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      VALOX(沙伯基礎)HX215HP/PBT熱塑性聚酯/物性表參數

      責任編輯:admin發表時間:2020-04-18 04:09:16

      沙伯基礎創新塑料的VALOX HX215HP PBT是無加強PBT與模具釋放,符合FDA食品接觸規定的顏色有限,2008年3月起,該等級將不再支持生物相容性數據。
      沙伯基礎創新塑料的VALOX HX215HP PBT物性表參數PDF文檔下載
      PBT HX215HP
      以下是VALOX(沙伯基礎)HX215HP/PBT熱塑性聚酯/物性表參數
      PROPERTIES   TYPICAL VALUES UNITS TEST METHODS
      MECHANICAL        
      Tensile Stress, yld, Type I, 50 mm/min   51 MPa ASTM D 638
      Tensile Strain, brk, Type I, 50 mm/min   10 % ASTM D 638
      Flexural Stress, yld, 1.3 mm/min, 50 mm span   82 MPa ASTM D 790
      Flexural Modulus, 1.3 mm/min, 50 mm span   2340 MPa ASTM D 790
      IMPACT        
      Izod Impact, unnotched, 23°C   1602 J/m ASTM D 4812
      Izod Impact, notched, 23°C   53 J/m ASTM D 256
      Modified Gardner, 23°C   40 J ASTM D 3029
      THERMAL        
      HDT, 0.45 MPa, 6.4 mm, unannealed   154 °C ASTM D 648
      HDT, 1.82 MPa, 6.4 mm, unannealed   54 °C ASTM D 648
      CTE, -40°C to 40°C, flow   8.1E-05 1/°C ASTM E 831
      CTE, 60°C to 138°C, flow   1.39E-04 1/°C ASTM E 831
      PHYSICAL        
      Specific Gravity   1.31 - ASTM D 792
      Specific Volume   0.76 cm³/g ASTM D 792
      Water Absorption, 24 hours   0.08 % ASTM D 570
      Mold Shrinkage, flow, 0.75-2.3 mm   0.9-1.6 % SABIC method
      Mold Shrinkage, flow, 2.3-4.6 mm   1.5-2.3 % SABIC method
      Mold Shrinkage, xflow, 0.75-2.3 mm   1-1.7 % SABIC method
      Mold Shrinkage, xflow, 2.3-4.6 mm   1.6-2.4 % SABIC method
      Melt Viscosity   100 Pa-s SABIC method
      Injection Molding        
      Drying Temperature   120 °C  
      Drying Time   3 - 4 hrs  
      Drying Time (Cumulative)   12 hrs  
      Maximum Moisture Content   0.02 %  
      Melt Temperature   245 - 260 °C  
      Nozzle Temperature   240 - 255 °C  
      Front - Zone 3 Temperature   245 - 260 °C  
      Middle - Zone 2 Temperature   240 - 255 °C  
      Rear - Zone 1 Temperature   230 - 250 °C  
      Mold Temperature   50 - 75 °C  
      Back Pressure   0.3 - 0.7 MPa  
      Screw Speed   50 - 100 rpm  
      Shot to Cylinder Size   40 - 80 %  
      Vent Depth   0.013 - 0.025 mm

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