1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2018 04 25 Revised See Summary of Revisions L. Sinclair, NA 2015 02 27 Editorial See Summary of Revisions L. Sinclair, NA 2013 07 17 Released L. Sinclair, FNA Controlled document at www.MATS Copyright 2018, Ford Global Technologies, LL
2、C Page 1 of 14 PERFORMANCE REQUIREMENTS, PACKAGE TRAY ASSEMBLY WSS-M15P6-E 1. SCOPE This specification defines the standardized characteristics required for package tray assemblies with carpeted, woven/knitted, painted or other decorative surfaces. 2. APPLICATION This specification was released orig
3、inally for performance requirements for rear package trays. 2.1 LIMITATION Foam is not allowed for use in visible areas due to UV stability issues (degradation). 3. REQUIREMENTS 3.1 APPROVED SOURCES This specification is performance based and does not have approved sources. 3.2 STANDARD REQUIREMENTS
4、 FOR PRODUCTION MATERIALS 3.2.1 In addition to the requirements listed herein, the individual assembly components shall meet all the requirements of the applicable material specifications for the face material and substrate components. Material specification requirements are to be used for initial q
5、ualification of materials. 3.2.2 Painted components within the package tray shall meet the requirements of WSS- M2P188-B1/latest for paint over plastic or WSS-M2P190-A/latest if paint over metal. 3.2.3 Mold in Color plastic components shall meet the requirements of WSS-M15P4-H/latest. 3.2.4 Labels o
6、n the package tray must meet the appropriate suffix of WSS-M99P41-A10- A72/latest. 3.2.5 Any additional materials on the face of the package tray, such as air extractor grills or coverings must conform to the appearance section of this specification if not addressed in one of the above specification
7、s. 3.3 SAMPLE SELECTION See Table 1 for sample size and testing requirements. Production test specimens shall be taken from a flat area on the package tray away from any attachments. 3.4 DV/PV TEST PLAN PEC/FEC/PV testing must be conducted in compliance with program milestones unless otherwise speci
8、fied by Ford Engineering. See Table 2 for DV/PV testing. ENGINEERING MATERIAL SPECIFICATION WSS-M15P6-E Copyright 2018 Ford Global Technologies, LLC Page 2 of 14 3.5 CONDITIONING AND TEST CONDITIONS All test values are based on material conditioned for not less than 24 h prior to testing in a contro
9、lled environment of 23 +/- 2 C and 50 +/- 5% relative humidity. Testing of the material should occur in the conditioning environment or soon after removal. 3.6 APPEARANCE The color, pattern, hand, and face construction shall match the approved Design master sample. 3.7 COMPOSITION AND CONSTRUCTION T
10、he face material shall be as specified on the material specification and/ or the Engineering Drawings. The substrate composition shall be as specified on the Engineering Drawing and/or the Material Specification as required. Backcoating (If applicable): The back coating shall form a continuous and u
11、niform coating over the back of the face material so that the entire backing of the face material is covered. Also, the backcoat shall show no evidenced of cracking or crumbling during any of the evaluations required within the specification and during normal field conditions. The backcoating shall
12、thoroughly saturate the base of the fibers to ensure adequate fiber lock. Penetration of the backcoat through to the face of the material shall be controlled to provide the required resistance to abrasion and fiber loss, but the backcoat shall not be visible on the face of the material. Adhesion: Th
13、e face material and substrate shall be properly bonded together with the backcoating and/or adhesive where necessary, to ensure that the various components of the finished package tray assembly does not delaminate under normal handling and shipping operations. 3.8 ASSEMBLY TESTING 3.8.1 Short Term H
14、eat, Humidity and Cold Cycle Rating 4 min (FLTM BO 040-01 Procedure A, high temperature 100 C, AATCC Evaluation Procedure 1) Conduct the test with the trim assembly mounted on an actual or simulated production support foundation with the approved retention methods. Requirements: . The trimmed assemb
15、ly shall not exhibit movement in excess of 3.0 mm at the specified points. These points shall be determined in agreement with PD Engineering prior to testing. 3.8.2 Long Term Heat Aging Rating 4 min (FLTM BO 040-01 Procedure B, 100 C AATCC Evaluation Procedure 1) Dimensionally the trimmed assembly s
16、hall not exhibit movement in excess of 3.0 mm at the specified points. These points shall be determined in agreement with PD Engineering prior to testing. ENGINEERING MATERIAL SPECIFICATION WSS-M15P6-E Copyright 2018 Ford Global Technologies, LLC Page 3 of 14 3.8.3 Impact (ASTM D5420, Geometry GE, 0
