1、ENGINEERING MATERIAL SPECIFICATION PERFORMANCE, THROW IN MAT ASSEMBLIES, CARPETED WSS-M15P44-B 1. SCOPE This specification defines the standard requirements for a good quality, carpeted throw-in mat which consists of carpet and substrate material. 2. APPLICATION This specification was released for t
2、ufted throw-in mats designed to protect floor coverings. 2.1 LIMITATION Nonwoven carpets are not applicable to this specification. 3. REQUIREMENTS 3.1 APPROVED SOURCES This specification is performance based and does not have approved sources. 3.2 CONDITIONING AND TEST CONDITIONS All test values are
3、 based on material conditioned for not less than 24 h prior to testing in a controlled environment of 23 +/- 2 C and 50 +/- 5% relative humidity. Testing of the material should occur in the conditioning environment or soon after removal. 3.3 PERFORMANCE CRITERIA 3.3.1 In addition to the requirements
4、 listed herein, the end-item floor mat assembly (molded or otherwise fabricated), shall meet all requirements of the material specifications for the individual components, as well as SDS requirements. Edge binding used on floor mats shall meet WSS-M8P24-A and serge thread used on floor mats shall me
5、et WSS- M8P22-A. 3.3.2 Materials used in interior applications must meet the requirements outlined in WSSM99P2222-D1/Latest, Data must be included in material submission package. 3.4 SAMPLE SELECTION All evaluations shall be conducted on test specimens taken from production representative throw-in m
6、at assemblies. See Table 1 and Table 2 for testing requirements & sample size. Final determination of pass/fail criteria for the italicized items will be made by Ford Materials Engineering. 3.5 APPEARANCE The color, pattern, and finish shall match the approved Design Center master sample. Date Actio
7、n Revisions Rev 03 2016 11 17 Revised See Summary of Revisions L. Sinclair, NA 2014 04 02 Revised See Summary of Revisions L. Sinclair, NA 2008 06 25 Activated L. Schmalz, FNA J. Williams, FOE Controlled document at www.MATS Copyright 2016, Ford Global Technologies, LLC Page 1 of 9 ENGINEERING MATER
8、IAL SPECIFICATION WSS-M15P44-B Page 2 of 9 Copyright 2016, Ford Global Technologies, LLC 3.6 WEIGHT (FLTM BN 106-01) The fiber weight shall be specified in the Material Specification and total weight shall be as specified in the Supplement Form. 3.7 RESISTANCE TO MILDEW (7 days at 98 +/- 2% relative
9、 humidity and 38 +/- 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. 3.8 ODOR (FLTM BO 131-03, Variant C) Condition 1 (2
10、3 +/- 2 C) Rating 3 max. Condition 2 (40 +/- 2 C) Rating 3 max. Condition 3 (65 +/- 2 C) Rating 3 max. 3.9 PHOTOMETRIC FOGGING (SAE J1756, except , 3 h at 100 C heating, 21 C cooling plate, post test conditioning 16 h) Fog Number 70 min Formation of clear film, droplets or crystals is cause for reje
11、ction. All materials should be stored in an open environment for no longer than 28 days after manufacture, and then must be bagged in heat sealed polyethylene (PE) or PE coated aluminium bags for shipping. Materials for testing must be labelled with supplier and date of manufacture. 3.10 PHYSICAL PR
12、OPERTIES 3.10.1 Water Shrinkage (FLTM BN 105-01/SAE J883) WMD & AMD 2.0% max 3.10.2 Heat Shrinkage (FLTM BN 105-01/SAE J883 Except instead of water, use 7 days at 80 +/- 2 C) WMD & AMD 2.0% max 3.10.3 Dimensional Stability (FLTM BN 105-03, 2 cycles) WMD & AMD, expansion and contraction 2.0% max 3.10
