Dust filter bag yɛ ɔkwan bi a ɛkorɔn-efficiency mfutuma filter material a ɛwɔ mframa pa adwumayɛ yiye, mfutuma yiyi mu mmɔdenbɔ a ɛkorɔn, ne acid ahorow bi, alkali ne ɔhyew a ɛko tia. Wɔde multi-afã brushing di dwuma wɔ nwene mu de ma ntama no mu duru yɛ kɛse, a ɛyɛ elastic na ɛwɔ mfutuma a woyi fi hɔ no tumi pa ara. Mfutuma a woyi fi hɔ no betumi adu 99.999%. Wɔde polyester staple anaa nhama atenten na ɛyɛ mfutuma bag. Mpɛn pii no, ɔsom asetra no yɛ ahwehwɛ a wɔde hyɛ ahwehwɛ mu no mmɔho 4-6. Wɔwɔ mframa pa a ɛtumi fa mu, mfuturo a wɔboaboa ano a ɛkɔ soro, ɛnyɛ den sɛ wɔbɛhohoro mu, na mfuturo a wɔyi no yie no tumi du 98.99%.