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      LEXAN(沙伯基礎)123R/PC(聚碳酸酯)物性表參數

      責任編輯:admin發表時間:2020-04-20 02:26:56

      沙伯基礎SABIC塑料LEXAN 123R PC是一種UL rated HB as of 10/97. 200 series recommended when V-2 rating required. Nonhalogenated. 17.5 MFR, for small,用于小而復雜的零件,抗紫外線,內部帶脫模劑。
      沙伯基礎SABIC塑料LEXAN 123R PC物性表參數PDF文檔下載
      LEXAN 123R
      以下是LEXAN(沙伯基礎)123R/PC(聚碳酸酯)物性表參數
      ROPERTIES   TYPICAL VALUES UNITS TEST METHODS
      MECHANICAL        
      Tensile Stress, yld, Type I, 50 mm/min   62 MPa ASTM D 638
      Tensile Stress, brk, Type I, 50 mm/min   65 MPa ASTM D 638
      Tensile Strain, yld, Type I, 50 mm/min   7 % ASTM D 638
      Tensile Strain, brk, Type I, 50 mm/min   110 % ASTM D 638
      Flexural Stress, yld, 1.3 mm/min, 50 mm span   93 MPa ASTM D 790
      Flexural Modulus, 1.3 mm/min, 50 mm span   2340 MPa ASTM D 790
      Hardness, Rockwell M   70 - ASTM D 785
      Hardness, Rockwell R   118 - ASTM D 785
      Taber Abrasion, CS-17, 1 kg   10 mg/1000cy ASTM D 1044
      IMPACT        
      Izod Impact, unnotched, 23°C   3204 J/m ASTM D 4812
      Izod Impact, notched, 23°C   694 J/m ASTM D 256
      Tensile Impact, Type S   546 kJ/m² ASTM D 1822
      Falling Dart Impact (D 3029), 23°C   169 J ASTM D 3029
      THERMAL        
      Vicat Softening Temp, Rate B/50   154 °C ASTM D 1525
      HDT, 0.45 MPa, 6.4 mm, unannealed   137 °C ASTM D 648
      HDT, 1.82 MPa, 6.4 mm, unannealed   132 °C ASTM D 648
      CTE, -40°C to 95°C, flow   6.84E-05 1/°C ASTM E 831
      Specific Heat   1.25 J/g-°C ASTM C 351
      Thermal Conductivity   0.19 W/m-°C ASTM C177
      Relative Temp Index, Elec   100 °C UL 746B
      Relative Temp Index, Mech w/impact   100 °C UL 746B
      Relative Temp Index, Mech w/o impact   100 °C UL 746B
      PHYSICAL        
      Specific Gravity   1.2 - ASTM D 792
      Specific Volume   0.83 cm³/g ASTM D 792
      Density   1.19 g/cm³ ASTM D 792
      Water Absorption, 24 hours   0.15 % ASTM D 570
      Water Absorption, equilibrium, 23C   0.35 % ASTM D 570
      Water Absorption, equilibrium, 100°C   0.58 % ASTM D 570
      Mold Shrinkage, flow, 3.2 mm   0.5-0.7 % SABIC method
      Melt Flow Rate, 300°C/1.2 kgf   17.5 g/10 min ASTM D 1238
      OPTICAL        
      Light Transmission, 2.54 mm   88 % ASTM D 1003
      Haze, 2.54 mm   1 % ASTM D 1003
      Refractive Index   1.586 - ASTM D542
      ELECTRICAL        
      Volume Resistivity   >1.E+17 Ohm-cm ASTM D 257
      Dielectric Strength, in air, 3.2 mm   14.9 kV/mm ASTM D 149
      Relative Permittivity, 50/60 Hz   3.17 - ASTM D 150
      Relative Permittivity, 1 MHz   2.96 - ASTM D 150
      Dissipation Factor, 50/60 Hz   0.0009 - ASTM D 150
      Dissipation Factor, 1 MHz   0.01 - ASTM D 150
      Hot Wire Ignition {PLC)   4 PLC Code UL 746A
      High Voltage Arc Track Rate {PLC}   2 PLC Code UL 746A
      High Ampere Arc Ign, surface {PLC}   1 PLC Code UL 746A
      Comparative Tracking Index (UL) {PLC}   2 PLC Code UL 746A
      FLAME CHARACTERISTICS        
      UL Recognized, 94HB Flame Class Rating   0.76 mm UL 94
      UV-light, water exposure/immersion   F1 - UL 746C
      Injection Molding        
      Drying Temperature   120 °C  
      Drying Time   3-4 hrs  
      Drying Time (Cumulative)   48 hrs  
      Maximum Moisture Content   0.02 %  
      Melt Temperature   280-305 °C  
      Nozzle Temperature   275-300 °C  
      Front - Zone 3 Temperature   280-305 °C  
      Middle - Zone 2 Temperature   270-295 °C  
      Rear - Zone 1 Temperature   260-280 °C  
      Mold Temperature   70-95 °C  
      Back Pressure   0.3-0.7 MPa  
      Screw Speed   40-70 rpm  
      Shot to Cylinder Size   40-60 %  
      Vent Depth   0.025-0.076 mm

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