型號:PBT/PC 1731
性能:通用級,紫外線穩定,優秀的物理性能,應用程序,汽車的外殼和OVAD。
 
 
  Impact/chemical resistant. UV-Stabilized. Excellent physical property retention in automotive exteriors and OVAD.  
Property  TYPICAL PROPERTIES  (1)MECHANICALValueUnitStandardTensile Stress, yld, Type I, 50 mm/min620kgf/cm2ASTM D 638Tensile Stress, brk, Type I, 50 mm/min570kgf/cm2ASTM D 638Tensile Strain, yld, Type I, 50 mm/min5%ASTM D 638Tensile Strain, brk, Type I, 50 mm/min100%ASTM D 638Tensile Modulus, 5 mm/min24100kgf/cm2ASTM D 638Flexural Stress, yld, 1.3 mm/min, 50 mm span940kgf/cm2ASTM D 790Flexural Modulus, 1.3 mm/min, 50 mm span23900kgf/cm2ASTM D 790Tensile Stress, yield, 50 mm/min60MPaISO 527Tensile Stress, break, 50 mm/min58MPaISO 527Tensile Strain, yield, 50 mm/min5%ISO 527Tensile Strain, break, 50 mm/min90%ISO 527Tensile Modulus, 1 mm/min2330MPaISO 527Flexural Stress, yield, 2 mm/min93MPaISO 178Flexural Modulus, 2 mm/min2210MPaISO 178IMPACTValueUnitStandardIzod Impact, notched, 23°C68cm-kgf/cmASTM D 256Izod Impact, notched, -30°C10cm-kgf/cmASTM D 256Izod Impact, notched, 23°C, 6.4mm16cm-kgf/cmASTM D 256Instrumented Impact Total Energy, 23°C623cm-kgfASTM D 3763Instrumented Impact Total Energy, -30°C626cm-kgfASTM D 3763Izod Impact, notched 80*10*4 +23°C59kJ/m2ISO 180/1AIzod Impact, notched 80*10*4 -30°C16kJ/m2ISO 180/1ACharpy 23°C, V-notch Edgew 80*10*4 sp=62mm65kJ/m2ISO 179/1eATHERMALValueUnitStandardVicat Softening Temp, Rate B/50125°CASTM D 1525HDT, 1.82 MPa, 3.2mm, unannealed93°CASTM D 648HDT, 0.45 MPa, 6.4 mm, unannealed115°CASTM D 648HDT, 1.82 MPa, 6.4 mm, unannealed107°CASTM D 648CTE, -40°C to 40°C, flow7.75E-051/°CASTM E 831CTE, -40°C to 40°C, xflow7.57E-051/°CASTM E 831CTE, -40°C to 95°C, flow8.28E-051/°CASTM E 831CTE, -40°C to 40°C, flow7.75E-051/°CISO 11359-2CTE, -40°C to 40°C, xflow7.57E-051/°CISO 11359-2Vicat Softening Temp, Rate B/50127°CISO 306Vicat Softening Temp, Rate B/120130°CISO 306HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm99°CISO 75/AfRelative Temp Index, Elec75°CUL 746BRelative Temp Index, Mech w/impact75°CUL 746BRelative Temp Index, Mech w/o impact75°CUL 746BPHYSICALValueUnitStandardSpecific Gravity1.22-ASTM D 792Specific Volume0.82cm3/gASTM D 792Mold Shrinkage, flow, 3.2 mm (5)0.5 - 0.7%SABIC MethodMold Shrinkage, xflow, 3.2 mm (5)0.6 - 0.8%SABIC MethodMelt Flow Rate, 250°C/5.0 kgf9.6g/10 minASTM D 1238Density1.22g/cm3ISO 1183Water Absorption, (23°C/sat)0.28%ISO 62Moisture Absorption (23°C / 50% RH)0.08%ISO 62Melt Flow Rate, 250°C/5.0 kg8g/10 minISO 1133ELECTRICALValueUnitStandardArc Resistance, Tungsten {PLC}5PLC CodeASTM D 495Hot Wire Ignition {PLC)2PLC CodeUL 746AHigh Voltage Arc Track Rate {PLC}2PLC CodeUL 746AHigh Ampere Arc Ign, surface {PLC}0PLC CodeUL 746AComparative Tracking Index (UL) {PLC}2PLC CodeUL 746AFLAME CHARACTERISTICSValueUnitStandardUL Recognized, 94HB Flame Class Rating (3)1.49mmUL 94Source GMD, last updated:2000/01/05Processing  ParameterInjection MoldingValueUnitDrying Temperature110°CDrying Time4 - 6hrsDrying Time (Cumulative)8hrsMaximum Moisture Content0.02%Melt Temperature260 - 275°CNozzle Temperature255 - 270°CFront - Zone 3 Temperature255 - 275°CMiddle - Zone 2 Temperature250 - 270°CRear - Zone 1 Temperature245 - 265°CMold Temperature65 - 90°CBack Pressure0.3 - 0.7MPaScrew Speed50 - 80rpmShot to Cylinder Size50 - 80%Vent Depth0.013 - 0.02mm