型号：PBT/PC VR5460
性能：通用级，PBT/PC，32%玻璃填充，减少弯曲特征，效用等级。
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VALOX™ Resin VR5460
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SI
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| British
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| Metric
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| PDF
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Americas: COMMERCIAL
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32% Glass filled PBT+PC, Reduced warpage characteristics, Utility grade, Black color only
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| TYPICAL PROPERTIES (1) |
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MECHANICAL
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Value |
Unit |
Standard |
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Tensile Stress, yld, Type I, 5 mm/min
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870
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kgf/cm²
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ASTM D 638
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Tensile Stress, brk, Type I, 5 mm/min
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870
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kgf/cm²
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ASTM D 638
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Tensile Strain, yld, Type I, 5 mm/min
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2.5
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%
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ASTM D 638
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Tensile Strain, brk, Type I, 5 mm/min
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2.5
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%
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ASTM D 638
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Tensile Modulus, 50 mm/min
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56900
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kgf/cm²
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ASTM D 638
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Flexural Stress, brk, 1.3 mm/min, 50 mm span
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1400
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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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63200
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kgf/cm²
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ASTM D 790
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Tensile Stress, break, 5 mm/min
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87
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MPa
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ISO 527
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Flexural Modulus, 2 mm/min
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6200
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MPa
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ISO 178
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IMPACT
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Value |
Unit |
Standard |
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Izod Impact, unnotched, 23°C
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54
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cm-kgf/cm
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ASTM D 4812
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Izod Impact, notched, 23°C
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8
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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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61
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cm-kgf
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ASTM D 3763
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Instrumented Impact Total Energy, -40°C
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59
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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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6
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kJ/m²
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ISO 180/1A
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Izod Impact, notched 80*10*4 -40°C
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4
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kJ/m²
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ISO 180/1A
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THERMAL
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Value |
Unit |
Standard |
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HDT, 0.45 MPa, 3.2 mm, unannealed
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210
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°C
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ASTM D 648
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HDT, 1.82 MPa, 3.2mm, unannealed
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176
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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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1.98E-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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2.16E-05
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1/°C
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ASTM E 831
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CTE, -30°C to 30°C, flow
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1.4E-04
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1/°C
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ASTM D 696
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CTE, -30°C to 30°C, xflow
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1.3E-04
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1/°C
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ASTM D 696
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HDT/Ae, 1.8 MPa Edgew 120*10*4 sp=100mm
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170
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°C
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ISO 75/Ae
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PHYSICAL
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Value |
Unit |
Standard |
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Specific Gravity
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1.48
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-
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ASTM D 792
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Mold Shrinkage, flow, 3.2 mm (5)
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0.3 - 0.5
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%
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SABIC Method
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Mold Shrinkage, xflow, 3.2 mm (5)
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0.6 - 0.8
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%
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SABIC Method
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Melt Flow Rate, 250°C/5.0 kgf
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28
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g/10 min
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ASTM D 1238
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Melt Volume Rate, MVR at 250°C/5.0 kg
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22
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cm³/10 min
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ISO 1133
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Source GMD, last updated:2011/08/23
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| Parameter |
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Injection Molding
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Value |
Unit |
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Drying Temperature
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120
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°C
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Drying Time
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3 - 4
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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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Melt Temperature
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250 - 265
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°C
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Nozzle Temperature
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245 - 260
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°C
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Front - Zone 3 Temperature
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250 - 265
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°C
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Middle - Zone 2 Temperature
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245 - 260
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°C
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Rear - Zone 1 Temperature
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240 - 255
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°C
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Mold Temperature
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65 - 90
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°C
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Back Pressure
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0.3 - 0.7
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MPa
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Screw Speed
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50 - 80
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rpm
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Shot to Cylinder Size
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40 - 80
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%
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Vent Depth
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0.025 - 0.038
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mm
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