1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions Rev. 4 2008 10 29 B2- N-STATUS B2 Replaced by WSS-M15P6-D L. Sinclair, FNA 2004 03 26 Revised ESB-M3H48-A2 inactivated; para 3.0 inserted; para 3.1, 3.2, 3.3, 3.13 and 4 deleted; complete spec revised to take ESB-M3H48-A2 off the specification
2、 L. Soreide 1989 01 03 Released CSS1-DR349676 BCF, L. Moriarty Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 1 of 4 MAT, POLYPROPYLENE, FLAT NEEDLED, NON-BACKCOATED, 295 g/m2ESB-M3H48-B MAT, POLYPROPYLENE, FLAT NEEDLED, NON-BACKCOATED, 375 g/m2ESB-M3H48-B2 NOT TO
3、 BE USED FOR NEW DESIGN 1. SCOPE The material defined by these specifications is a scrimless, flat needled, non-woven polypropylene mat of good quality and uniform composition. 2. APPLICATION The ESB-M3H48-B specification was released originally for material used as a moldable package tray cover for
4、 1982 Escort and Lynx models. THIS MATERIAL MUST ALWAYS BE BONDED 100% TO ANOTHER MATERIAL TO FORM A COMPOSITE, AND THE COMPOSITE MUST NOT BURN IN EXCESS OF 100 mm/minute. The ESB-M3H48-B2 specification was released originally for material used as a moldable high mount stop lamp cover material for t
5、he 1989 TBird/Cougar. THIS MATERIAL MUST ALWAYS BE BONDED 100% TO ANOTHER MATERIAL TO FORM A COMPOSITE, AND THE COMPOSITE MUST NOT BURN IN EXCESS OF 100 mm/minute. 3. REQUIREMENTS In addition to the requirements listed herein, the end-item carpet assembly (molded or otherwise fabricated), shall meet
6、 all the applicable requirements of WSB-M15P6-C performance specification for package tray assemblies. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 FOGGING (S
7、AE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h and 16 h) Fog Number, min 70 Formation of clear film, droplets or crystals is cause for rejection. 3.5 APPEARANCE (FLTM BI 109-01) The color, pattern, and finish shall match the approved design center master sample, or sh
8、all be as specified on the engineering drawing. ENGINEERING MATERIAL SPECIFICATIONESB-M3H48-B/B2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2 of 4 3.6 CONSTRUCTION 3.6.1 Fiber Size and Description 20 - 22 dtex (ASTM D 1244) (Polypropylene, pigmented dyed, 76 m
9、m staple) 3.6.2 Needle Gauge, min 3.5 ribs/cm (ASTM D 418) 3.6.3 Thickness, range, mm ESB-M3H48-B ESB-M3H48-B2 (ASTM D 461, 28.6 - 203.2 mm diameter foot, 1.4 kPa load) 4.00 - 5.60 4.00 - 5.90 3.7 WEIGHT, range, g/m2(FLTM BN 106-01) Fiber 295 - 431 374 - 480 3.8 COMPOSITION (ASTM D 276) Fiber 100% P
10、olypropylene ultraviolet resistant 3.9 PHYSICAL PROPERTIES 3.9.1 Breaking Strength, min (N) (ASTM D 1682, Grab Method) MD 489 AMD 667 3.9.2 Elongation at 111 N Load, % (ASTM D 1682, Grab Method) MD 65 +/- 30 AMD 30 +/- 20 3.9.3 Trapezoidal Tear, min (N) (ASTM D 5733) MD 222 AMD 289 3.9.4 Shrinkage,
11、max 1.5% (FLTM BN 105-01, both directions except instead of water, expose sample to 7 days at 102 C) ENGINEERING MATERIAL SPECIFICATIONESB-M3H48-B/B2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 3 of 4 3.10 APPEARANCE PROPERTIES 3.10.1 Resistance to Fade, min (S
12、AE J1885, AATCC Evaluation Procedure 1) Xenon Arc Exposure Rating 3 488.8 kJ/m2at 340 nm The material shall be rated after exposure using the AATCC Gray Scale for Evaluating Change in Color (10 Step). Production materials shall exhibit fade resistance qualities equal to or better than the Master Sam
13、ple approved for production by the Textile and Acoustic Engineering Section. 3.10.2 Fiber Deterioration No excessive deterioration of fibers or yarns after the above xenon arc exposure. The resistance to deterioration of production material shall be equal to or better than that exhibited by the Mast
14、er Sample approved by the Textile and Acoustic Engineering Section. Test Method: Firmly apply a piece of 3Ms Highland Brand 6200 Permanent Mending Tape, or equivalent, to the surface of the exposed fabric (yarn). Then rapidly strip the tape and mount it on a sheet of light or dark cardstock which co
15、ntrasts with the color of the fiber. Repeat the test with a new piece of tape on an unexposed sample and compare the length and quantity of fibers removed by the tape. Report fiber deterioration if a significantly larger number of fibers (usually of shorter lengths) are removed from the exposed vers
16、us unexposed sample. 3.10.3 Heat Aging, min Rating 4.5 (7 days at 102 C +/- 2 C and AATCC Evaluation Procedure 1) No individual yarn or combination of yarns shall exhibit fiber degradation or color tone change. Backcoatings, if applied, shall exhibit no color change or degradation. 3.10.4 Bleeding a
17、nd Perspiration, min Rating 4.0 (FLTM AN 101-01 +/- 2 C and AATCC Evaluation Procedure 3) Compared to the AATCC Chromatic Transference Scale (latest edition). 3.10.5 Dry and Wet Crocking (FLTM BN 107-01) Target 0.00 DE Individual Crock Results, max 7.00 DE Note: If a crock result is greater than 7.0
18、0 DE, repeat the colorimeter measurement four additional times and average all five results to minimize measurement error. The average must be less than or equal to 7.00 DE. DO NOT conduct another crock test on the roll, unless examination of the original crock cloth indicates the test was conducted
19、 improperly (e.g., uneven pressure of the crock finger. ENGINEERING MATERIAL SPECIFICATIONESB-M3H48-B/B2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 4 of 4 3.11 WEAR PROPERTIES 3.11.1 Abrasion, min (FLTM BN 108-02, H-10 wheels, 1 kg load and back with S-36 moun
20、ting cards) Original 1200 cycles Aged 1000 cycles 488.8 kJ/m2at 340 nm (SAE J1885) The material shall exhibit no evidence of excessive fiber abrasion in the abraded area. Production material shall be equal to or better than that exhibited by the Carpet Proposal approved for production by the Textile
21、 and Acoustic Engineering Section. 3.11.2 Resistance to Bearding No evidence of bearding (SAE J948, Taber Method, 40 cycles, 250 g load, H-10 wheels if required, back with S-36 mounting cards) 3.12 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute* Tested as composite *These materials must always be bonded 100% to another material to form a composite, and the composite must not burn in excess of 100 mm/minute.
