一次性纸框过滤器 用途 抛弃型过滤器的应用非常广泛，常用于中央空调新风机组、通风系统程控交换机和计算机机房专用恒温恒湿空调. 用于空气压缩机的预过滤，洁净室的预过滤，高、中效过滤器装置的预过滤等. 产品特性 该系列过滤器主要用于过滤大粒径的粉尘颗粒 以国产无纺布、玻璃纤维及合成纤维经特殊混纺制成或化学纤维滤材，锲形折叠造型以加大过滤面积，配以纸板外框，制成板式结构。 具有价廉以及阻力小、容尘量大、易更换等优点. Disposable Frisket Filter Function: 1.It is widely used for the disposable filter in the fresh air handing units of the central air-conditioning, PBX of Ventilation System and the constant temperature and humidity close control units of computer room. 2.To pre-filter the air compressor, clean room and medium/high efficiency filter. Feature: 1.The series of filter is mainly used to filter the larger dust and particulate. 2.It is made of domestic high-class non-woven fabric, fiberglass and synthetic fiber by special blend. It also takes imported chemical fiber as filter material for wedge-shaped fold to enlarge the filtering area, meanwhile, with cardboard frame to make into post and panel structure. 3.It enjoys the following advantages: reasonable price, low resistance, large dust capacity and easy replacement. Technical parameters Specification Filtration area(㎡) Rated airflow(㎡/h) Initial resistance 24x24x4 1.2 3200 25-40 20x16x4 0.72 1800 25-40 24x20x4 1.08 2600 25-40 24x20x2 0.54 2600 25-40 24x24x2 0.6 3200 25-40 24x12x2 0.3 1600 25-40 20x20x2 0.5 2200 25-40 20x12x2 0.27 1300 25-40 12x12x2 0.15 800 25-40