1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2005 11 11 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.8, 3.9 & 4 2000 11 08 Revised Updated A. Cockman 1989 10 27 Released NB00I10043054001 A. K. Christoff Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 1 of
2、10 POLYAMIDE (PA) 66, 30% LONG GLASS FIBER WSB-M4D677-A REINFORCED MOLDING COMPOUND POLYAMIDE (PA) 66, 40% LONG GLASS FIBER WSB-M4D678-A REINFORCED MOLDING COMPOUND POLYAMIDE (PA) 66, 50% LONG GLASS FIBER WSB-M4D679-A REINFORCED MOLDING COMPOUND POLYAMIDE (PA) 66, 60% LONG GLASS FIBER WSB-M4D680-A R
3、EINFORCED MOLDING COMPOUND 1. SCOPE The materials defined by these specifications are type 66 polyamide (nylon) molding compounds, reinforced with long glass fibers (12.5 mm nominal length). 2. APPLICATION These specifications were released originally for materials used for deck lid cams. NOTICE: Th
4、is material absorbs and retains moisture. Part design and tolerances must accommodate changes in part dimensions and physical properties due to moisture absorption or loss in the service/assembly environment. 3. REQUIREMENTS Material specification requirements are to be used for initial qualificatio
5、n of materials. 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). 3.3 CONDITIONING AND TEST CONDITIONS All test values indicated herein are based on material condition
6、ed in a controlled atmosphere of 23 +/- 2 C and 50 +/- 5% relative humidity for not less than 24 h prior to testing and tested under the same conditions unless otherwise specified. All test values indicated herein are based on material and specimens with moisture content not exceeding 0.2% (test acc
7、ording to ISO 960, Method B/ASTM D 789). All test materials immediately after processing have to be sealed in containers that are impermeable to water vapor. If the moisture content exceeds 0.2%, condition the material for a minimum of 16 h at 40 - 50 C at a reduced pressure below 133 Pa. ENGINEERIN
8、G MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 2 of 10 3.4 MOLDING COMPOUND 3.4.1 Glass Fiber Content (ISO 3451/4, 1 h 650 +/- 25 C) WSB-M4D677-A 28 - 32% WSB-M4D678-A 38 - 42% WSB-M4D679-A 48
9、 - 52% WSB-M4D680-A 58 - 62% 3.4.2 Melt Temperature, min (ISO 1218, Method B/ASTM D 789) WSB-M4D677-A 255 C WSB-M4D678-A 255 C WSB-M4D679-A 255 C WSB-M4D680-A 255 C 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on injection mol
10、ded one-end gated test specimens. The following dimensions are required: A. 150 min x 10 x 4.0 +/- 0.2 mm (Tensile Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm Specimens with shorter dimensions shall be cut from the center portion of the test specimen A and/or B. The specimens shall be prepared accor
11、ding to ISO 294. No annealing allowed. 3.5.2 Density (ISO 1183, Method A/ASTM D 792, Method A1) WSB-M4D677-A 1.33 - 1.38 g/cm3WSB-M4D678-A 1.43 - 1.48 g/cm3WSB-M4D679-A 1.54 - 1.59 g/cm3WSB-M4D680-A 1.66 - 1.73 g/cm33.5.3 Tensile Strength at Max Load, min (ISO R 527/ASTM D 638M, 150 min x 10 x 4.0 +
12、/- 0.2 mm specimen, 5 mm/min test speed) WSB-M4D677-A 140 MPa WSB-M4D678-A 180 WSB-M4D679-A 205 MPa WSB-M4D680-A 235 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 3 of 10 3.5.4 Flex
13、ural Modulus, min (ISO 178/ASTM D 790M, Method I, Procedure A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 64 mm support span) WSB-M4D677-A 6.2 GPa WSB-M4D678-A 9.3 GPa WSB-M4D679-A 11.3 GPa WSB-M4D680-A 15.5 3.5.5 Shear Modulus at 23 C (ASTM D 4065, forced constant amplitude, fixed frequency of 1 Hz +/- 15%
14、, strain level below 1%. Specimen approx. 60 x 10 x 4.0 +/- 0.2 mm cut from the center of specimen A.) WSB-M4D677-A 1.4 - 2.5 GPa WSB-M4D678-A 1.9 - 3.2 GPa WSB-M4D679-A 2.2 - 3.7 GPa WSB-M4D680-A 2.8 - 4.8 GPa Additionally, a Shear Modulus vs. Temperature curve shall be plotted for -50 to +200 C te
15、mperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 7 (WSB-M4D677-A), page 8 (WSB-M4D678-A), page 9 (WSB-M4D679-A), and page 10 (WSB-M4D680-A). 3.5.6 Impact Strength, Izod, min (ISO 180, Method A/ASTM D 256, Method A, 63.5 x 10 x 4.0 +/-0.2 mm sp
16、ecimen, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C WSB-M4D677-A 14.5 kJ/m2WSB-M4D678-A 21.5 kJ/m2WSB-M4D679-A 28.0 kJ/m2WSB-M4D680-A 38.0 kJ/m23.5.6.2 At -40 +/- 2 C WSB-M4D677-A 14.5 kJ/m2WSB-M4D678-A 21.5 kJ/m2WSB-M4D679-A 28.0 kJ/m2WSB-M4D680-A 38.0 kJ/m2The test specimens must be conditio
