HDPE/LH523台聚--LH523isahighdensitypolyethylene(HDPE)especiallydevelopedforinjectionmolding.Inaddition,itcanbeappliedtopowdercoatingaftergrinding.HighmeltindexofUNITHENELH523makesitexhibitexcellentprocessability.Also,UNITHENELH523possessessuperbimpactstrengthandresistancetostresscrackowingtoitslowerdensity.LH523canbeeasilypigmentedtoanycolorbyeitherdryblendingormeltblendingofthepigmentintotheresin.TheproductsofLH523canbeeasilyprintedafterflame,chemicalorelectronicsurfacetreatment.特性高ESCR（抗应力开裂）高密度抗撞击性，高可加工性，良好用途涂层应用加工方法涂层***成型物理性能额定值单位制测试方法密度0.956g/cm³ASTMD792熔流率（熔体流动速率）23g/10minASTMD1238硬度额定值单位制测试方法肖氏硬度(邵氏D)68ASTMD2240机械性能额定值单位制测试方法拉伸模量-1%正割(模压成型)745MPaASTMD638抗张强度ASTMD638屈服22.6MPaASTMD638断裂28.4MPaASTMD638伸长率(断裂)300%ASTMD638明显的弯曲模量804MPaASTMD747冲击性能额定值单位制测试方法悬壁梁缺口冲击强度34J/mASTMD256热性能额定值单位制测试方法脆化温度<-76.0°CASTMD746维卡软化温度125°CASTMD1525熔融峰值温度132°CASTMD3418)