che acteastes
Compare it with the existing market products:1. swing and rotation seal design principle, can do rotation and also seal fluid to break the traditional design principle;2. The standard sealing ring is double sealed by imported star ring to ensure good sealing performance at any time,3. The internal center is eauipped with plastic bearina material carbon fiber filed Pvc has self-ubrication centering effect.4. The retaining housing and the steel bead are designed according to the rotation gap of the bearing, with smooth rotation;5. Restricted steel beads imported SUs440C high precision grade, HRc58-60, wear resistance, rust resistance is better.