1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 0 2014 12 08 Released T.Nover, M.Corley, EU Controlled document at www.MATS Copyright 2014, Ford Global Technologies, LLC Page 1 of 6 THERMOPLASTIC ELASTOMER (TPS) WSS-M2D507-B4 STYRENE BLOCK COPOLYMER, 70 DUROMETER A HARDNESS, INTERIOR
2、THERMOPLASTIC ELASTOMER (TPS) WSS-M2D507-B5 STYRENE BLOCK COPOLYMER, 80 DUROMETER A HARDNESS, INTERIOR 1. SCOPE The material defined by this specification is a thermoplastic elastomer based on styrene block copolymer. 2. APPLICATION These specifications were released originally for material used for
3、 interior applications. 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). The use of regrind is permitted, for economic / environmental reasons, with c
4、ompliance as indicated in Ford Engineering CAD and Drafting Standard E-4 Materials used in interior applications must meet the requirements outlined in WSS-M99P2222-D1/Latest, Performance, Vehicle Interior Environment Quality Material/Component Requirements. Data must be included in material submiss
5、ion package. Performance Criteria: Parts using this specification shall meet the appropriate performance specifications, WSS-M9P8-C/Latest. 3.2 APPEARANCE 3.2.1 Xenon Arc Weatherometer Rating 4 min (FLTM BO 116-01, 2406,4 kJ/m exposure minimum, specimen size: 150 x, 100 mm minimum, 2.0 +/- 0.2 mm th
6、ick molded in smooth polished mold) ENGINEERING MATERIAL SPECIFICATION WSS-M2D507-B4 WSS-M2D507-B5 Copyright 2014 Ford Global Technologies, LLC Page 2 of 6 3.3 MATERIAL PROPERTIES 3.3.1 Density Report Only, g/cm3 (ISO 1183-1, Method A) 3.3.2 Hardness (ISO 868, 6 mm piled-up specimen, 15 seconds dwel
7、l) B4 70 +/-5 Shore A B5 80 +/-5 Shore A 3.3.3 Tensile Strength at Break (ISO 37, Type 2 specimen, 75 x 4 x 2.0 +/- 0.2 mm 500 mm/minute test speed) 3.3.3.1 Parallel to Flow B4 4.0 MPa min B5 5.0 MPa min 3.3.3.2 Perpendicular to flow B4 4.5 MPa min B5 5.5 MPa min 3.3.4 Elongation at Break (ISO 37, T
8、ype 2 Specimen at 500 mm/min) 3.3.4.1 Parallel to Flow B4 400 % min B5 400 % min 3.3.4.2 Perpendicular to flow B4 500 % min B5 500 % min 3.3.5 Tensile Modulus at 100 % Elongation (ISO 37, Type 2 Specimen at 500 mm/min) 3.3.5.1 Parallel to Flow B4 1.5 MPa min B5 2.0 MPa min 3.3.5.2 Perpendicular to f
9、low B4 2.0 MPa min B5 2.5 MPa min 3.3.6 Tear Strength (unnotched tear) (ISO 34-1, Method B, Procedure A / ASTM D 624, Die C) 3.3.6.1 Parallel to Flow B4 22 kN/m min B5 25 kN/m min 3.3.6.2 Perpendicular to flow B4 24 kN/m min B5 27 kN/m min ENGINEERING MATERIAL SPECIFICATION WSS-M2D507-B4 WSS-M2D507-
10、B5 Copyright 2014 Ford Global Technologies, LLC Page 3 of 6 3.3.7 Low Temperature Brittleness No Cracking (ISO 812, Type B Specimen/ ASTM D 2187, Method A, at -40 C) 3.3.8 Ozone Resistance 0 Rating (FLTM BP 101-01, Procedure A, tensile specimen, 20% Elongation) 3.3.9 Compression Set (ISO 815, Type B
11、 / ASTM D 395, Method B, Type 1) 72 h at 23 +/- 1 C B4 35 % max B5 40 % max 22 h at 70 +/- 1 C B4 50 % max B5 55 % max 3.3.10 Fogging, Photometric (SAE J1756, 3 h at 100 C heating, 21C Cooling Plate, post test conditioning 1 h and 16 h) Fog Number 70, min 3.3.11 Odor Rating 3, max (FLTM BO 131-03) 3
12、.3.12 Stain Resistance (Migration) Rating 5 (FLTM BN 103-01, ISO 105-A02/ AATCC Evaluation Procedure 2) No evidence of exudation, adhesion (tackiness), separation, color transfer, or flattening of embossing when placed face to face with itself. 3.3.13 Heat Aging (ISO 188, except 150 +/- 50 air chang
