FORD ESB-M4D570-A1-2006 THERMOPLASTIC POLYOLEFIN ELASTOMER (TPO) ESB-M4D570-A1 INJECTION MOLDING GRADE - EXTERIOR - UV STABILIZED TO BE USED WITH FOED WSS-M99P1111-A (Use WSS-M4D.pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 10 18 N-STATUS A1 replaced by WSS-M4D952-A2; A2 replaced by WSS-M2D382-B1 Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8, 4 1987 10 03 Released COR1-AF105874-1 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC

2、Page 1 of 3 THERMOPLASTIC POLYOLEFIN ELASTOMER (TPO) ESB-M4D570-A1 INJECTION MOLDING GRADE - EXTERIOR - UV STABILIZED THERMOPLASTIC POLYOLEFIN ELASTOMER (TPO) ESB-M4D570-A2 EXTRUSION GRADE - EXTERIOR - UV STABILIZED NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by these specifications

3、is a rigid thermoplastic polyolefin (TPO) elastomeric injection or extrusion molding compound that is UV stabilized for exterior applications. 2. APPLICATION The ESB-M4D570-A1 specification was released originally for material used for the exterior utility tool box. The ESB-M4D570-A2 specification w

4、as released originally for material used for the exterior gimp moldings. 3. REQUIREMENTS 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 MOLDED TEST SPECIMEN 3.4

5、.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on injection molded one-end gated test specimens. The specimens shall be prepared according to ISO 294. No annealing allowed. A1 A2 3.4.2 Density, g/cm3 0.90-0.92 0.90-0.92 (ISO 1183, Method A/ASTM D 792, Meth

6、od A1) 3.4.3 Hardness, Durometer D 66-72 67-73 (ISO 868/ASTM D 2240, 15 s dwell) 3.4.4 Tensile Strength at 17.3 21.0 Max Load, MPa, min (ISO R 527/ASTM D 638, 165 x 13 x 3.2 +/- 0.2 mm specimen, 50 mm/min test speed) ENGINEERING MATERIAL SPECIFICATION ESB-M4D570-A1/A2 Printed copies are uncontrolled

7、 Copyright 2006, Ford Global Technologies, LLC Page 2 of 3 A1 A2 3.4.4.1 Elongation at Break, 375 450 % min, (Test Method according to para 3.4.4) 3.4.5 Flexural Modulus, MPa, min 793 828 (ISO 178/ASTM D 790, Method I, Procedure A, 130 x 13 x 6.4 +/- 0.2 mm specimen, 100 mm support span) 3.4.6 Impac

8、t Strength, Izod, J/m, min (ISO 180, Method A/ASTM D 256, Method A, 63.5 x 13 x 3.2 +/- 0.2 mm specimen, 10 specimens for each test) 3.4.6.1 At 23 +/- 2 C No break No break (267) (726) 3.4.7 Heat Deflection Temperature, C, min min (ISO 75/ASTM D 648, 130 x 13 x 6.4 +/- 0.2 mm specimen) 3.4.7.1 At 1.

9、82 MPa 50 55 3.4.7.2 At 0.45 MPa 85 85 3.4.8 Brittleness Point, C, max -24 -24 (ASTM D 2137, Method A) 3.4.9 Heat Aging Performance (ISO 188/ASTM D 573, 1000 h at 100 +/- 2 C) 3.4.9.1 Tensile Strength +/- 10 +/- 21 Change, % (Test Method per para 3.4.4) 3.4.9.2 Elongation at Break +/- 40 +/- 28 Chan

10、ge, % (Test Method per para 3.4.4) 3.5 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/min The specimen size required for material approval is 355 x 100 x 3.2 +/- 0.2 mm with a smooth surface. ENGINEERING MATERIAL SPECIFICATION ESB-M4D570-A1/A2 Printed copies are uncontrolled Copyright 2006, Ford Glob

11、al Technologies, LLC Page 3 of 3 3.6 WEATHERING RESISTANCE All initial approvals will be based on weatherometer exposure, pending Florida exposure results for final approval. 3.6.1 Accelerated Weathering Rating 4-5 Resistance, 1600 h Sunshine Arc Weatherometer (FLTM BO 101-01, specimen size: 76 x 10

12、0 x 3.2 mm minimum. AATCC Gray Scale for Evaluating Change in Color, 10 step.) 3.6.2 Florida Exposure, 12 months Rating 4-5 (5 south, direct weathering inland, specimen size: 76 x 100 x 3.2 mm minimum. AATCC Gray Scale for Evaluating Change in Color, 10 step.) In addition there shall be no cracking

13、or other deterioration. A slight loss of gloss or chalking will be allowed provided an acceptable appearance can be achieved by washing with mild detergents and water (ratio 5:95 by volume). 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of these specifications. A1 A2 5.1 COEFFICIENT OF LINEAR THERMAL 7.2 9.2 EXPANSION, -5/ C (ASTM D 696) 5.2 MOLD SHRINKAGE, % (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm injection molded specimen) 5.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 1.3-1.5 1.4-1.6