LEXAN™ 牌号 VR2020 种类 PC
产品说明 Mid-flow, UV stabilized polycarbonate resin with mold release. Available in limited transparent tints, limited package types, and must meet minimum order quantity requirements.

SABIC LEXAN™ PC VR2020 物性表

属性典型值UNITS测试手段
MECHANICAL
Tensile Stress, yld, Type I, 50 mm/min63MPaASTM D638
Tensile Stress, brk, Type I, 50 mm/min65MPaASTM D638
Tensile Strain, yld, Type I, 50 mm/min7%ASTM D638
Tensile Strain, brk, Type I, 50 mm/min110%ASTM D638
Tensile Modulus, 5 mm/min2380MPaASTM D638
Flexural Stress, yld, 1.3 mm/min, 50 mm span93MPaASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span2300MPaASTM D790
Hardness, Rockwell M70-ASTM D785
Hardness, Rockwell R120-ASTM D785
Taber Abrasion, CS-17, 1 kg10mg/1000cyASTM D1044
Tensile Stress, yield, 50 mm/min63MPaISO 527
Tensile Stress, break, 50 mm/min65MPaISO 527
Tensile Strain, yield, 50 mm/min6%ISO 527
Tensile Strain, break, 50 mm/min100%ISO 527
Tensile Modulus, 1 mm/min2350MPaISO 527
Flexural Stress, yield, 2 mm/min90MPaISO 178
Flexural Modulus, 2 mm/min2300MPaISO 178
IMPACT
Izod Impact, unnotched, 23°C3204J/mASTM D4812
Izod Impact, notched, 23°C700J/mASTM D256
Tensile Impact Strength, Type S546kJ/m²ASTM D1822
Falling Dart Impact (D 3029), 23°C169JASTM D3029
Izod Impact, notched 80*10*4 +23°C12kJ/m²ISO 180/1A
Izod Impact, notched 80*10*4 -30°C10kJ/m²ISO 180/1A
Charpy 23°C, Unnotch Edgew 80*10*4 sp=62mmNBkJ/m²ISO 179/1eU
THERMAL
Vicat Softening Temp, Rate B/50154°CASTM D1525
HDT, 0.45 MPa, 6.4 mm, unannealed137°CASTM D648
HDT, 1.82 MPa, 6.4 mm, unannealed132°CASTM D648
CTE, -40°C to 95°C, flow6.84E-051/°CASTM E831
Specific Heat1.26J/g-°CASTM C351
Thermal Conductivity0.2W/m-°CASTM C177
CTE, 23°C to 80°C, flow7.E-051/°CISO 11359-2
CTE, 23°C to 80°C, xflow7.E-051/°CISO 11359-2
Ball Pressure Test, 125°C +/- 2°CPASSES-IEC 60695-10-2
Ball Pressure Test, approximate maximum140°CIEC 60695-10-2
Vicat Softening Temp, Rate B/50141°CISO 306
Vicat Softening Temp, Rate B/120141°CISO 306
HDT/Ae, 1.8 MPa Edgew 120*10*4 sp=100mm122°CISO 75/Ae
Relative Temp Index, Elec100°CUL 746B
Relative Temp Index, Mech w/impact100°CUL 746B
Relative Temp Index, Mech w/o impact100°CUL 746B
PHYSICAL
Specific Gravity1.2-ASTM D792
Specific Volume0.83cm³/gASTM D792
Density1.19g/cm³ASTM D792
Water Absorption, (23°C/24hrs)0.15%ASTM D570
Water Absorption, (23°C/Saturated)0.35%ASTM D570
Water Absorption, equilibrium, 100°C0.58%ASTM D570
Mold Shrinkage, flow, 3.2 mm0.5-0.7%SABIC method
Melt Flow Rate, 300°C/1.2 kgf18g/10 minASTM D1238
Density1.2g/cm³ISO 1183
Water Absorption, (23°C/saturated)0.35%ISO 62-1
Moisture Absorption (23°C / 50% RH)0.15%ISO 62
Melt Volume Rate, MVR at 220°C/5.0 kg21cm³/10 minISO 1133
OPTICAL
Light Transmission, 2.54 mm88%ASTM D1003
Haze, 2.54 mm1%ASTM D1003
Refractive Index1.586-ASTM D542
ELECTRICAL
Volume Resistivity>1.E+17Ω.cmASTM D257
Dielectric Strength, in air, 3.2 mm15kV/mmASTM D149
Relative Permittivity, 50/60 Hz3.17-ASTM D150
Relative Permittivity, 1 MHz2.96-ASTM D150
Dissipation Factor, 50/60 Hz0.0009-ASTM D150
Dissipation Factor, 1 MHz0.01-ASTM D150
Hot Wire Ignition {PLC)4PLC CodeUL 746A
High Voltage Arc Track Rate {PLC}2PLC CodeUL 746A
High Ampere Arc Ign, surface {PLC}1PLC CodeUL 746A
Comparative Tracking Index (UL) {PLC}2PLC CodeUL 746A
FLAME CHARACTERISTICS
UL Yellow Card LinkE121562-221021--
UL Recognized, 94HB Flame Class Rating0.76mmUL 94
UV-light, water exposure/immersionF1-UL 746C
Injection Molding
Drying Temperature120°C
Drying Time3-4Hrs
Drying Time (Cumulative)48Hrs
Maximum Moisture Content0.02%
Melt Temperature280-305°C
Nozzle Temperature275-300°C
Front - Zone 3 Temperature280-305°C
Middle - Zone 2 Temperature270-295°C
Rear - Zone 1 Temperature260-280°C
Mold Temperature70-95°C
Back Pressure0.3-0.7MPa
Screw Speed40-70rpm
Shot to Cylinder Size40-60%
Vent Depth0.025-0.076mm
大家都在找