BorealisPPBC250MO抗冲击共聚聚丙烯BorealisAG产品说明：BC250MOisaveryhighimpactpolypropyleneheterophasiccopolymerintendedforinjectionmoulding.Thisgradeischaracterizedbycombinationofgoodstiffness,goodcreepresistanceandveryhighimpactstrengthevenatlowtemperatures.Thisgradefeatureshighimpactstrength,highthermalstabilityandverygoodprocessability.Asallpolypropylenes,thisgradeshowsexcellentstress-crackingandchemicalresistances.Thisgradeismildlynucleatedtomaximizethemechanicalstiffness.Theadditiveformulationprovidesa***oothdemoulding.Nucleation,goodflowpropertiesandhighstiffnesscreateahighpotentialforcycletimereduction.Itsverygoodorganolepticpropertiesallowsthisgradetobeusedwithanymasterbatchwithoutdiscoloringproblems.基本信息添加剂成核剂特性成核的刚性，高高ESCR（抗应力开裂）较高的熔体稳定性抗冲共聚物抗撞击性，高可加工性，良好快的成型周期良好的感官特征良好的抗蠕变性耐低温冲击耐化学性良好热稳定性，良好用途工程配件皮箱容器支架托盘装货箱加工方法***成型物理性能额定值单位制测试方法密度0.905g/cm³ISO1183熔流率（熔体流动速率）(230°C/2.16kg)4.0g/10minISO1133收缩率1.0到2.0%机械性能额定值单位制测试方法拉伸模量1200MPaISO527-2/50拉伸应力(屈服)23.0MPaISO527-2/50拉伸应变(屈服)5.5%ISO527-2/50弯曲模量1100MPaISO178冲击性能额定值单位制测试方法简支梁缺口冲击强度ISO179/1eA-20°C7.5kJ/m²ISO179/1eA23°C25kJ/m²ISO179/1eA热性能额定值单位制测试方法热变形温度1(0.45MPa,未退火)80.0°CISO75-2/B***额定值单位制加工（熔体）温度230到260°C模具温度10.0到30.0°C***速度快速保压20.0到50.0MPa)