1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 1 2015 08 21 N Status No future use, not in global strategy D. Murtonen, NA 2012 03 02 Activated S. Stanciu, NA Controlled document at www.MATS Copyright 2015, Ford Global Technologies, Inc. Page 1 of 4 FABRIC, PRISM HEAVY DUTY PATTERN,
2、POLYESTER KNIT FACE AND NON-WOVEN BACKING FOR INTERIOR TRIM APPLICATIONS WSS-M5H38-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a Prism pattern, knitted face fabric laminated to a non-woven fabric. 2. APPLICATION This specification was released originally fo
3、r material used as a cover material for interior trim pillars. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). In addition to the requirements listed
4、 herein, the material when used in an interior trim application, shall also meet the requirements of WSS-M15P4-F or latest, when tested as an assembly. 3.2 APPEARANCE (FLTM BI 109-01) The color, pattern, and finish shall match the approved Design Center master sample, or shall be specified on the en
5、gineering drawing. 3.3 ROLL GOODS QUALITY When laminated, the backing shall be uniformly bonded, and the fabric shall not delaminate from the backing during shipment, handling, or in-plant processing. 3.4 COMPOSITION (ASTM D276) Face Fabric 100 % Polyester Nonwoven Backing 50% Polyester / 50% Polypr
6、opylene 3.5 FACE FABRIC REQUIREMENTS The following requirements shall be conducted on unbonded fabric: 3.5.1 Fiber Description and Construction (ASTM D1244) Face (A) 7.8 tex f36 (polyester) (B) 4.4 tex f24 (polyester) (C) 4.4 tex f24 (polyester) Back 50/50 PET/PP ENGINEERING MATERIAL SPECIFICATION W
7、SS-M5H38-A Copyright 2015, Ford Global Technologies, Inc. Page 2 of 4 3.5.2 Fabric Count (ASTM D 3887) Wales 145 - 170 wales/10 cm Courses 180 - 212 courses/10 cm 3.5.3 Weight, range, (FLTM BN 106-01) Face Fabric 125 165 g/m2 Backing Fabric 120 140 g/m2 3.5.4 Method of Dyeing Piece dyed 3.6 LAMINATE
8、 REQUIREMENTS 3.6.1 Thickness Production Samples As specified on engineering or pattern drawing Source Approval and 1.5 0.4 mm* Master Samples * or as agreed to with Materials Engineering 3.6.2 Ply Adhesion, both directions 6 N min (FLTM BN 151- 05) For foam laminates, the fabric shall not separate
9、cleanly from the foam surface (fabric specimen shall exhibit foam particles adhered to the peeled surface). In those cases where a sustained peel cannot be obtained due to the foam tearing or breaking away completely from the fabric, ply adhesion shall be considered acceptable if the peak load prior
10、 to break exceeds the above minimum requirement. If the laminate is less than 4.0 mm thick and a numerical ply adhesion value cannot be satisfactorily obtained, ply adhesion shall be acceptable if the fabric cannot be separated cleanly from the foam 3.7 RESISTANCE TO ABRASION 1200 cycles min (SAE J9
11、48, 500 g load, CS-10 wheels) No evidence of excessive surface deterioration. The resistance to abrasion of production material shall be equal to or better than that exhibited by the fabric proposal approved by the Materials Engineering Activity. 3.8 SURFACE FIBER DETERIORATION (FLTM BO 116-01, 977.
12、6 kJ/m2) No excessive deterioration of fibers or yarns after the above xenon arc exposure followed by 3.8.1 and 3.8.2. The resistance to deterioration of approved production material shall be equal to or better than that exhibited by the fabric proposal approved by the Materials Engineering Activity
13、. 3.8.1 Tape Test No change from unexposed (FLTM BN 117-03, Method B) ENGINEERING MATERIAL SPECIFICATION WSS-M5H38-A Copyright 2015, Ford Global Technologies, Inc. Page 3 of 4 3.8.2 Abrasion 1000 cycles (SAE J948, 500 g load, CS 10 Wheels, S-36 mounting cards or equivalent) In addition, the material
14、 shall exhibit no evidence of penetration to the foundation in the abraded area. 3.9 RESISTANCE TO SNAGGING 200 cycles (FLTM BN 108-07) No evidence of fiber pullout in excess of the material originally approved by Materials Engineering. 3.10 RESISTANCE TO FADE (FLTM BO 116-01/ ISO 105-A02 AATCC Eval
15、uation Procedure 1) 977.6 kJ/m2 Rating 3 min 3.11 RESISTANCE TO HEAT AGING Rating 4 min (7 days at 110 +/- 2 C, ISO 105-A02/ AATCC Evaluation Procedure 1) No individual yarn or combination of yarns shall exhibit fiber deterioration or color tone change in excess of the above rating. Backcoatings, if
16、 applied, shall exhibit only slight color change and no deterioration. 3.12 RESISTANCE TO CROCKING (FLTM BN 107-01, AATCC Evaluation Procedure 3) Dry Rating 4 min Wet Rating 4 min 3.13 RESISTANCE TO BLEEDING AND Rating 4 min PERSPIRATION (FLTM AN 101-01 and AATCC Evaluation Procedure 3) 3.14 SOILING
17、 AND CLEANABILITY, min Rating 3 min (FLTM BN 112-08, grease, soil and coffee only) In addition, marks with an artists charcoal crayon must be easily removed, using an approved Brand Interior Trim Cleaner, without serious damage to the face fabric. The performance of production material shall be equa
18、l to or better than that exhibited by the sample originally approved for production by the Materials Engineering Activity. 3.15 STRENGTH PROPERTIES Materials must meet the original breaking strength and aged breaking as specified below: 3.15.1 Breaking Strength (ASTM D5034, Grab Method, 305 mm/minut
19、e MD 450 N min jaw speed, average of 5 samples, each direction) AMD 450 N min ENGINEERING MATERIAL SPECIFICATION WSS-M5H38-A Copyright 2015, Ford Global Technologies, Inc. Page 4 of 4 3.15.2 Retained Tensile Strength After Ultraviolet Deterioration (SAE J1885, 225.6 kJ/m2, FLTM BN 117-03, Method A)
20、30% min 3.15.3 Tear Strength (ASTM D5733, Integration method average MD 100 N min of 5 samples, each direction) AMD 100 N min 3.17 ODOR Rating 3 max (FLTM BO 131-03) 3.18 FOGGING (SAE J 1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h and 16 h) Fog number 70 min Formation o
21、f a clear film, droplets or crystals is cause for rejection. 3.19 FLAMMABILITY (ISO 3795/SAE J 369) Burn Rate 100 mm/minute max Sample shall be tested as part of a production assembly composite if it is 100% bonded to a substrate. If not 100% bonded, each component should be tested separately. 4. GENERAL INFORMATION This information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications.
