1.Two precision imported deep groove ball bearings support, stable rotation;;
2. Mechanical seal design structure to reduce the influence of pressure changes on the sealing surface and prolong the service life;
3.The standard product uses a friction seal pair of silicon carbide and cermet for a long life;
4.Brass housings and stainless steel shafts can be used for extended periods of time under complex conditions;
5.The housing is provided with an observation hole to observe the leakage and friction;