC Page 1 of 5 POLYVINYL CHLORIDE (PVC), DRY BLEND SLUSH/RIGID WSB-M98D27-A SUBSTRATE, FORMED TRIM ASSEMBLY, INTERIOR NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a formed assembly composed of a UV and heat stabilized dry blend slush molded po
3、lyvinyl chloride skin with a solid vinyl and expanded vinyl layer bonded to a rigid glass mat reinforced polyurethane substrate. 2. APPLICATION This specification was released originally for material used as a decorative molded vinyl skin/vinyl foam composite in mold bonded to a rigid substrate for
4、trim panels. 3. REQUIREMENTS In addition to the requirements listed herein, assemblies using this material shall meet all applicable requirements of WSB-M15P4-D, or the latest performance specification as specified on the engineering drawing. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Materi
5、al suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 APPEARANCE (FLTM BI 109-01) The color, pattern and finish shall match the approved Design Center master sample, or shall be as specified on the engineering drawing. 3.5 M
6、OLDED PVC SKIN 3.5.1 Thickness As specified on (ISO 4593/ASTM D 374, Method C) the engineering drawing 3.5.2 Hardness, Durometer A 45 - 60 (ISO 868/ASTM D 2240, 15 s dwell) Or as specified on the engineering drawing 3.5.3 Tensile Strength at Max Load, min 25 MPa (ISO R 527, type 2/ASTM D 638M, type
7、M-II, 100 mm/min test speed) 3.5.3.1 Elongation at Break, min 100% (Test Method according to para 3.5.3) ENGINEERING MATERIAL SPECIFICATIONWSB-M98D27-A Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 2 of 5 3.5.4 Tear Strength, min 25 kN/m (ISO 34, Method B, Proced
8、ure A/ ASTM D 624, Die C, except 50 mm/min test speed) 3.5.5 Flexibility at -30 C No cracks (FLTM BN 102-01, except 180bend over 19 - 20 mm diameter mandrel) 3.5.6 Resistance to Crocking, min (FLTM BN 107-01 and AATCC Evaluation Procedure 3) 3.5.6.1 Dry and Wet Rating 5.0 3.5.6.2 Ammoniated Glass Cl
9、eaner* Rating 5.0 3.5.6.3 Cleaner* Rating 5.0 *The material shall not exceed the above rating when the crocking cloth is saturated with currently released Ford Motor Company after market cleaner and ammoniated glass cleaner. 3.5.7 Soiling and Cleanability, max (FLTM BN 112-01) 3.5.7.1 Soiling 30% 3.
10、5.7.2 Cleanability 5% Test Method: Rub back and forth ten times on the soiled specimen with a soft nonabrasive sponge that has been immersed in a mild dishwashing liquid (95/5 parts of water/liquid); then measure and recalculate the percent cleanability. 3.5.8 Migration Staining and Blocking (FLTM B
11、N 103-01) No evidence of injurious exudation, adhesion (tackiness), separation, color transfer, staining, or flattening of embossing when placed face to face with itself and the standard vinyl test material. 3.5.9 Resistance to Abrasion (FLTM BN 108-02, 250 cycles, 500 g load, CS-10 wheels) The abra
12、ded area shall be compatible with the adjacent unabraded area. Production materials shall exhibit abrasion properties equal to or better than the sample approved by the Materials Engineering Activity. ENGINEERING MATERIAL SPECIFICATIONWSB-M98D27-A Printed copies are uncontrolled Copyright 2010, Ford
13、 Global Technologies, LLC Page 3 of 5 3.5.10 Resistance to Scuffing (FLTM BN 108-04, 250 cycles, 0.9 kg load, A head) No evidence of lifting, peeling, or excessive scuffing. Production materials shall exhibit scuffing properties equal to or better than the sample approved by the Materials Engineerin
14、g Activity. 3.5.11 Coating Adhesion (FLTM BI 106-01, Method C) The tape shall not lift or delaminate the surface coating. 3.5.12 Water Resistance (FLTM BI 104-01, 24 h) Scribe parallel lines through the surface coating (per 3.5.12) immediately after removal from the water to determine adhesion) No b
15、listering or dulling. The tape shall not lift or delaminate the surface coating. 3.6 ASSEMBLY Except where otherwise noted, resistance property tests shall be conducted with both cover and 6 mm of rigid substrate. 3.6.1 Surface Void Detection Skin and substrate assemblies that have objectionable voi
