[KongchangAI]
Unverified75% confidenceFactTime unknown

食品级硅胶脚垫工作温度范围通常为-40℃至200℃,不易老化变硬;PVC/EVA材质在长期高温(如地暖或阳光直射)环境下易变形、渗油和黏性失效

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