13、.4 Tensile Strength (ASTM D 5034) Dry and Wet (immersed) WMD & AMD 400 N min ENGINEERING MATERIAL SPECIFICATION WSS-M15P44-B Page 3 of 9 Copyright 2016, Ford Global Technologies, LLC 3.10.5 Tensile after Aging 80% of Original min (FLTM BO 116-01 age face carpet 225.6 kJ/m2, ASTM D5034) 3.10.6 Trapez
14、oidal Tear, (ASTM D 5587, Option 1 (Multiple Peak Force Average) Dry and Wet WMD and AMD 90 N min 3.10.7 Pile Tuft Pull Strength (ASTM D1335 original) Room Temperature 16 N min Tuft Pull after 7 days at 80+/-2 C (pull at Room Temperature) 10 N min 3.10.8 Resistance to Heat Test Method: Place in an o
15、ven stacked, a raw carpet with no insulation(on bottom), floor mat assembly (on top), with a 2 kg load, maximum of area 5800 mm2, at 80 +/- 2 C for 6 hours. 100mm x 100 mm sample size. Raw carpet construction tested will be program dependent. There shall be no adhesion of the floor mat assembly to t
16、he raw carpet, or flattening of the nibs (if applicable). 3.10.9 Adhesion of Carpet To Substrate 0.96 N/ mm min (,FLTM BN 151-05 speed 300 mm/min or failure to initiate Carpet to backing) 3.10.9.1 Original WMD & AMD 3.10.9.2 Cycled WMD & AMD 4 h in the humidity cabinet at 98 +/- 2 % relative humidit
17、y and 38 +/- 2 C. 4 h or overnight (16 h max) in the cold box at -35 +/- 1 C. 4 h in an oven at 85 +/- 2 C. After cycling, condition the samples for 1 h at 23 +/- 2 C and 50 +/- 5 % relative humidity. 3.10.9.3 Immersed WMD & AMD (Immerse the test specimen in tap water at 23 +/- 2 C for 24 h, then pu
18、ll) Note: Primary foundation material (scrim) tearing through the tufted carpet leaving the tufts adhered to the mat backing also constitutes a pass if N/mm value falls below the minimum. 3.10.10 Cold Resistance No cracking (SAE J323, Method A, 15mm or delamination mandrel carpet face down) Original
19、 AMD and WMD Aged 24 h at 80 +/- 2 C then 24 h at -30+/- 2 C AMD and WMD 3.10.11 Migration Staining Rating 5 min (FLTM BN103-01, ISO 105-A03 ENGINEERING MATERIAL SPECIFICATION WSS-M15P44-B Page 4 of 9 Copyright 2016, Ford Global Technologies, LLC AATCC Evaluation Procedure 2) Expose to the floor mat
20、 backing to the face of the applicable floor carpet material for 24 h The throw-in mat assembly shall exhibit no migration of backing material, or any other foreign matter, to the carpet surface of the floor system while in use. 3.10.12 Cold Temperature Curl Part must lay within 5 (SH-0033/ RQT-0105
21、16/012924, 12x12 inch section) mm of flat 25 mm from the edge of the sample within 25 Minutes. 3.10.13 Coefficient of Friction 2.0 min (SH-0089 / RQT-010516/012959) Tested against non woven and tufted floor carpets. Note for nibbed floor mats a typical nib and nib placement is to be used for constru
22、ction approval. 3.11 TABER ABRASION 4000 cycles (SAE J1530, 1000 g load, H-18 wheels) There shall be no primary backing visible after abrasion testing in excess of the failure criteria shown in Appendix 1. The carpet shall exhibit no evidence of fraying, bearding or pilling caused by the pilling or
23、separation of individual filaments or yarns. 3.12 APPEARANCE PROPERTIES 3.12.1 Resistance to Fade (FLTM BO 116-01, ISO 105-A02/ AATCC Evaluation Procedure 1) 225.6 kJ/m2Rating 4 min. 3.12.2 Fiber Deterioration after UV Exposure (FLTM BO 116-01, 225.6 kJ/m2, 3200 cycles SAE J1530-A, 1000 g load,H-18
24、wheels) No deterioration of fibers or yarns after testing to the applicable exposure levels in section 3.12.1. See Appendix 1 for failure criteria. 3.12.3 Resistance to Crocking (FLTM BN 107-01, ISO 105-A03 AATCC Evaluation Procedure 2) Dry & Distilled Water Rating 4 min 3.12.4 Heat Ageing (7 days a
