1, high efficiency filter is mainly used to capture 0.5um below particulate dust and a variety of suspended matter. Ultrafine glass fiber paper is used as filter material, offset paper, aluminum film and other materials as partition plate, and the wood frame aluminum alloy is glued.
2, the medium effect filter is used to capture 1-55μm of particulate dust and a variety of suspended matter. Using special non-woven fabric or glass fiber, can be repeatedly cleaned.
3, the initial effect filter is mainly used to filter more than 5μm dust particles. Materials are non-woven fabric, nylon net.