17、.9 kg weight, 23 +/- 2 C) Movable Package Trays (Three- and Five-Door) 5.0 J Stationary Package Trays (Four-Door) 2.7 J The assembly shall show no evidence of cracking or breaking. 3.8.4 Droop (stationary package trays only) 100 mm max Test Method: Extend 1/2 the length, longest dimension, of a fini
18、shed part, trim side up, over the end of a suitable flat surface. After one minute, measure the maximum amount of deflection, relative to the flat surface, of the unsupported end of the part. 3.8.5 Sag 12 mm max Test Method: Mount package tray in a production representative metal retainer buck. Plac
19、e a 900 g weight with a contact area of 50 x 50 mm on the package tray at 3 non adjacent unsupported positions. Place buck in an air circulating oven at 100 +/- 2 C for 7 days. Remove, take weights off, and allow to condition for 24 h at 23 +/- 2 C prior to evaluation. The assembly shall exhibit no
20、more than 12 mm sagging in the unsupported areas 24 h after weights are removed. 3.8.6 Laminate Ply Adhesion 3.8.6.1 Surface Laminate Ply Adhesion (FLTM BN 151-05 except Jaw Speed: 305 mm/minute) The cover stock of the test specimen shall be separated from the substrate by hand and without the use o
21、f solvents prior to pulling. Test for the exposures listed below. If foam is used beneath knit cover stock, the peel should be between the foam and the substrate. Original Adhesion 500 N/m min Heat Aged: FLTM BO 040-01 Procedure B, 100 C 500 N/m min Heat/Humidity: 7 days at 38 +/- 2 C and 300 N/m mi
22、n 95 +/- 5% relative humidity Tested samples must show evidence of cohesive failure between face goods and substrate. 3.8.6.2 Scrim Laminate Ply Adhesion (Movable Package Trays Only) (FLTM BN 151-05 except Jaw Speed: 305 mm/minute) The scrim of the test specimen shall be separated from the substrate
23、 by hand and without the use of solvents prior to pulling. Test for the exposures listed below. Original Adhesion 325 N/m min Heat Aged: FLTM BO 040-01 Procedure B, 100 C 275 N/m min Heat/Humidity: 7 days at 38 +/- 2 C and 165 N/m min 95 +/- 5% relative humidity ENGINEERING MATERIAL SPECIFICATION WS
24、S-M15P6-E Copyright 2018 Ford Global Technologies, LLC Page 4 of 14 Samples must show evidence of cohesive failure. 3.8.7 Speaker Grille Rupture Strength* 67 N min (For integral perforated speaker grille) *Force required to break speaker grille rib. Test Method: A rib of the speaker grille is placed
25、 over a target hole diameter of 75 mm. A steel loading block of 1.6 mm x 9.5 mm is centered on the rib, and the force required to rupture the rib at a rate of 125 mm/minute using an Instron measured. 3.9 PHYSICAL/WEAR PROPERTIES 3.9.1 Resistance to Mildew (7 days at 98 +/- 2% relative humidity and 3
26、8 +/- 2 C, specimen size 100 mm x 100 mm) Remove the part from the cabinet and evaluate (smell the sample) immediately. The part shall exhibit no visible evidence of mildew growth and / or objectionable odor after the 7 day exposure. In addition, part must not separate layers or show any other visua
27、l deterioration. 3.9.2 Taber Abrasion (non woven carpet) 1200 cycles (FLTM BN 108-02, 500 g load, H-10 wheels) The carpet shall exhibit no visual evidence of wear through to the foundation of the pile fibers in the abraded area. Failure criteria are shown in Appendix 1. No roping is allowed. See Fig
28、ure 5 for example of roping. No other visual degradation or deterioration of the carpet after testing is allowed. 3.9.3 Taber Abrasion (knitted fabric) 1200 cycles (FLTM BN 108-02, 500 g load, CS-10 wheels) The sample shall exhibit no visual evidence of wear through to the foundation of the pile fib
29、ers in the abraded area. Failure criteria are shown in Appendix 1. Pattern distortion is not allowed after testing. No other visual degradation or deterioration of the fabric after testing is allowed. 3.9.4 Resistance to Snagging 50 cycles (FLTM BN 108-02, 250g, H-18 wheels) No evidence of fiber pul
30、lout in excess of the minimum failure criteria shown in Appendix 2. Pattern distortion is not allowed after testing. 3.9.5 180 Peel Adhesion Strength (Knit Fabrics Only) (FLTM BN 151-05) Cover Fabric to Backing (i.e. nonwoven backing, foam, etc.) Original 6 N min or Cohesive Failure* After Heat Agin
31、g (FLTM BO 040-01, Procedure B, 100 C) 6 N min or Cohesive Failure* ENGINEERING MATERIAL SPECIFICATION WSS-M15P6-E Copyright 2018 Ford Global Technologies, LLC Page 5 of 14 *Cohesive Failure Mode: Evidence of foam must be present on the back of the face good if failure occurs prior to reaching 6N. 3
32、.9.6 Air Flow Extractor 3.9.6.1 Poke Test 100 N min (RQT-010501-012975 (SH-0112, DVM-0112-SH) 3.9.6.2 Poke Test after UV Fade 100 N min (FLTM BO 116-01 AATCC Evaluation Procedure 1, 2406.4 kJ/m 2 , RQT-010501-012975 (SH-0112, DVM-0112-SH) 3.10 APPEARANCE PROPERTIES 3.10.1 Resistance to Interior Weat
33、hering (FLTM BO 116-01, AATCC Evaluation Procedure 1) Xenon Arc Exposure 2406.4 kJ/m 2 Rating 4 min The material shall show no change in color tone. 3.10.2 Fiber Deterioration after UV exposure No deterioration of fibers or yarns after testing to the applicable exposure levels in section 3.10.1 on t
