... Wearability 3.Wear Resistance&EX-Factory NameHard Industrial Wool FeltWidth1m*1m or as your requirementLength1m ... machine, chemical, electrical, construction, steel and other industrial distric.Metallurgy,chemical industry,textile industry Seal,dustproof,cushion ... sound insulation,silencing Fire retardant,insulation Filtration:air,petroleum,water, Polishing:marble,crystal,glass,jadeware,furniture, ...