1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 01 2014 03 12 Released WRS-M4D1022-A2 Released M. Gramlich NA 2013 03 05 Activated A1 released 2013 03 05, A2 released 2014 M. Gramlich NA Controlled document at www.MATS Copyright 2014, Ford Global Technologies, LLC Page 1 of 6 POLYPROP
2、YLENE (PP), COPOLYMER, 10% RICE HULL FILLED, MOLDING WRS-M4D1022-A1 COMPOUND, RECYCLED GRADE 25% PCR AND/OR PIR CONTENT POLYPROPYLENE (PP), COPOLYMER, 10% RICE HULL FILLED, MOLDING WRS-M4D1022-A2 COMPOUND, RECYCLED GRADE 90% PCR AND/OR PIR CONTENT 1. SCOPE The materials defined by this specification
3、 are 10% rice hull filled injection molding compound based on a polypropylene. 2. APPLICATION This specification was released originally for materials containing post-consumer or post-industrial recycled content and rice hulls for non-visual applications such as electrical module brackets. 2.1 LIMIT
4、ATIONS This material may not be used for visible applications as it is not UV stable. The material may not be used for underhood applications as it is not chemical resistant. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the
5、Companys Standard Requirements for Production Materials (WSS-M99P1111-A). 3.1.1 Material must be processed per Global Manufacturing Standard IMS01 - Control of Plastic Injection Molding Processes. Contact Materials Engineering for latest copy. 3.1.2 WRS-M4D1022-A1 must contain 25% and WRS-M4D1022-A2
6、 must contain 90% Post-Consumer Recycled (PCR) and/or Post Industrial Recycled (PIR) content as defined by WRS-M99P42-A1. 3.1.3 The use of regrind is not permitted. 3.1.4 Materials used in interior applications must meet the requirements outlined in WSS-M99P2222-D1/Latest, Performance, Vehicle Inter
7、ior Environment Quality Material/Component Requirements. Data must be included in material submission package. 3.1.5 Performance Criteria: Interior applications using WSS-M4D1022-A1/A2 must comply with all the requirements of WSS-M15P4-F/Latest plus DV and PV testing. ENGINEERING MATERIAL SPECIFICAT
8、ION WRS-M4D1022-A1/A2 Copyright 2014, Ford Global Technologies, LLC Page 2 of 6 SAMPLE PREPARATION Unless otherwise specified all tests shall be carried out on injection molded, one-end gated test specimens. The test specimens A and D shall be molded using molding conditions defined in ISO 1873-2. N
9、o annealing is allowed. See Table 1 for the number of samples required. Specimens shall be as follows: Specimen A 150 minimum x 10 x 4.0 +/- 0.2 mm (ISO 527-2, Specimen Type 1A) Specimen B 355 x 100 x 1.0 +/- 0.1 mm (ISO 3795) Specimen C 145 x 60 x 3.2 +/- 0.2 mm Specimen D Center of Specimen A, 80
10、x 10 x 4.0 +/- 0.2 mm Specimen E 100 mm diameter x 3.2 mm Specimen F 80 mm diameter x 3.2 mm Specimen G 90 mm x 200 mm Specimen H 50 +/- 1 mm diameter x 3.2 +/- 0.2 mm Specimen I 100 mm x 150 mm, min 3.3 MATERIAL PROPERTIES 3.3.1 Density 0.90 1.00 g/cm3 (ISO 1183, Method A) 3.3.2 Tensile Strength at
11、 Yield 18 MPa min (ISO 527-1 and ISO 527-2, Specimen A, 50 mm/minute test speed) 3.3.3 Elongation at Yield 3.5 % min (ISO 527-1 and ISO 527-2, Specimen A, 50 mm/minute test speed) 3.3.4 Tensile Modulus 800 MPa min (ISO 527-1 and ISO 527-2, Specimen A, 1 mm/minute test speed) 3.3.5 Flexural Modulus 7
12、50 MPa min (ISO 178, Specimen D, 64 mm support span, 2 mm/minute test speed) 3.3.6 Impact Strength, Notched Charpy (ISO 179-1/1eA, Specimen D) 3.3.6.1 At 23 +/- 2 C 8 kJ/m2 min Report Break Type 3.3.7 Heat Deflection Temperature 50 C min (ISO 75-1 and ISO 75-2, Specimen D, flatwise, 0.34 +/- 0.1 mm
13、deflection. At 1.80 MPa) ENGINEERING MATERIAL SPECIFICATION WRS-M4D1022-A1/A2 Copyright 2014, Ford Global Technologies, LLC Page 3 of 6 3.3.9 Heat Aging Performance (ISO 188, 150 +/- 50 air changes/h, 1000 h at 120+/- 2 C. After heat aging test specimens are to be conditioned in a desiccator for 3 -
14、 5 h at 23 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.3.9.1 Tensile Strength at Yield, Change + 25% max (Test Method per para 3.3.2) 3.3.9.2 Impact Strength, Notched Charpy, Change - 25% max (Test Method per para 3.3.6.1, specimens to be n
