Unverified82% confidenceDecision RuleTime unknown
透明盖优先选PP或PC，不要选PS（聚苯乙烯）材质，PS透明度高但脆，跌落易碎裂，边角发白开裂后卡扣失效
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified螺丝、螺母等金属零件建议选PP（聚丙烯）材质而非PS（聚苯乙烯），PS透明度高但脆，跌落易开裂；PP韧性好、耐反复开合但透明度略低87% similarUnverified乐高颗粒选PP材质盒不要选PS材质，PP韧性好抗摔且长期不易发黄变脆，PS虽透明度高但1-2年后易开裂82% similarUnverified需要长期堆叠承重的收纳盒，箱体材质选PP（聚丙烯）而非PS（聚苯乙烯），PP韧性好抗摔不易脆裂，PS透明度高但低温易碎且承重差82% similarUnverified需要长期堆叠承重的收纳盒，材质应选PP（聚丙烯）或ABS，壁厚≥1.5mm；避免PS（聚苯乙烯）材质，PS虽然透明度高但脆，跌落和堆叠受压易开裂81% similarUnverified承重叠加场景优先选PP材质而非PS材质：PP韧性好抗摔耐低温（可冷冻），PS透明度高但脆易裂，堆叠3层以上或放重物时PS盒底易开裂81% similar
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