Paper frame primary filter is a very common primary filter, mainly used to filter dust particles above 5μm, according to the cleanliness of the environment, generally need to be replaced within one to six months.
Generally use high-strength die-cut cardboard as the frame, high-quality pleated domestic fiber as the filter material and lined with single-sided metal mesh, which has the characteristics of beautiful and durable appearance. The performance indicators of our initial effect paper frame filters can be reached or surpass similar products of imported filters.
It has a wide range of applications, most commonly used in program-controlled switchboards and constant temperature and humidity air conditioner for computer room, in various combined air conditioning units and ventilation systems, as well as large transportation hubs such as airports.
The primary effect paper frame filter generally uses high-strength touch-cut cardboard as the frame, and the high-quality pleated domestic fiber as the filter material and lined with a single-sided metal mesh. It has the characteristics of beautiful and durable appearance. The performance indicators of our primary-efficiency paper frame filters can reach or exceed similar products of imported filters.
The standard size is generally 595*595*46mm or 290*595*46mm, and the thickness is generally 90mm(4”), 46mm(2”), 20mm(1”).