ptfe high-efficiency filter paper manufacturer product usage: glass fiber filter paper for high-efficiency filters (HEPA): mainly used in class 10,000 to class 100,000 clean rooms or workbenches, nuclear power plant exhaust, high-end household vacuum cleaners, air purifiers, gas masks wait.
Glass fiber filter paper for ultra-high efficiency air filters (ULPA): mainly used in chip factories and Class 100, Class 10, Class 1 clean workshops, etc.
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