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VALOX(沙伯基础)HX215HP/PBT热塑性聚酯/物性表参数

责任编辑:文和林发表时间:2020-04-18

沙伯基础创新塑料的VALOX HX215HP PBT是无加强PBT与模具释放,符合FDA食品接触规定的颜色有限,2008年3月起,该等级将不再支撑生物相容性数据。
沙伯基础创新塑料的VALOX HX215HP PBT物性表参数PDF文档下载
PBT HX215HP
以下是VALOX(沙伯基础)HX215HP/PBT热塑性聚酯/物性表参数
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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