FORD WSK-M4D804-A-2006 POLYAMIDE (PA) 6 HEAT STABILIZED IMPACT MODIFIED BLOW MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《受热稳定的聚酰胺6冲击改性吹塑成型料 与标准FORD WSS-M99P1111-A一起使用 .pdf

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1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 03 17 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.8, 3.9 & 4 1991 03 01 Released EP00E01089482000 M. Siewert Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 5 POLYAMIDE (PA) 6, HEAT STABILIZED, IMPACT

2、 WSK-M4D804-A MODIFIED, BLOW MOLDING COMPOUND 1. SCOPE The material defined by this specification is a heat stabilized, impact modified polyamide 6 blow molding compound. 2. APPLICATION This specification was released originally for material used for the air intake duct of fuel injection engine. NOT

3、ICE: This 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 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material supplier

4、s 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 and specimens with moisture content not exceeding 0.2% (test according to ISO 960, Method B/A

5、STM 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. Conduct tests in a controlled atmospher

6、e of 23 +/- 2 C and 50 +/- 5% relative humidity. Individual specimens shall not be removed from closed containers until immediately before testing. 3.4 MOLDING COMPOUND 3.4.1 Melt Temperature 215 - 225 C (ISO 1218, Method B/ASTM D 789, or DSC-ASTM E 794) 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of

7、 Test Specimens Unless otherwise specified all tests shall be carried out on injection molded one-end gated test specimens. ENGINEERING MATERIAL SPECIFICATIONWSK-M4D804-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 5 The following dimensions are required:

8、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 according to ISO 294. No annealing allowed. 3.5.2 Density 1.05 - 1.09 g/cm3(IS

9、O 1183, Method A/ASTM D 792, Method A1) 3.5.3 Tensile Strength at Yield, min 45 MPa (ISO R 527/ASTM D 638M, 150 x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/minute test speed) 3.5.3.1 Elongation at Yield, min 5% (Test Method according to para 3.5.3) 3.5.4 Flexural Modulus, min 1.5 GPa (ISO 178/ASTM D 790M,

10、 Method I, Procedure A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 64 mm support span) 3.5.5 Shear Modulus at 23 C 610 - 910 MPa (ASTM D 4065, forced constant amplitude, fixed frequency of 1 Hz +/- 15%, strain level below 1%. Specimen approx. 60 x 10 x 4.0 +/- 0.2 mm cut from the center of specimen A. Speci

11、men length between clamps 35-40 mm. Soak time at each temperature interval - 3 minutes minimum). Additionally, a Shear Modulus vs. Temperature curve shall be plotted for -50 to +200 C temperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 5. 3.5.6

12、 Impact Strength, Izod, min (ISO 180, Method A/ASTM D 256, Method A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 60 kJ/m23.5.6.2 At -20 +/- 2 C 50 kJ/m23.5.6.3 At -40 +/- 2 C 15 kJ/m2The test specimens must be conditioned for minimum of 6 h at the above speci

13、fied 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 SPECIFICATIONWSK-M4D804-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 3 of 5 3

14、.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 50 C 3.5.7.2 At 0.45 MPa 85 C 3.5.8 Heat Aging Performance (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 140 +/- 2 C. After heat aging test specimens are to be conditioned in

15、a desiccator for 3 - 5 h at 23 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.5.8.1 Tensile Strength at Max Load Change +/- 30% (Test Method per para 3.5.3) 3.5.8.2 Impact Strength, Izod Change +/- 25% (Test Method per para 3.5.6.1, specimens

16、to be notched before heat aging) 3.6 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 1.0 +/- 0.1 mm with a smooth surface. 3.7 FOGGING (FLTM BO 116-03) Fog Number, min 90 Formation of excessive amounts of clear film or droplets is

17、cause for rejection. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION 10 14-5/C (ASTM D 696) 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm

18、injection molded specimen) ENGINEERING MATERIAL SPECIFICATIONWSK-M4D804-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 4 of 5 5.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 0.9 - 1.5% 5.2.2 Post Shrinkage (Separate specimens required for each test) . After 4

19、8 h at 80 C 0.05 - 0.20% . After 30 minutes at 120 C 0.15 - 0.35% 5.3 WATER ABSORPTION 1.4 - 1.7% (ISO 62, 24 h/ASTM D 570, 24 h, 50 +/- 1 mm diameter, 3.2 +/- 0.2 mm thick specimen) 5.4 IMPACT STRENGTH, IZOD, min (ISO 180, Method A/ASTM D 256, Method A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specime

20、ns minimum) 5.4.1 After Moisture Conditioning 125 kJ/m2The notched specimens 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. ENGINEERING MATERIAL SPECIFICATIONWSK-M4D804-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 5 of 5