Unverified85% confidenceDecision RuleTime unknown
隔音效果排序为：三元乙丙EPDM橡胶>硅胶>EVA泡沫，EPDM密度高回弹好，最适合隔绝低频交通噪音
1
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85%
Confidence
Long-term
Relevance
-
First Seen
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Unverified隔音降噪需求优先选EPDM三元乙丙橡胶+闭孔发泡填充结构，闭孔泡沫回弹性能优于开孔，长期挤压不塌陷，隔音效果比普通实心条提升3-5分贝85% similarUnverified隔音需求优先选硅胶或橡胶实心条+加厚设计（回弹压缩量大能填满不规则缝隙），EVA泡棉隔音仅比无密封条好3-5分贝、几乎无实质隔音效果76% similarUnverified解决数码/电脑主机、NAS、机柜噪音：优先用高密度自粘沥青隔音垫（阻尼减振）贴机箱侧板降低共振，再辅以薄层吸音棉吸收高频风扇啸叫，单靠吸音棉无法抑制机械振动传导74% similarUnverified隔飞机/高铁引擎噪声（低频）优先选SNR≥30dB的慢回弹海绵塞，海绵对低频衰减优于硅胶；隔人声/键盘声（中高频）硅胶塞即可满足72% similarUnverified低频噪音（马路车流、鼾声）比高频更难隔绝，慢回弹PU海绵耳塞对低频衰减优于硅胶，硅胶三节翼款对高频（说话声、键盘声）更有效72% similar
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