VALOX™ 牌号 EH7020 种类 PBT
产品说明 MINERAL FILLED, METALLIZABLE

SABIC VALOX™ PBT EH7020 物性表

属性典型值UNITS测试手段
MECHANICAL
Tensile Stress, brk, Type I, 5 mm/min57MPaASTM D638
Flexural Stress, brk, 1.3 mm/min, 50 mm span103MPaASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span4130MPaASTM D790
IMPACT
Izod Impact, unnotched, 23°C389J/mASTM D4812
Izod Impact, notched, 23°C32J/mASTM D256
THERMAL
HDT, 0.45 MPa, 6.4 mm, unannealed187°CASTM D648
HDT, 1.82 MPa, 6.4 mm, unannealed105°CASTM D648
CTE, -40°C to 40°C, flow5.58E-051/°CASTM E831
PHYSICAL
Specific Gravity1.49-ASTM D792
Mold Shrinkage, flow, 1.5-3.2 mm1.4-1.6%SABIC method
Mold Shrinkage, flow, 3.2-4.6 mm1.5-1.6%SABIC method
Mold Shrinkage, xflow, 1.5-3.2 mm1.3-1.4%SABIC method
Mold Shrinkage, xflow, 3.2-4.6 mm1.4-1.5%SABIC method
ELECTRICAL
Dielectric Strength, in oil, 3.2 mm16.9kV/mmASTM D149
Relative Permittivity, 50/60 Hz3.1-ASTM D150
Relative Permittivity, 1 MHz2.9-ASTM D150
Dissipation Factor, 50/60 Hz0.0039-ASTM D150
Dissipation Factor, 1 MHz0.014-ASTM D150
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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