| 详细介绍： 做电线用的PPO 耐磨柔韧绝缘材料 WCV072-111
PPO 基础创新塑料(美国) WCV072-111阻燃,低密度.耐磨损,无卤.电线电缆应用.汽车领域应用.良好的柔韧性.绝缘材料.PPE+PS+PP。
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Flexible, halogen free mPPE extrusion grade material for applications such as automotive wire insulation. Low specific gravity with good flame retardant and very good scrape abrasion resistance. Designed for evaluation in applications requiring ISO6722. 72 Shore D hardness. Processed using standard extrusion equipment.
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TYPICAL PROPERTIES (1)
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MECHANICAL
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value
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Unit
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Standard
|
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Tensile Stress, yld, Type I, 50 mm/min
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440
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kgf/cm²
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ASTM D 638
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Tensile Stress, brk, Type I, 50 mm/min
|
420
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kgf/cm²
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ASTM D 638
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Tensile Strain, yld, Type I, 50 mm/min
|
15
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%
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ASTM D 638
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Tensile Strain, brk, Type I, 50 mm/min
|
83
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%
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ASTM D 638
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Tensile Modulus, 50 mm/min
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17400
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kgf/cm²
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ASTM D 638
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Flexural Stress, yld, 1.3 mm/min, 50 mm span
|
540
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kgf/cm²
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ASTM D 790
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Flexural Modulus, 1.3 mm/min, 50 mm span
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15800
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kgf/cm²
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ASTM D 790
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Tensile Stress, yield, 50 mm/min
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44
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MPa
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ISO 527
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Tensile Stress, break, 50 mm/min
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42
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MPa
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ISO 527
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Tensile Strain, yield, 50 mm/min
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11
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%
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ISO 527
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Tensile Strain, break, 50 mm/min
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46
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%
|
ISO 527
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Tensile Modulus, 1 mm/min
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1750
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MPa
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ISO 527
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Flexural Stress, yield, 2 mm/min
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59
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MPa
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ISO 178
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Flexural Modulus, 2 mm/min
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1740
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MPa
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ISO 178
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IMPACT
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value
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Unit
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Standard
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Izod Impact, notched, 23°C
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31
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cm-kgf/cm
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ASTM D 256
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Izod Impact, notched, -30°C
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6
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cm-kgf/cm
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ASTM D 256
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Instrumented Impact Total Energy, 23°C
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468
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cm-kgf
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ASTM D 3763
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Izod Impact, notched 80*10*4 +23°C
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36
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kJ/m²
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ISO 180/1A
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Izod Impact, notched 80*10*4 -30°C
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6
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kJ/m²
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ISO 180/1A
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Charpy 23°C, V-notch Edgew 80*10*4 sp=62mm
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33
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kJ/m²
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ISO 179/1eA
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THERMAL
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value
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Unit
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Standard
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Vicat Softening Temp, Rate B/50
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114
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°C
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ASTM D 1525
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HDT, 1.82 MPa, 3.2mm, unannealed
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92
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°C
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ASTM D 648
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CTE, -40°C to 40°C, flow
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8.5E-05
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1/°C
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ASTM E 831
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CTE, -40°C to 40°C, xflow
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1.05E-04
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1/°C
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ASTM E 831
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CTE, -40°C to 40°C, flow
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8.4E-05
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1/°C
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ISO 11359-2
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CTE, -40°C to 40°C, xflow
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1.11E-04
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1/°C
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ISO 11359-2
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Vicat Softening Temp, Rate B/50
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114
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°C
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ISO 306
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Vicat Softening Temp, Rate B/120
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117
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°C
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ISO 306
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HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm
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98
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°C
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ISO 75/Af
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PHYSICAL
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value
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Unit
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Standard
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Specific Gravity
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1.03
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-
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ASTM D 792
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Melt Flow Rate, 280°C/5.0 kgf
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13.8
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g/10 min
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ASTM D 1238
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Density
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1.03
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g/cm³
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ISO 1183
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Water Absorption, (23°C/sat)
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0.12
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%
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ISO 62
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Moisture Absorption (23°C / 50% RH)
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0.05
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%
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ISO 62
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Melt Volume Rate, MVR at 280°C/5.0 kg
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13
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cm³/10 min
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ISO 1133
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Source GMD, last updated:2005/07/11
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Parameter
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Wire Coating Extrusion
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value
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Unit
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Drying Temperature
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60 - 80
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°C
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Drying Time
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4 - 6
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hrs
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Drying Time (Cumulative)
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12
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hrs
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Maximum Moisture Content
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0.02
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%
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Extruder Length/Diameter Ratio (L/D)
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22:1 to 26:1
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-
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Screw Speed
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15 - 40
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rpm
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Feed Zone Temperature
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210 - 260
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°C
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Middle Zone Temperatures
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230 - 285
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°C
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Head Zone Temperature
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250 - 285
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°C
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Neck Temperature
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250 - 285
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°C
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Cross-head Temperature
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250 - 285
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°C
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Die Temperature
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250 - 285
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°C
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Melt Temperature
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250 - 285
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°C
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Conductor Pre-heat Temperature
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80 - 150
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°C
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Screen Pack
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150 - 100
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-
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Cooling Water Air Gap
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100 - 200
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mm
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Water Bath Temperature
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15 - 80
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°C
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Source GMD, last updated:2005/07/11
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• NOTE: Recommended Drying Parameters are based on usage of Dehumidify Drying / Drying Oven.
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