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          PC(聚碳酸酯)EXL1444/沙伯基礎(SABIC)物性表參數

          責任編輯:admin發表時間:2020-06-15 11:46:10

          SABIC(沙伯基礎創新塑料)LEXAN PC EXL1444是聚碳酸酯(PC)硅氧烷共聚物樹脂,也是一種低流動,不透明注射成型(IM)級樹脂,適用于符合FDA標準的應用,與標準PC相比,該樹脂具有極低的溫度(-40℃)延展性,具有極佳的加工性和釋放性,IM周期更短,Lexan EXL1444樹脂是一種廣泛的不透明顏色的產品。
          PC(聚碳酸酯)EXL1444/沙伯基礎(SABIC)物性表參數PDF文檔下載
          PC EXL1444
          以下是PC(聚碳酸酯)EXL1444/沙伯基礎(SABIC)物性表參數
          PROPERTIES   TYPICAL VALUES UNITS TEST METHODS
          FLAME CHARACTERISTICS 1)      
          UL Yellow Card Link   E45329-100079883 - -
          UL Yellow Card Link 2   E45329-462651 - -
          UL Recognized, 94HB Flame Class Rating   ≥0.7 mm UL 94
          Glow Wire Flammability Index 960°C, passes at 2) 1 mm IEC 60695-2-12
          UV-light, water exposure/immersion   F1 - UL 746C
          Oxygen Index (LOI)   37 % ISO 4589
          MECHANICAL        
          Tensile Stress, yld, Type I, 50 mm/min   55 MPa ASTM D 638
          Tensile Stress, brk, Type I, 50 mm/min   50 MPa ASTM D 638
          Tensile Strain, yld, Type I, 50 mm/min   6 % ASTM D 638
          Tensile Strain, brk, Type I, 50 mm/min   98 % ASTM D 638
          Tensile Modulus, 50 mm/min   2020 MPa ASTM D 638
          Flexural Stress, yld, 1.3 mm/min, 50 mm span   92 MPa ASTM D 790
          Flexural Modulus, 1.3 mm/min, 50 mm span   2230 MPa ASTM D 790
          Hardness, Rockwell L   89 - ASTM D 785
          Hardness, Rockwell R   121 - ASTM D 785
          Tensile Stress, yield, 50 mm/min   57 MPa ISO 527
          Tensile Stress, break, 50 mm/min   60 MPa ISO 527
          Tensile Strain, yield, 50 mm/min   6 % ISO 527
          Tensile Strain, break, 50 mm/min   120 % ISO 527
          Tensile Modulus, 1 mm/min   2150 MPa ISO 527
          Flexural Stress, yield, 2 mm/min   85 MPa ISO 178
          Flexural Modulus, 2 mm/min   2250 MPa ISO 178
          IMPACT        
          Izod Impact, notched, 23°C   865 J/m ASTM D 256
          Izod Impact, notched, -30°C   775 J/m ASTM D 256
          Instrumented Impact Total Energy, 23°C   70 J ASTM D 3763
          Izod Impact, unnotched 80*10*3 +23°C   NB kJ/m² ISO 180/1U
          Izod Impact, unnotched 80*10*3 -30°C   NB kJ/m² ISO 180/1U
          Izod Impact, notched 80*10*3 +23°C   70 kJ/m² ISO 180/1A
          Izod Impact, notched 80*10*3 -30°C   60 kJ/m² ISO 180/1A
          Charpy 23°C, V-notch Edgew 80*10*3 sp=62mm   70 kJ/m² ISO 179/1eA
          Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm   65 kJ/m² ISO 179/1eA
          Charpy 23°C, Unnotch Edgew 80*10*3 sp=62mm   NB kJ/m² ISO 179/1eU
          Charpy -30°C, Unnotch Edgew 80*10*3 sp=62mm   NB kJ/m² ISO 179/1eU
          THERMAL        
          Vicat Softening Temp, Rate B/50   145 °C ASTM D 1525
          HDT, 0.45 MPa, 3.2 mm, unannealed   140 °C ASTM D 648
          HDT, 1.82 MPa, 3.2mm, unannealed   124 °C ASTM D 648
          CTE, -40°C to 40°C, flow   6.97E-05 1/°C ASTM E 831
          CTE, -40°C to 40°C, xflow   7.47E-05 1/°C ASTM E 831
          CTE, 23°C to 80°C, flow   7.2E-05 1/°C ISO 11359-2
          CTE, 23°C to 80°C, xflow   7.2E-05 1/°C ISO 11359-2
          Ball Pressure Test, 125°C +/- 2°C   PASSES - IEC 60695-10-2
          Vicat Softening Temp, Rate B/50   145 °C ISO 306
          Vicat Softening Temp, Rate B/120   146 °C ISO 306
          HDT/Be, 0.45MPa Edgew 120*10*4 sp=100mm   140 °C ISO 75/Be
          HDT/Ae, 1.8 MPa Edgew 120*10*4 sp=100mm   128 °C ISO 75/Ae
          Relative Temp Index, Elec 1) 130 °C UL 746B
          Relative Temp Index, Mech w/impact 1) 120 °C UL 746B
          Relative Temp Index, Mech w/o impact 1) 130 °C UL 746B
          PHYSICAL        
          Specific Gravity   1.18 - ASTM D 792
          Mold Shrinkage on Tensile Bar, flow   0.4-0.8 % SABIC method
          Mold Shrinkage, flow, 3.2 mm   0.4-0.8 % SABIC method
          Mold Shrinkage, xflow, 3.2 mm   0.4-0.8 % SABIC method
          Melt Flow Rate, 300°C/1.2 kgf   10 g/10 min ASTM D 1238
          Density   1.19 g/cm³ ISO 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 300°C/1.2 kg   9 cm³/10 min ISO 1133
          ELECTRICAL        
          Volume Resistivity   >1.E+15 Ohm-cm ASTM D 257
          Surface Resistivity   >1.E+15 Ohm ASTM D 257
          Dielectric Strength, in oil, 0.8 mm   16.3 kV/mm ASTM D 149
          Relative Permittivity, 100 Hz   2.68 - ASTM D 150
          Relative Permittivity, 1 MHz   2.64 - ASTM D 150
          Dissipation Factor, 100 Hz   0.0012 - ASTM D 150
          Dissipation Factor, 1 MHz   0.0093 - ASTM D 150
          Hot-Wire Ignition (HWI), PLC 0   ≥0.7 mm UL 746A
          High Amp Arc Ignition (HAI), PLC 1   ≥0.7 mm UL 746A
          Injection Molding        
          Drying Temperature   120 °C  
          Drying Time   3-4 hrs  
          Drying Time (Cumulative)   48 hrs  
          Maximum Moisture Content   0.02 %  
          Melt Temperature   295-315 °C  
          Nozzle Temperature   290-310 °C  
          Front - Zone 3 Temperature   295-315 °C  
          Middle - Zone 2 Temperature   280-305 °C  
          Rear - Zone 1 Temperature   270-295 °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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