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本文(FORD WSS-M4D804-A2-2014 POLYAMIDE 6 (PA6) HEAT STABILIZED BLOW MOLDING GRADE TO BE USED WITH FORD WSS-M99P1111-A .pdf)为本站会员(ownview251)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

FORD WSS-M4D804-A2-2014 POLYAMIDE 6 (PA6) HEAT STABILIZED BLOW MOLDING GRADE TO BE USED WITH FORD WSS-M99P1111-A .pdf

1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2014 08 29 N Status No longer used R. Harris, NA 2006 03 17 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.8, 3.9 & 4, Revised 3.5.5 1995 10 20 Activated K. Gerhards Controlled document at www.MATS Copyright 2014, Ford Global Technologies,

2、LLC Page 1 of 4 POLYAMIDE 6 (PA6), HEAT STABILIZED WSS-M4D804-A2 BLOW MOLDING GRADE NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a heat stabilized blow molding grade polyamide 6 molding compound. 2. APPLICATION This specification was released originally for ma

3、terial used for corrugated tubes. 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). 3.1.1 All requirements of this specification, identified by symbol

4、(s), shall be met with data representing 3 sigma values. 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). All test materials immediately after processing have to b

5、e 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. 3.4 MOLDING COMPOUND (s) 3.4.1 Melt Temperature 215 - 225 C (ISO 3146, Method C, 10 C/min heating rate) 3.5

6、MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on injection molded 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 ENGINEERIN

7、G MATERIAL SPECIFICATION WSS-M4D804-A2 Copyright 2014, Ford Global Technologies, LLC Page 2 of 4 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 1.125 - 1

8、.135 g/cm3 (ISO 1183, Method A) (s) 3.5.3 Tensile Strength at Max Load, min 75 MPa (ISO R 527, 150 x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/min test speed) 3.5.3.1 Elongation at Yield, min 3.3% (Test Method per para 3.5.3) (s) 3.5.4 Flexural Modulus, min 2.25 GPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm spec

9、imen, 2 mm/min test speed, 64 mm support span) 3.5.5 Shear Modulus at 23 C 0.9 - 1.1 GPa (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. Specimen length between clamps 35 - 4

10、0 mm. Soak time at each temperature interval - 3 minutes minimum). Additionally, a Shear Modulus versus Temperature curve shall be plotted for -50 to +210 C temperature range, at 5 C minimum intervals. (s) 3.5.6 Impact Strength, Izod, min (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens

11、for each test) 3.5.6.1 At 23 +/- 2 C 7.0 kJ/m2 3.5.6.2 At -40 +/- 1 C 6.5 kJ/m2 The test specimens must be conditioned for minimum of 6 h at the above specified temperature prior to impact test. Low temperature testing shall be done within the cold box. (s) 3.5.7 Heat Deflection Temperature, min (IS

12、O 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, edgewise, 0.32 +/- 0.01 mm deflection) 3.5.7.1 At 1.80 MPa 50 C 3.5.7.2 At 0.45 MPa 110 C ENGINEERING MATERIAL SPECIFICATION WSS-M4D804-A2 Copyright 2014, Ford Global Technologies, LLC Page 3 of 4 3.5.8 Heat Aging Performance (ISO 188, except 150 +/- 50 air

13、changes/h, 1000 h at 140 +/- 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 determined at the time of the aged properties determination) 3.5.8.1 Tensile Strength at Yield Change +/- 25% (Test Method per para 3.5.3

14、) 3.6 FOGGING (FLTM BO 116-03, 3 h at 100 C heating, 21 C cooling plate) Fog Number, min 90 Formation of excessive amounts of clear film, droplets or crystals is cause for rejection. 3.7 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 10

15、0 x 1.0 +/- 0.1 mm with a smooth surface. 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 14.5-5/C (ASTM E 831 TMA, temperature range -30 to +30 C) 5.2 MOLD

16、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 0.8 - 1.2% 5.2.2 Post Shrinkage (Separate specimens required for each test) . After 48 h at 80 C 1.2 - 1.6% . After 30 min at 120 C 1.2 - 1.7% ENGINEERING MATERIAL SP

17、ECIFICATION WSS-M4D804-A2 Copyright 2014, Ford Global Technologies, LLC Page 4 of 4 5.3 WATER ABSORPTION 2.2 - 2.8% (ISO 62, 24 h immersion, 50 +/- 1 mm diameter, 3.2 +/- 0.2 mm thick specimen) 5.4 IMPACT STRENGTH, IZOD, min (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens minimum) 5.4.1 After Moisture Conditioning No Break The 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. 5.5 RECYCLING CODE PA6

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