T/AHPIA 001-2024 冰箱内衬用耐腐蚀PP复合材料

主要技术内容:4 技术要求4.1 外观应符合下列要求1连粒料                                                        粒子的尺寸在任意方向上应为（2～5）mm的均匀颗粒；黏粒、连粒等不良现象≤3%2清洁度（黑粒、色斑粒、色粒等杂质）         ≤3个/kg3颜色                                                            可由供需双方商定，按色样供货4.2 物理性能应符合下列要求1 干燥失重，%                                              ≤0.32 密度，g/cm3                                             1.03±0.033 拉伸强度，MPa                                          ≥224 拉伸断裂应变，%                                        ≥355 弯曲强度，MPa                                           ≥356 弯曲模量，MPa                                           ≥13007 悬臂梁冲击强度（单缺口），kJ/m2             ≥128 熔体质量流动速率，g/10min                       3～99 维卡软化温度(VST)，℃                                ≥8510 水平燃烧，级                                             HB11耐腐蚀应变性能耐油腐蚀(不弯曲)应变保持率，%                     ≥80耐油腐蚀（弯曲）应变保持率，%                    ≥60耐发泡剂浸泡腐蚀性能                                     试样外观无明显变化（鼓包、膨胀等现象）、发泡剂侵蚀液无明显变化4.3 卫生性能应符合GB 4806.1、GB 4806.7要求。4.4 有害物质限量应符合ROHS、REAC