VALOX™ 牌号 430 种类 PBT
产品说明 33 % glass reinforced, impact modified. Connectors, etc.

SABIC VALOX™ PBT 430 物性表

属性典型值UNITS测试手段
MECHANICAL
Tensile Stress, brk, Type I, 5 mm/min106MPaASTM D638
Tensile Strain, brk, Type I, 5 mm/min3.1%ASTM D638
Tensile Modulus, 5 mm/min8660MPaASTM D638
Flexural Stress, brk, 1.3 mm/min, 50 mm span174MPaASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span7810MPaASTM D790
Hardness, Rockwell R125-ASTM D785
IMPACT
Izod Impact, unnotched, 23°C857J/mASTM D4812
Izod Impact, notched, 23°C128J/mASTM D256
THERMAL
HDT, 0.45 MPa, 6.4 mm, unannealed223°CASTM D648
HDT, 1.82 MPa, 6.4 mm, unannealed208°CASTM D648
Relative Temp Index, Elec130°CUL 746B
Relative Temp Index, Mech w/impact130°CUL 746B
Relative Temp Index, Mech w/o impact140°CUL 746B
PHYSICAL
Specific Gravity1.52-ASTM D792
Specific Volume0.65cm³/gASTM D792
Water Absorption, (23°C/24hrs)0.05%ASTM D570
Mold Shrinkage, flow, 3.2 mm0.5%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, 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 kgf11.7g/10 minASTM D1238
ELECTRICAL
Arc Resistance, Tungsten {PLC}5PLC CodeASTM D495
Hot Wire Ignition {PLC)0PLC CodeUL 746A
High Voltage Arc Track Rate {PLC}0PLC CodeUL 746A
High Ampere Arc Ign, surface {PLC}2PLC CodeUL 746A
Comparative Tracking Index (UL) {PLC}1PLC CodeUL 746A
FLAME CHARACTERISTICS
UL Yellow Card LinkE207780-100140794--
UL Recognized, 94HB Flame Class Rating1.47mmUL 94
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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