15、otched before Heat Aging) 3.3.10 Odor Rating 3 max (FLTM BO 131-03, Specimen G) 3.3.11 Fogging Photometric (SAE J1756, Specimen F, 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 rejection. 3.3.12 Fla
16、mmability (ISO 3795/SAE J369, Specimen B, smooth surface) Burn Rate 100 mm/minute max 3.4 MATERIAL PROPERTIES REPORT ONLY Values are retained in Ford Materials Database . 3.4.1 Melt Flow Rate Report Value, g/10 minutes (ISO 1133 230 C, 2.16 kg) 3.4.2 Filler Content Report Value, % (Report method use
17、d, sample size and value) 3.4.3 Molding Shrinkage (Report method used, sample size and value) After 48 h at 23 +/- 2 C Flow Report Value, % Cross Flow Report Value, % ENGINEERING MATERIAL SPECIFICATION WRS-M4D1022-A1/A2 Copyright 2014, Ford Global Technologies, LLC Page 4 of 6 3.4.4 Coefficient of L
18、inear Thermal Expansion (ISO 11359-2, -30 +/- 2 C to 110 +/- 2 C) Flow Report Value, E-5 mm/mm/ C Cross Flow Report Value, E-5 mm/mm/ C 3.4.5 Moisture Content of Molding Material Report Value, % (ISO 15512, Method B) 3.4.6 Impact Strength, Notched Izod (ISO 180/1A, Specimen D) 3.4.4.1 At 23 +/- 2 C
19、Report Value kJ/m2 Report Break Type 3.4.4.2 At -40 +/- 2 C Report Value kJ/m2 Report Break Type The test specimen must be conditioned for minimum of 6 hours at the above specified temperature prior to impact test. Low temperature testing shall be done within the cold chamber, if not possible, test
20、may be conducted outside, but within 5 seconds. 3.4.7 Poissons Ratio Report Ratio (ISO 527-1 and ISO 527-2, Specimen A, 1 mm/minute test speed) 3.4.8 Supplemental Information The following curves are to be submitted with the data packages: FTIR TGA DSC CLTE Engineering Stress/Strain at 23 C ENGINEER
21、ING MATERIAL SPECIFICATION WRS-M4D1022-A1/A2 Copyright 2014, Ford Global Technologies, LLC Page 5 of 6 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Mate
22、rial Specifications. 4.1 TYPICAL PROPERTIES USING METHODS IN SECTION 3.4 Para. Test Typical Value Units 3.4.1 Melt Flow Rate 8-16 g/10 minutes 3.4.2 Filler Content 7.5-13 % 3.4.3 Molding Shrinkage After 48 h at 23 +/- 2 C (For specific method and sample size, contact Materials Engineering) Flow Cros
23、s Flow 0.0110 0.0105 mm/mm mm/mm 3.4.4 Coefficient of Linear Thermal Expansion Flow Cross Flow 8 15 E-5 mm/mm/ C E-5 mm/mm/ C 3.4.5 Moisture Content of Molding Material PP-NF10 (ISO 1043) ENGINEERING MATERIAL SPECIFICATION WRS-M4D1022-A1/A2 Copyright 2014, Ford Global Technologies, LLC Page 6 of 6 T
24、able 1: Minimum Sample Size Initial Approval New Manufacturing 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 3.1.3 WSS-M99P2222-D1/Latest Total Carbon, Hazardous Substances, Form
25、aldehyde, Acraldehyde, Acetaldehyde (See below for Odor and Fogging) 1 1 1 per test 3.1.5 WSS-M15P4-F Reference the Performance Specification 3.3.1 Density 1 3 3 1 3 3 3.3.2 Tensile Strength at Yield* 3 5 15 1 5 5 3.3.3 Elongation at Yield* 3 5 15 1 5 5 3.3.4 Tensile Modulus 1 10 10 3.3.5 Flexural M
26、odulus* 3 10 30 1 10 10 3.3.6 Impact Strength Notched Charpy (per condition)* 3 10 30 1 10 10 3.3.7 Heat Deflection Temperature* 3 2 6 1 2 2 3.3.8 Vicat Softening Temperature* 3 2 6 1 2 2 3.3.9 Heat Aging Performance 3.3.9.1 Tensile Strength at Yield, Change 1 5 5 3.3.9.2 Impact Strength, Notched Ch
27、arpy, Change 1 10 10 3.3.10 Odor 1 9 9 3.3.11 Fogging Photometric 1 3 3 3.3.12 Flammability 1 5 5 3.4.1 Melt Flow Rate 3 1 3 1 1 1 3.4.2 Filler Content 3 1 3 1 1 1 3.4.3 Molding Shrinkage 1 5 5 3.4.4 Coefficient of Linear Thermal Expansion (per condition) 1 3 3 3.4.5 Moisture Content of Molding Material 1 3 3 3.4.6 Impact Strength, Notched Izod (per condition) 1 10 10 3.4.7 Poissons Ratio 1 2 2 3.4.8 Curves - IR - TGA - DSC - CLTE - Stress/Strain Curves 1 1 1 per test * For these requirements the 3 sigma value from the raw data is used to meet the requirements.