16、ds or solid spots that can be detected visually or by feel, before or after exposing the assembly to 1 h at 102 +/- 2 C, shall be subject to rejection. Note: Other techniques of detecting objectionable foam voids can be used, such as a laser light and vacuum chamber assembly, if it can be demonstrat
17、ed that the technique is at least equivalent to heat aging the assembly for the designated time and temperature. 3.6.2 Ply Adhesion, min 1000 N/m (ASTM D 413, Machine Method, 180peel, 25 mm/min travel) The cover stock must adhere to the substrate at all points with no blisters permissible. 3.6.3 Ind
18、entation and Recovery Total recovery (FLTM BO 111-02, Method B, except use a 25 mm diameter indentor) Minor visible skin wrinkles evident after the allotted recovery time, but not evident after an additional 1 h recovery, shall be considered acceptable. 3.6.4 Resistance to Heat Aging (ISO 188/ASTM E
19、 145 Type IIA, minimum space 2 L/100 cm2 of specimen, 14 days at 100 +/- 2 C) ENGINEERING MATERIAL SPECIFICATIONWSB-M98D27-A Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 4 of 5 Test Method: Place test skins (for cold flexibility and elongation at break tests) in
20、 close contact with 6 mm of substrate in an air circulating oven at 100 +/- 2 C for 14 days. Remove and condition 24 h at standard atmosphere. 3.6.4.1 Color Stability, min Rating 3.0 (AATCC Evaluation Procedure 1/ISO 105-A02) Shall show no evidence of tackiness, spewing, or exhibit staining, color t
21、one change, or change in hue in excess of specified AATCC rating. Any spotty or non-uniform staining or discoloration shall be cause for rejection. 3.6.4.2 Cold Flexibility No cracks (180bend at -20 C over a 19 - 20 mm diameter mandrel, specimen size 50 x 150 mm. Remove skin and bend with ungrained
22、side of skin to mandrel) 3.6.4.3 Elongation at Break Change From Original Value, max 50% (Test Method according to para 3.5.3) 3.6.5 Cold Impact The assembly shall show no evidence of cracking or breaking and shall fully recover from indentation in the time required for the assembly to return to 23
23、+/- 2 C. Test Method: Conduct this test with the trim assembly mounted on an actual or simulated production support foundation using the approved retention methods. Expose the mounted assembly for 24 h at 80 +/- 2 C and then for 5 h at -30 +/- C inside the cold box or if removed from the cold box, d
24、rop the rubber ball within ten seconds from a height of 610 mm once on the upper area, once on the lower area, once on any bondline area, and once on all moldings; or drop the rubber ball as specified on the engineering drawing. The rubber ball shall weigh 4.54 kg, be 127 mm in diameter and 60 +/- 5
25、 durometer A hardness. 3.6.6 Odor, max Rating 2 (FLTM BO 131-01/SAE J1351) 3.6.7 Fogging, min (FLTM BO 116-03, 3 h at 100 C) Fog Number 60 Test fogging specimen with skin side up and substrate side up. Report most adverse fogging value. The formation of a clear film or droplets is cause for rejectio
26、n. ENGINEERING MATERIAL SPECIFICATIONWSB-M98D27-A Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 5 of 5 3.6.8 Resistance to Fade, min (Expose specimens with 6 mm of substrate) After exposure in accordance with 3.6.8.1, 3.6.8.2, and 3.6.8.3 the material shall not s
27、tain, exhibit color tone change or change in hue in excess of specified Gray Scale rating (AATCC Evaluation Procedure 1/ISO 105-A02). In addition, there shall be no cracking, crazing or other deterioration. The material must remain flexible and exhibit no cracking when bent around a 19 20 mm mandrel
28、 after the specified exposure. Remove foam and bend with foam side of skin to mandrel. All initial approvals will be based on the preliminary Weatherometer exposure, pending Florida and Arizona exposure results for final approval. 3.6.8.1 Xenon Arc Weatherometer (SAE J1885) 489 kJ/m2 exposure, min R
29、ating 4.5 1015 kJ/m2 exposure, min Rating 4.0 3.6.8.2 12 months Florida and Arizona Rating 3.0 (FLTM BI 160-01, 5south, under glass, variable angle, specimen size: 100 x 150 mm) 3.6.8.3 Florida and Arizona (NAAO ONLY) (SAE J2230) 1500 kJ/m2Rating 3.0 3.7 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 RECYCLING CODE PVC,PUR-GM
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