VALOX™ 牌号 PDR4922 种类 PBT
产品说明 GF filled PBT grade

SABIC VALOX™ PBT PDR4922 物性表

属性典型值UNITS测试手段
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min85MPaASTM D638
Tensile Stress, brk, Type I, 50 mm/min81MPaASTM D638
Tensile Strain, yld, Type I, 50 mm/min2.4%ASTM D638
Tensile Strain, brk, Type I, 50 mm/min3.3%ASTM D638
Tensile Modulus, 50 mm/min5410MPaASTM D638
Flexural Stress, yld, 1.3 mm/min, 50 mm span133MPaASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span4580MPaASTM D790
Tensile Stress, yield, 50 mm/min85MPaISO 527
Tensile Stress, break, 50 mm/min81MPaISO 527
Tensile Strain, yield, 50 mm/min3%ISO 527
Tensile Strain, break, 50 mm/min3.6%ISO 527
Tensile Modulus, 1 mm/min5230MPaISO 527
Flexural Stress, yield, 2 mm/min130MPaISO 178
Flexural Modulus, 2 mm/min4860MPaISO 178
IMPACT
Izod Impact, notched, 23°C102J/mASTM D256
Izod Impact, notched, -30°C58J/mASTM D256
Instrumented Dart Impact Total Energy, 23°C8JASTM D3763
Izod Impact, notched 80*10*4 +23°C10kJ/m²ISO 180/1A
Izod Impact, notched 80*10*4 -30°C6kJ/m²ISO 180/1A
Charpy 23°C, V-notch Edgew 80*10*4 sp=62mm8kJ/m²ISO 179/1eA
THERMAL
Vicat Softening Temp, Rate B/50200°CASTM D1525
HDT, 0.45 MPa, 3.2 mm, unannealed216°CASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed184°CASTM D648
CTE, -40°C to 40°C, flow4.18E-051/°CASTM E831
CTE, -40°C to 40°C, xflow1.14E-041/°CASTM E831
CTE, -40°C to 40°C, flow4.39E-051/°CISO 11359-2
CTE, -40°C to 40°C, xflow1.18E-041/°CISO 11359-2
Vicat Softening Temp, Rate B/50195°CISO 306
Vicat Softening Temp, Rate B/120196°CISO 306
HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm170°CISO 75/Af
PHYSICAL
Specific Gravity1.4-ASTM D792
Mold Shrinkage, flow, 3.2 mm0.16%SABIC method
Mold Shrinkage, xflow, 3.2 mm0.94%SABIC method
Melt Flow Rate, 250°C/2.16 kgf13.4g/10 minASTM D1238
Density1.4g/cm³ISO 1183
Water Absorption, (23°C/saturated)0.03%ISO 62-1
Moisture Absorption (23°C / 50% RH)0.03%ISO 62
Melt Volume Rate, MVR at 250°C/2.16 kg12cm³/10 minISO 1133
Injection Molding
Drying Temperature120°C
Drying Time3 - 4Hrs
Drying Time (Cumulative)12Hrs
Maximum Moisture Content0.02%
Melt Temperature250 - 265°C
Nozzle Temperature245 - 260°C
Front - Zone 3 Temperature250 - 265°C
Middle - Zone 2 Temperature245 - 260°C
Rear - Zone 1 Temperature240 - 255°C
Mold Temperature50 - 75°C
Back Pressure0.3 - 0.7MPa
Screw Speed50 - 100rpm
Shot to Cylinder Size40 - 80%
Vent Depth0.025 - 0.038mm
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