13、es/h, 1000 h at 100C +/- 2C) 3.3.13.1 Hardness Change (Test Method per para 3.3.2) B4 +/-5 B5 +/-5 3.3.13.2 Tensile Strength Change +/- 25 % (Test Method per para 3.3.3) 3.3.13.3 Elongation Change +/- 25 % (Test Method per para 3.3.4) 3.3.13.4 Brittleness or Bend Test No Cracks (Test Method per para
14、 3.3.7) ENGINEERING MATERIAL SPECIFICATION WSS-M2D507-B4 WSS-M2D507-B5 Copyright 2014 Ford Global Technologies, LLC Page 4 of 6 3.3.14 Coefficent of Linear Thermal Expansion, mm C x 1-5 (ISO 11359-2) Flow Direction (Machine Direction) Report Transverse to Flow (Cross Machine) Report 3.3.15 Flammabil
15、ity (ISO 3795/SAE J369, Specimen B, smooth surface) Burn Rate 100 mm/minute max The specimen size required for material approval is 355 x 100 x 2.0 +/- 0.1 mm (use specimen B) with a smooth surface. 3.4 SUPPLEMENTAL INFORMATION The following curves are to be submitted with the data packages: FTIR (p
16、icture and file*) TGA (up to 900C) DSC (-60 to 250C, 10K/min) CLTE (-30C to 100C, ISO 11359-2) Engineering Stress/Strain at 23 C * File formats: spa ; jdx ; ird ; nic ; spc ; irs ; gaml ; matson formats 4. GENERAL INFORMATION The information given below is provided for clarification and assistance i
17、n meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 4.1 TYPICAL PROPERTIES USING METHODS IN SECTION 3.3 Table 1: Typical Properties Para. Test Typical Value Units 3.3.1 Density 0.85 1.2 g/cm3 3.3.14 Coefficient of Linear Thermal Ex
18、pansion Flow Cross Flow 22-26 22-26 E-5 mm/mm/ C E-5 mm/mm/ C 4.2 MATERIAL IDENTIFICATION FOR RECYCLING PURPOSES TPS (ISO 18064) ENGINEERING MATERIAL SPECIFICATION WSS-M2D507-B4 WSS-M2D507-B5 Copyright 2014 Ford Global Technologies, LLC Page 5 of 6 Table 2: Minimum Sample Size Initial Approval New m
19、anufacturing location for previously approved material Para. Test Minimum Lots Specimens per Lot Total Test Specimens Lots Specimens per lot Total Test Specimens 3.1 WSS-M99P1111-A WSS-M99P2222-D1/Latest Total Carbon, Hazardous Substances, Formaldehyde, Acraldehyde, Acetaldehyde (See below for Odor
20、and Fogging) 1 1 1 per test 3.2.1 Xenon Arc Weathering 1 1 1 3.2.2 12 months Florida 1 1 1 0 Density 1 3 3 0 Hardness, Shore A 1 5 measurements 1 0 Tensile Strength at Break* 3 5 15 1 5 5 0 Elongation at Break* 3 5 15 1 5 5 3.3.5 Tensile Modulus 1 10 10 3.3.6 Tear Strength* 3.3.6.1 Parallel to Flow
21、3 10 30 1 10 10 3.3.6.2 Perpendicular to Flow 3 10 30 1 10 10 3.3.7 Low Temperature Brittleness 1 3 3 3.3.8 Ozone Resistance 1 3 3 3.3.9 Compression Set 3 3 9 3.3.10 Fogging Photometric 1 3 3 3.3.11 Odor 1 9 9 3.3.12 Stain Resistance (Migration) 1 3 3 0 Heat Aging Performance 3.3.13.1 Tensile Streng
22、th at Yield Change 3 5 15 3.3.13.2 Elongation Change 3 5 15 3.3.13.3 Hardness Change 3 5 15 0 Coefficent of Linear Thermal Expansion 1 3 3 3.3.15 Flammability 1 5 5 3.4 Curves - IR - TGA - DSC - CLTE - Stress/Strain Curves 1 1 1 per test * For these requirements the 3 sigma value from the raw data i
23、s used to meet the requirements. ENGINEERING MATERIAL SPECIFICATION WSS-M2D507-B4 WSS-M2D507-B5 Copyright 2014 Ford Global Technologies, LLC Page 6 of 6 Table 3: Minimum Color Property Testing Para. Test Lots Specimens per Lot Total Test Specimens Color Test Direction 3.2.1 Xenon Arc Weathering 1 1 1 Every color 0 Tensile Strength at Break 1 5 5 As directed by Materials Engineering 0 Flammability 1 5 5 Every color 0 Odor 1 9 9 As directed by Materials Engineering