17、ned for minimum of 6 h at the above specified temperature prior to impact test. Low temperature testing shall be done within the cold box, if not possible, test can be conducted outside, but within 5 s. ENGINEERING MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies
18、are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 4 of 10 3.5.7 Heat Deflection Temperature, min (ISO 75/ASTM D 648, 120 x 10 x 4.0 +/- 0.2 mm specimen) 3.5.7.1 At 1.82 MPa WSB-M4D677-A 225 C WSB-M4D678-A 235 C WSB-M4D679-A 245 C WSB-M4D680-A 255 C 3.5.7.2 At 0.45 MPa WSB-M4D677-A
19、230 C WSB-M4D678-A 240 C WSB-M4D679-A 250 C WSB-M4D680-A 260 C 3.5.8 Heat Aging Performance (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 150 +/- 2 C. After heat aging test specimens are to be conditioned in a desiccator for 3 - 5 h at 23 +/- 2 C. Unaged property values shall be determine
20、d at the time of the aged properties determination). 3.5.8.1 Impact Strength, Izod Change, max (Test Method per para 3.5.6.1, specimens to be notched before heat aging) WSB-M4D677-A -15% WSB-M4D678-A -15% WSB-M4D679-A -15% WSB-M4D680-A -15% 3.6 FLAMMABILITY (WSB-M4D677 through WSB-M4D680-A) (ISO 379
21、5) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 1.5 +/- 0.1 mm with a smooth surface. 3.7 FOGGING (WSB-M4D677 through WSB-M4D680-A) (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h and 16 h) Fog Number, min 60 Formation
22、of clear film, droplets or crystals is cause for rejection. ENGINEERING MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 5 of 10 5. GENERAL INFORMATION The information given below is provided for
23、clarification and assistance in meeting the requirements of these specifications. 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION (ASTM D 696) WSB-M4D677-A 2.3-5/ C WSB-M4D678-A 2.0-5/ C WSB-M4D679-A 1.7-5/ C WSB-M4D680-A 1.4-5/ C 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm injectio
24、n molded specimen) 5.2.1 Molding Shrinkage After 48 h at 23 +/- 2 C Flow Direction WSB-M4D677-A 0.2 - 0.4% WSB-M4D678-A 0.2 - 0.4% WSB-M4D679-A 0.2 - 0.3% WSB-M4D680-A 0.1 - 0.3% Cross Flow Direction WSB-M4D677-A 0.5 - 0.7% WSB-M4D678-A 0.4 - 0.6% WSB-M4D679-A 0.3 - 0.5% WSB-M4D680-A 0.2 - 0.4% 5.2.
25、2 Post Shrinkage After 30 minutes at 120 C Flow Direction WSB-M4D677-A 0.2 - 0.4% WSB-M4D678-A 0.2 - 0.4% WSB-M4D679-A 0.2 - 0.3% WSB-M4D680-A 0.1 - 0.3% Cross Flow Direction WSB-M4D677-A 0.5 - 0.7% WSB-M4D678-A 0.4 - 0.6% WSB-M4D679-A 0.3 - 0.5% WSB-M4D680-A 0.2 - 0.4% ENGINEERING MATERIAL SPECIFIC
26、ATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 6 of 10 5.3 WATER ABSORPTION (ISO 62, 24 h/ASTM D 570, 24 h, 50 +/- 1 mm diameter, 3.2 +/- 0.2 mm thick specimen) WSB-M4D677-A 0.8% WSB-M4D678-A 0.7% WSB-M4D679-A 0
27、.5% WSB-M4D680-A 0.4% 5.4 IMPACT STRENGTH, IZOD, min (ISO 180, Method A/ASTM D 256, Method A, 63.5 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens minimum) 5.4.1 After Moisture Conditioning WSB-M4D677-A 15.0 kJ/m2WSB-M4D678-A 22.0 kJ/m2WSB-M4D679-A 28.5 kJ/m2WSB-M4D680-A 38.5 kJ/m2The notched specimens
28、 shall be immersed for 48 h in distilled water at 50 +/- 1 C and subsequently conditioned for 1 h at 23 +/- 2 C and 50 +/- 5% relative humidity prior to test and tested under the same conditions within 1 h. 5.5 REGRIND (WSB-M4D677-A through WSB-M4D680-A) Since these materials are unique in that the
29、high strengths are due largely to the long glass fibers, the use of regrind is not recommended. However, the Design engineer may specify a maximum percent regrind allowed for a specific part on the Engineering Drawing. When a drawing is released without such a note, it shall be assumed that no regri
30、nd is allowed. ENGINEERING MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 7 of 10 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolle
31、d Copyright 2005, Ford Global Technologies, LLC Page 8 of 10 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 9 of 10 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D677-AWSB-M4D678-AWSB-M4D679-AWSB-M4D680-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 10 of 10
