VALOX™ 牌号 420HP 种类 PBT
产品说明 30% Glass filled PBT resin, FDA Food Contact compliant in limited colors. Effective March 2008 this grade will no longer be supported with biocompatibility information. Alternative grade VALOX HX420HP.

SABIC VALOX™ PBT 420HP 物性表

属性典型值UNITS测试手段
MECHANICAL
Tensile Stress, yld, Type I, 5 mm/min120MPaASTM D638
Tensile Stress, brk, Type I, 5 mm/min120MPaASTM D638
Tensile Strain, yld, Type I, 5 mm/min3%ASTM D638
Tensile Strain, brk, Type I, 5 mm/min3%ASTM D638
Tensile Modulus, 5 mm/min9300MPaASTM D638
Flexural Stress, brk, 1.3 mm/min, 50 mm span189MPaASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span7580MPaASTM D790
Hardness, Rockwell R118-ASTM D785
Tensile Stress, yield, 5 mm/min125MPaISO 527
Tensile Stress, break, 5 mm/min125MPaISO 527
Tensile Strain, yield, 5 mm/min2%ISO 527
Tensile Strain, break, 5 mm/min2%ISO 527
Tensile Modulus, 1 mm/min9300MPaISO 527
Flexural Stress, yield, 2 mm/min195MPaISO 178
Flexural Modulus, 2 mm/min8500MPaISO 178
IMPACT
Izod Impact, unnotched, 23°C801J/mASTM D4812
Izod Impact, notched, 23°C85J/mASTM D256
Izod Impact, notched, -30°C80J/mASTM D256
Instrumented Dart Impact Total Energy, 23°C8JASTM D3763
Izod Impact, unnotched 80*10*4 +23°C45kJ/m²ISO 180/1U
Izod Impact, unnotched 80*10*4 -30°C45kJ/m²ISO 180/1U
Izod Impact, notched 80*10*4 +23°C8kJ/m²ISO 180/1A
Izod Impact, notched 80*10*4 -30°C7kJ/m²ISO 180/1A
Charpy 23°C, V-notch Edgew 80*10*4 sp=62mm5kJ/m²ISO 179/1eA
Charpy -30°C, V-notch Edgew 80*10*4 sp=62mm5kJ/m²ISO 179/1eA
Charpy 23°C, Unnotch Edgew 80*10*4 sp=62mm45kJ/m²ISO 179/1eU
Charpy -30°C, Unnotch Edgew 80*10*4 sp=62mm45kJ/m²ISO 179/1eU
THERMAL
Vicat Softening Temp, Rate B/50215°CASTM D1525
HDT, 0.45 MPa, 3.2 mm, unannealed220°CASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed203°CASTM D648
HDT, 0.45 MPa, 6.4 mm, unannealed215°CASTM D648
CTE, -40°C to 40°C, flow2.52E-051/°CASTM E831
CTE, -40°C to 40°C, xflow1.2E-041/°CASTM E831
CTE, -40°C to 40°C, flow2.52E-051/°CISO 11359-2
CTE, -40°C to 40°C, xflow1.2E-041/°CISO 11359-2
Vicat Softening Temp, Rate A/50223°CISO 306
Vicat Softening Temp, Rate B/50215°CISO 306
Vicat Softening Temp, Rate B/120215°CISO 306
HDT/Bf, 0.45 MPa Flatw 80*10*4 sp=64mm217°CISO 75/Bf
HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm204°CISO 75/Af
PHYSICAL
Specific Gravity1.53-ASTM D792
Specific Volume0.65cm³/gASTM D792
Filler Content30%ASTM D229
Water Absorption, (23°C/24hrs)0.06%ASTM D570
Mold Shrinkage on Tensile Bar, flow0.3-0.7%SABIC method
Mold Shrinkage, flow, 3.2 mm0.3-0.8%SABIC method
Mold Shrinkage, flow, 1.5-3.2 mm0.3-0.5%SABIC method
Mold Shrinkage, flow, 3.2-4.6 mm0.5-0.8%SABIC method
Mold Shrinkage on Tensile Bar, xflow0.5-1%SABIC method
Mold Shrinkage, xflow, 3.2 mm0.5-1%SABIC method
Mold Shrinkage, xflow, 1.5-3.2 mm0.4-0.6%SABIC method
Mold Shrinkage, xflow, 3.2-4.6 mm0.6-0.9%SABIC method
Melt Flow Rate, 250°C/2.16 kgf17g/10 minASTM D1238
Density1.53g/cm³ISO 1183
Water Absorption, (23°C/saturated)0.26%ISO 62-1
Moisture Absorption (23°C / 50% RH)0.08%ISO 62
Melt Volume Rate, MVR at 250°C/2.16 kg13cm³/10 minISO 1133
ELECTRICAL
Volume Resistivity>3.2E+16Ω.cmASTM D257
Dielectric Strength, in air, 3.2 mm18.7kV/mmASTM D149
Dielectric Strength, in oil, 1.6 mm24.8kV/mmASTM D149
Relative Permittivity, 100 Hz3.8-ASTM D150
Relative Permittivity, 1 MHz3.7-ASTM D150
Dissipation Factor, 100 Hz0.002-ASTM D150
Dissipation Factor, 1 MHz0.02-ASTM D150
FLAME CHARACTERISTICS
UL Yellow Card LinkE121562-220792--
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 Temperature65-90°C
Back Pressure0.3-0.7MPa
Screw Speed50-80rpm
Shot to Cylinder Size40-80%
Vent Depth0.025-0.038mm
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