1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2016 04 20 N Status No replacements named L. Sinclair, NA 2004 11 17 Revised Inserted 3.0; Deleted 3.16, 3.18, 3.19 corrected numbering in 5. 1979 09 10 Released Released A1 & A2 TJ2-OILA-282 Copyright 2016, Ford Global Technologies, LLC Page
2、 1 of 3 PHENOLIC (PF), GLASS FIBER AND MINERAL ESL-M3D128-A1 REINFORCED COMPRESSION MOLDING COMPOUND ESL-M3D128-A2 ESL-M3D128-A3 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by these specifications are glass fiber reinforced mineral filled novalak type phenolic molding compound suita
3、ble for compression molding. Preforms may be RF preheated or screw preheated slugs. 2. APPLICATION These specifications were released originally for material used for disc brake caliper pistons. Essential requirements include low coefficient of thermal expansion, low deflection under load, high dime
4、nsional stability, and good long-term resistance to elevated temperature and brake fluid. 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). A1 A2 A3 3.
5、2 SPECIFIC GRAVITY (+/- 5) 2.10 2.05 2.04 (ASTM D 792, Method A1) 3.3 HARDNESS, ROCKWELL E, (+/- 5) 102 95 105 (ASTM D 785) 3.4 COMPRESSIVE STRENGTH, MPa, min 187 138 206 (ASTM D 695) 3.5 TENSILE STRENGTH, MPa, min 41.4 41.4 41.4 (ASTM D 638, Type I specimen) 3.6 MODULUS OF ELASTICITY, TANGENT, 19 1
6、9 19 (Flexural Modulus), GPa, min (ASTM D 790, Method I, Procedure A) 3.7 FLEXURAL STRENGTH, MPa, min 76 76 90 (ASTM D 790, Method I, Procedure A) ENGINEERING MATERIAL SPECIFICATION ESL-M3D128-A1/A2/A3 Copyright 2016, Ford Global Technologies, LLC Page 2 of 3 A1 A2 A3 3.8 COEFFICIENT OF LINEAR THERM
7、AL 20 27 23.4 EXPANSION, -6/ C, max (ASTM D 696, 25 - 177 C, 127 x 12.7 x 12.7 mm or TMA, 12.7 x 3.2 x 3.2 mm) 3.9 COLOR Same as supplied part or as specified on engineering drawing 3.10 HEAT AGING No blisters or cracks (ASTM D 794, 102 mm dia x 6.4 mm, 130 h at 177 +/- 2 C) Volume Change, %, max -0
8、6 -0.15 -0.4 (ASTM D 3604, sec. 8 & 9) Hardness Change 0 to +6 0 to +6 0 to +6 3.11 FLUID AGING (ASTM D 543, 51 mm dia x 6.4 mm, 168 h at 149 +/- 2 C in currently approved Ford Motor Company brake fluid) Weight Change, %, max -0.6 -0.75 -0.50 Volume Change, %, max -0.5 -0.3 -0.3 (ASTM D 3604, sec.
9、8 & 9) Hardness Change 0 to +6 0 to +6 0 to +6 3.12 WATER AGING (ASTM D 570, 51 mm dia x 6.4 mm, 24 h at 23 +/- 1 C) Weight Change, %, max 0.15 0.20 0.10 Volume Change, %, max 0.20 0.30 0.20 (ASTM D 3604, sec 8 & 9) 3.13 HEAT DEFLECTION TEMPERATURE, C, min 250 250 250 (ASTM D 648, 127 x 12.7 x 12.7
10、mm. At 1.80 MPa) 3.14 FILLER CONTENT, % 71 - 79 72 - 80 73 - 81 (FLTM BO 006-02 or TGA) 3.15 Material containing reprocessed fines must meet all virgin material requirements. ENGINEERING MATERIAL SPECIFICATION ESL-M3D128-A1/A2/A3 Copyright 2016, Ford Global Technologies, LLC Page 3 of 3 3.17 ACCEPTA
11、NCE Requirements in these sections must be performed for each blend certification: ESL-M3D128-A1 ESL-M3D128-A2 & A3 3.2, 3.3, 3.4, 3.7, 3.9, 3.2, 3.3, 3.4, 3.7, 3.9, 3.12, and 3.14 3.10, 3.11, 3.12, 3.13, and 3.14 All specified requirements shall be performed a minimum of once every six months. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of these specifications. 5.1 RECYCLING CODE SAE PF - (GF+M) 75 or PF - (GF+M) 75 OPTIONAL
