Unverified85% confidenceDecision RuleTime unknown
PP塑料工具盒在-5℃以下低温环境会明显脆化，寒冷地区户外作业或北方冬季车载存放应选ABS或PC材质，PC材质低温冲击韧性可达PP的3倍以上
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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UnverifiedPP（聚丙烯）材质收纳箱耐低温性差，冬季户外或车库环境下低于-5℃易变脆开裂，需存户外选PC或加纤维增强款85% similarUnverifiedPP聚丙烯材质在低温环境（≤5℃）下会变脆，冬季存放于阳台、地下室或车内的储物盒建议选PP共聚料或添加抗冲改性剂的材质，否则卡扣和箱角易开裂81% similarUnverifiedPP（聚丙烯）材质盖低温脆化临界点约-5℃，冬季阳台/车库/冷库存放建议选PP+改性或PC材质，低温下不易开裂81% similarUnverified冰箱收纳篮需选耐低温不脆裂的PP或PET材质，普通PVC或劣质塑料在0-4℃冷藏及冷冻环境下会变硬发脆易断裂80% similarUnverifiedPP塑料在低温（0度以下）韧性下降易脆裂，北方无供暖储物间或阳台使用需选加厚耐低温PP，普通薄壁款拖拽易开裂80% similar
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