25、t 80 +/- 2 C, ISO 105-A02/ AATCC Evaluation Procedure 1) Rating 4 min No individual yarn or combination of yarns shall exhibit fiber deterioration or color tone change in excess of the above rating. There shall be no visual deterioration of backcoating. 100 mm x 100 mm sample size. ENGINEERING MATER
26、IAL SPECIFICATION WSS-M15P44-B Page 5 of 9 Copyright 2016, Ford Global Technologies, LLC 3.12.5 Soiling and Cleanability (FLTM BN 112-08, ISO 105-A03 AATCC Evaluation Procedure 2) After cleaning Rating 4 min 3.13 FLAMMABILITY (ISO 3795) Burn Rate 100mm/minute max 4. GENERAL INFORMATION The informati
27、on given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 4.1 APPROVAL OF MATERIALS Suppliers desiring approval of their materials shall first obtain an expression of interest
28、from Purchasing, Design or Product Development, and Materials Engineering. The supplier shall submit a completed copy of their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full compliance with all the requirements of the Material Sp
29、ecification. Tested material samples must be available for review upon request and kept for a minimum of one year. Upon request, the supplier will review the associated quality control documents (Process Failure Mode and Effects Analysis, Control Plans, Certification testing) with Ford. 4.2 SUPPLIER
30、S 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 to meet the specification requirement
31、s, 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 components using Ford Engineering Materi
32、al 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. 4.3 RESTRICTED SUBSTANCE MANAGEMENT STANDARD Substance restrictions imposed by regulations or Company
33、direction applies to the materials addressed by this document. The restrictions are identified in the Restricted Substance Management Standard WSS-M99P9999-A1 which is updated yearly. It is the suppliers responsibility to comply with this standard on a continuing basis through IMDS and or GMAP repor
34、ting. 5. SUMMARY OF REVISIONS 2016 11 17 Updated standard paragraphs Updated appearance section Mildew added to smell sample directly after removing from cabinet Updated fogging to require holding between 14-28 days for testing. Adhesion to substrate, updated method added notes for what is acceptabl
35、e as a pass if the value falls below the minimum Removed resistance to bleeding Added column in table 1 for new cut and sew facility testing. 2014 04 02 ENGINEERING MATERIAL SPECIFICATION WSS-M15P44-B Page 6 of 9 Copyright 2016, Ford Global Technologies, LLC Clarified pass / fail evaluation in secti
36、on 3.2 sample selection. Added clarification for fog evaluation. Added clarification for odor testing. Added column for changing the backing weight only. The face fiber and weight along with the backing composition will not change. Added line to identify that clip testing is also required by the D&R
37、 before the material can be approved. Added column for new denier in table 1 Identified testing required for trunk mat applications. For cold resistance clarified that testing is needed in both AMD and WMD directions. Added sample size 100 mm x 100 for mildew, heat aging and resistance to heat Added
38、 DV/PV table 2. 2013 01 11 - Updated format - Added VIEQ requirement - Removed SAE method for odor - Updated Trap Tear method - Removed note in section 3.8.9 adhesion to carpet substrate limiting requirement to extruded or molded samples. - Changed mandrel from 6 mm to 15 mm in 3.8.10 - Added Cold C