34、he molded production components. Taber Abrasion (Carpet) 1000 cycles (FLTM BN 108-02, 500 g load, H-10 wheels) Taber Abrasion (Knitted Fabric) 1000 cycles (FLTM BN 108-02, 500 g load, CS-10 wheels) The material shall exhibit no visual evidence of wear through to the foundation of the pile fibers in
35、the abraded area in excess of the failure criteria shown in Appendix 1. No roping or pilling allowed. Pattern distortion is not allowed after testing. 3.10.3 Resistance to Crocking (FLTM BN 107-01, AATCC Evaluation Procedure 2) Dry Rating 4 min Wet Rating 4 min 3.10.4 Soiling and Cleanability (FLTM
36、BN 112-08, AATCC Evaluation Procedure 2) Standard Soil Rating 4 min Grease Rating 4 min Coffee Rating 4 min 3.11 FOGGING (PHOTOMETRIC) 70 min. (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 16 h) ENGINEERING MATERIAL SPECIFICATION WSS-M15P6-E Copyright 2018 Ford Global
37、Technologies, LLC Page 6 of 14 Formation of clear film, droplets or crystals is cause for rejection. Test sample preparation: For parts with any back side adhesively attached items (i.e. felt, flock, tape, hook and loop, foam, etc.) test samples should be cut from areas that include the largest amou
38、nt of each attached item. For shipping, all materials or parts shall be sampled immediately after manufacture, then bagged in a zipper- or slide-sealed polyethylene (PE) bag, PE-coated aluminum bag or wrapped in aluminum foil prior to bagging. Test specimens shall be cut, then stored in a clean, ope
39、n environment for 14-28 days. After 14-28 days of air exposure, the specimens shall be tested immediately or re-bagged until testing can be performed. Bagged materials or parts must be labelled on the outside of the bag with the following information, and included in the test report: supplier, conta
40、ct information, product code/trade name or part number, manufacturing location, date of manufacture, shipping date, start and end dates of conditioning period and test date. Sample shall be tested as part of a production assembly composite if it is 100% bonded. If not 100% bonded, test each componen
41、t separately. 3.12 ODOR (FLTM BO 131-03, Variant C) Test sample preparation: For parts with any back side adhesively attached items (i.e. felt, flock, tape, hook and loop, foam, etc.) test samples should be cut from areas that include the largest amount of each attached item. Condition 1 Rating 3 ma
42、x Condition 2 Rating 3 max Condition 3 Rating 3 max 3.13 FLAMMABILITY (ISO 3795) Burn Rate 100 mm/min.max 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering M
43、aterial Specifications. 4.1 SUPPLIERS ONGOING RESPONSIBILITY All materials must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any changes to the material originally approved, whether or not such changes affect the materials ability t
44、o meet the specification requirements, the supplier shall notify the affected Supplier Technical Assistance (STA), Purchasing, and Materials Engineering activities of the proposed changes (with reasons) by submission of a completed Suppliers Request for Engineering Approval, SREA. For parts and comp
45、onents using Ford Engineering Material Specifications, all samples tested to the specifications for Design Verification (DV), Production Verification (PV) and Production Part Approval Process (PPAP) sign off must be kept until Job 1. ENGINEERING MATERIAL SPECIFICATION WSS-M15P6-E Copyright 2018 Ford
46、 Global Technologies, LLC Page 7 of 14 4.2 RESTRICTED SUBSTANCE MANAGEMENT STANDARD Substance restrictions imposed by regulations or Company direction applies to the materials addressed by this document. The restrictions are identified in the Restricted Substance Management Standard WSS-M99P9999-A1
47、which is updated yearly. It is the suppliers responsibility to comply with this standard on a continuing basis through IMDS and or GMAP reporting. 5. SUMMARY OF REVISIONS 2018 04 25 - 3.1-3.5 Updated standard paragraphs - 3.6 Removed FLTM BI 109-01 - 3.8.1/2 Added FLTM BO 040-01 - 3.8.3 Reduced impa
48、ct requirement for stationary package trays (four-door) from 5.0 to 2.7. Deleted requirement for full recovery from indentation. Removed references to 23 C. - 3.8.5 Removed requirement for no permanent set in the face material after sag testing - 3.8.6 Combined scrim laminate and surface laminate pl
49、y adhesion into one paragraph. Added statement to clarify layers to peel for foam constructions for surface laminate ply adhesion. Deleted requirement that samples should not be able to be started by hand. - 3.8.8 Deleted water absorption requirement. - 3.5.8.2 Deleted resistance to water spotting. - 3.9.1 added standard test method for resistance to mildew - 3.9.2, 3.9.3, 3.9.4 Replaced SAE J1530-A and SAE J948 with FLTM BN 108-02. Clarified failure criteria in Appendix 1. - 3.9.5 Added Adhesion S
