Filter seal in 25.4, 25 and 20mm used in below related equipment: 1.Chemical vertical pumps; 2.Chemical liquid filter; This Teflon bellow filter seal is in 25.4, 25 and 20mm shaft size, used in filter pumps for plating and metal finishing system, such as KUOBAO, SUPER, TI-TOWN, WORLD CHEMICAL and MIKAWA.Operating conditions:Temperature: -30~200Degree CPressure: ≤1.0MPaSpeed: ≤10m/s