39、url and Coefficient of Friction - Changed taber from graduated requirements back to 1 requirement to reflect actual performance - Removed reference to edge treatments, being replaced by WSS-M8P24-A - Deleted fiber loss requirement. - Changed fiber deterioration from a visual requirement (tape pull)
40、to taber. - Removed instrumented option for resistance to crocking - Updated testing table. ENGINEERING MATERIAL SPECIFICATION WSS-M15P44-B Page 7 of 9 Copyright 2016, Ford Global Technologies, LLC TABLE 1: TESTING REQUIREMENTS New Construction (New Face Fiber and Backing)* New Backing Only * New Ba
41、cking Weight or Manufacturing Site Only * New Face Fiber Weight Only * New Colors (MCDCC) New Denier * New Cut and Sew Using Approved Material * 3.3 Appearance 1 1 1 1 3.4 Weight 3 3 3 3 3 3.5 Resistance to Mildew 1 1 1 3.6 Odor 1 1 1 3.7 Fogging (plates) 1 1 1 3.8.1 Water Shrinkage 1 1 1 1 3.8.2 He
42、at Shrinkage 1 1 1 1 3.8.3 Dimensional Stability 1 1 1 1 3.8.4 Tensile Strength WMD 3 3 3 3 AMD 3 3 3 3 3.8.5 Tensile after ageing WMD 3 3 3 3 AMD 3 3 3 3 3.8.6 Trapezoidal Tear WMD 3 3 3 3 AMD 3 3 3 3 3.8.7 Pile Tuft Pull Strength Room Temp 3 3 3 3 3 Heated 3 3 3 3 3 3.8.8 Resistance to Heat 1 1 3.
43、8.9 Adhesion of carpet to substrate 3 per condition 3 per condition 3 per condition 3 3 3.8.10 Cold Resistance 3 3 3 3.8.11 Migration Staining 1 1 3.8.12 SH-0033 Throw in Mat Cold Temperature Curl Test 3 per direction 3 per direction 3 per direction 3 per directio n 3 per direction 3.8.13 SH-0089 Co
44、efficient of Friction 3 per direction 3 per direction 3 per direction 3 per direction 3.9 Taber Abrasion 3 3 3 3 3 3 3.10.1 Resistance to Fade 1 1 1 3.10.2 Fiber Deterioration after UV 1 1 1 3.10.3 Resistance to Crocking 1 1 1 3.10.4 Heat Ageing 1 1 1 3.10.5 Soiling and Cleanability 1 1 1 3.11 Flamm
45、ability* 5 5 5 5 5 SH-0117 Clip Testing (Required for approval) X X X X X X *New construction is defined as new fiber supplier or new denier and new backing type/weight. * Indicates that the face fiber and weight of fiber has been approved to the given Material Specification. ENGINEERING MATERIAL SP
46、ECIFICATION WSS-M15P44-B Page 8 of 9 Copyright 2016, Ford Global Technologies, LLC * Indicates that the backing and denier/supplier has been approved to the given Material Specification. Change in face fiber weight only. * Where flammability is required FMVSS 302 can be used instead of the ISO metho
47、d. * Indicates that the construction is fully approved but the backing will have a different weight or a new manufacturing site, on an already approved construction, is being requested. * Indicates that the construction is fully approved but the denier only has changed. * Material is fully approved
48、(Face and backing) and will just be cut to size and finished at a new facility. Tested samples for italicized items must be submitted to Ford Materials Engineering. Note: The minimum number of specimens defined by the test method is noted in the table. Note: For trunk mats SH-0033, SH-0089 and SH-01
49、17 testing is not required. TABLE 2: DV/PV TESTING REQUIREMENTS Component DV Testing Component PV Testing* 3.4 Weight 1 3.6 Odor 3 specimens per condition 3.7 Fogging (plates) 1 3.8.7 Tuft pull Room Temperature 3 Heated 3 3.8.9 Adhesion of Carpet to Substrate 3 per condition 3 per condition 3.8.13 Coefficient of Friction (S
