LEXAN™ 牌号 OQ4005 种类 PC
产品说明 High Viscosity, UV-stabilized PC for ophthalmic lenses.

SABIC LEXAN™ PC OQ4005 物性表

属性典型值UNITS测试手段
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min64MPaASTM D638
Tensile Stress, brk, Type I, 50 mm/min60MPaASTM D638
Tensile Strain, yld, Type I, 50 mm/min6%ASTM D638
Tensile Strain, brk, Type I, 50 mm/min78%ASTM D638
Tensile Modulus, 50 mm/min2300MPaASTM D638
Flexural Stress, yld, 1.3 mm/min, 50 mm span96MPaASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span2310MPaASTM D790
Flexural Stress, yield, 2 mm/min97MPaISO 178
IMPACT
Izod Impact, unnotched, 23°CNBJ/mASTM D4812
Izod Impact, unnotched, -30°CNBJ/mASTM D4812
Izod Impact, notched, 23°C910J/mASTM D256
Izod Impact, notched, -30°C128J/mASTM D256
THERMAL
Vicat Softening Temp, Rate B/50145°CASTM D1525
HDT, 1.82 MPa, 6.4 mm, unannealed129°CASTM D648
CTE, -40°C to 40°C, flow6.06E-051/°CISO 11359-2
CTE, -40°C to 40°C, xflow6.16E-051/°CISO 11359-2
Ball Pressure Test, 125°C +/- 2°CPASSES-IEC 60695-10-2
PHYSICAL
Specific Gravity1.2-ASTM D792
Mold Shrinkage, flow0.77%SABIC method
Mold Shrinkage, xflow0.77%SABIC method
Water Absorption, (23°C/saturated)0.14%ISO 62-1
Melt Volume Rate, MVR at 300°C/1.2 kg8cm³/10 minISO 1133
OPTICAL
Light Transmission, 2.54 mm87%ASTM D1003
Haze, 2.54 mm0.4%ASTM D1003
ELECTRICAL
Dielectric Constant, 1.1 GHz2.8-SABIC method
Dissipation Factor, 1.1 GHz0.0063-SABIC method
Injection Molding
Drying Temperature120°C
Drying Time2-4Hrs
Maximum Moisture Content0.02%
Melt Temperature280-310°C
Nozzle Temperature270-290°C
Front - Zone 3 Temperature280-310°C
Middle - Zone 2 Temperature270-290°C
Rear - Zone 1 Temperature260-280°C
Hopper Temperature60-80°C
Mold Temperature80-110°C
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