Unverified85% confidenceTradeoffTime unknown
频率越低（如28kHz）空化气泡冲击力越强清洁力越猛，但对精细/软质件（如硅胶宠物玩具）可能造成表面损伤；频率越高（如80kHz）越温和但去顽固污渍慢
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85%
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Long-term
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Unverified频率越低（如28kHz）清洁力越强但空化冲击也越强，容易在软质或镀层表面留下麻点、损伤；宠物用品多为塑料/镀层件，选40kHz更安全85% similarUnverified频率越高清洗越精细但去污力越弱：40kHz适合精密件不伤表面，28kHz去污猛但噪音大且可能损伤软质涂层，宠物场景难以两全79% similarUnverified低频28kHz超声波空化能量强、清洁力大但气泡冲击猛，容易在软质宠物玩具、树脂饮水机滤芯上造成微裂或表面发白，宠物用品不建议用28kHz79% similarUnverified频率越低（如28kHz）去污力越强但空化冲击大易损伤器械表面；频率越高（80kHz以上）清洁越温和但顽固污渍去除弱。宠物用品选40kHz为平衡点77% similarUnverified频率选择：40kHz左右空化气泡大、冲击力强，适合厚实棉麻的顽固污渍；68-120kHz气泡细密、清洗温和均匀，适合真丝/羊毛/婴儿衣物等娇贵面料。娇贵面料选高频，去重污选低频76% similar
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