Features            
The external bearing rollers of the filters are replaced frequently because of poor sealing, it is easy to immerse in water and cause bearing corrosion and damage. Hongda can customize internal bearing rollers or external engineering plastics bearing rollers, which has good performances of  waterproof and corrosion resistant, long service life and no need of regular maintenance and replacement.     

Technical Parameter            
●  Outside diameter runout of roller: 0.5-0.7mm            
●  Revolving resistance of roller: 3.3-3.5 N             
●  Applied in temperature: ≤ 80℃         

 
Application            
Applied on filtering equipments of chemical, cement, sintering, power, mines and other enterprises.