Unverified90% confidenceDecision RuleTime unknown
清洗金属油网（抽油烟机）应选PP硬毛刷或钢丝刷，刷毛硬度需能刮除固化油垢；清洗空调/新风HEPA滤网只能用软质尼龙毛或海绵头，硬毛会破坏纤维层导致过滤效率下降
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Long-term
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Unverified重油污顽固区（灶台边缘、抽油烟机滤网）优先选PP硬毛刷，刷毛硬度肖氏D50以上才能刮除结焦油垢；软硅胶毛只适合擦拭表面浮油83% similarUnverified刷毛越硬去污越快但越易划伤滤网涂层：金属滤网可用硬毛，带纳米涂层或阳极氧化处理的高端油网只能用中软毛，硬毛会磨损涂层使日后更易积油82% similarUnverified尼龙刷毛对重度油泥结块的清洁力有限，长期未保养或越野骑行后的顽固污垢建议搭配金属丝刷或链条清洗器使用81% similarUnverified刷毛硬度选中等偏硬(尼龙材质)可清洁顽固污渍但不划伤釉面；避免过软刷毛(清洁力不足)和金属丝刷头(会刮花马桶釉面导致更易积垢)79% similarUnverified刷毛为中等偏软的尼龙材质，对链条表面友好但对重度油泥/干结污垢的清除力有限，长期疏于保养的链条可能需要先浸泡或配合硬毛刷预处理79% similar
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