FORD WSS-M8P26-A3-2014 PERFORMANCE EXTERIOR NON-FOLD TONNEAU TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 0 2014 11 25 Released C. Kay, D. Murtonen, NA Controlled document at www.MATS Copyright 2014, Ford Global Technologies, LLC Page 1 of 3 PERFORMANCE, EXTERIOR NON-FOLD TONNEAU WSS-M8P26-A3 1. SCOPE This specification defines the standard

2、performance requirements for hard non-flexible materials used in exterior tonneau cover applications. 2. APPLICATION This specification was released originally for materials used in the F150 exterior tonneau cover. In addition, other components used in the tonneau cover system must meet the followin

3、g requirements if present in the system. Exterior rigid painted parts must meet WSS-M2P180-D/latest. Labels must meet WSS-M99P41-A10/A72/latest. Exterior plastic parts must meet WSS-M98P13-D/latest. For component types other than those classified above, please contact Materials Engineering for direc

4、tion on material call-outs. 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 or latest). 3.2 SAMPLE SELECTION All evaluations shall be conducted on test

5、 specimens taken from production representative exterior tonneau assemblies or parts. 3.3 APPEARANCE (FLTM BI 109-01) The color, pattern, and finish shall match the approved Design Center master sample or shall be specified on the engineering drawing. 3.4 COMPOSITION Construction as specified on the

6、 Engineering Drawing. Non-Fold Thermoplastic Polyolefin 3.4.1 Density 1.08-1.13 g/cm3 (ISO 1183, Method A) 3.4.2 Finished Thickness 1.40 mm min (ASTM D751) ENGINEERING MATERIAL SPECIFICATION WSS-M8P26-A3 Copyright 2014, Ford Global Technologies, LLC Page 2 of 3 3.5 FLAMMABILITY (ISO 3795/SAE J369) B

7、urn Rate 100 mm/minute max 3.6 RESISTANCE PROPERTIES 3.6.1 Horizontal Fluid Spotting Resistance Rating 4-5 min (FLTM BI 113-01, AATCC Evaluation Procedure 2 Gasoline Only) The material shall meet the specified Grey Scale rating. In addition, no surface distortion dulling, or permanent softening perm

8、itted. 3.6.2 Resistance to Heat Aging Rating 4 min (ISO 105-A02/AATCC Evaluation Procedure 1) Test Procedure: The production level part must be tested. Expose the test sample to 92 +/- 2 C in a mechanical convection oven for 16 hrs. After heat exposure, allow samples to cool to 23 +/- 2 C for a mini

9、mum of 1 hour prior to evaluation. Acceptance Criteria: The material shall meet the specified Grey Scale rating. In addition, no color tone change (e.g.pink) is allowed, no visible cracks, blisters, softening, dulling, or evidence of material degradation when observed with the unaided eye from a dis

10、tance of 300 +/- 30 mm. 3.6.3 Resistance to Scratch and Mar (FLTM BO 162-01, 1.0 +/- 0.1 mm steel ball at 7.0 N, 6.0 N, 4.5 N, 3.0 N and 2.0 N) Load: 2 N Scratch: Rating 2 max Marring: Rating 2 max Load: 7 N Whitening/Color Change: Rating 1 max 3.6.4 Resistance to Water and Soap Spotting Rating 4-5

11、min (FLTM BI 113-01, AATCC Evaluation Procedure 2) The material shall meet the specified Grey Scale rating, in addition, no surface distortion or permanent softening permitted. 3.6.5 Weathering Resistance (ASTM D7869 or SAE J2527 ISO-A02/AATCC Evaluation Procedure 1) ASTM D7869 (preferred) SAE J2527

12、 Boro/Boro Testing to Complete Rating 2250 h 3000 h Fade Resistance 4 min *3750 h *6000 h or 2 yr Florida Actual Fade Resistance 4 min ENGINEERING MATERIAL SPECIFICATION WSS-M8P26-A3 Copyright 2014, Ford Global Technologies, LLC Page 3 of 3 *Must be completed for new supplier, construction or techno

13、logy. The material shall meet the specified Grey Scale rating. In addition, no color tone change (e.g.pink) is allowed, no visible cracks, blisters, softening, dulling, or evidence of material degradation when observed with the unaided eye from a distance of 300 +/- 30 mm. 3.7 WEAR PROPERTIES 3.7.1

14、Low Temperature Impact (FLTM BN 128-01, -30 C, 9.3 lbs weight) Acceptance Criteria: After exposure each sample, shall show no color change, cracking, crazing, dulling or other deterioration. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting th

15、e requirements of this specification. Contact for questions concerning Engineering Material Specifications. 5. SUMMARY OF REVISIONS TABLE 1 Paragraph Sample Size New Cover Material Construction Approval Color Approval Only 3.4.1 Density 3/avg. X X 3.4.2 Finished Thickness 3/avg. X X 3.5 Flammability 5 warp/5 fill X X 3.6.1 Fluid Spotting Resistance 1 per condition X X 3.6.2 Resistance to Heat Aging 1 X X 3.6.3 Resistance to Scratch and Mar 3 X X 3.6.4 Resistance to Spotting 1 per condition X X 3.6.5 Weathering Resistance 1 X X 3.7.1 Low Temperature Impact 3 X