... but also reduce its noise.6. Our blower bearing is introduced from Japan. There are two ... our accessories are imported, such as NSK Bearing, imported Gear, and Gates triangle belt and ... life. The blower bearing what we used are all double-row and Self-aligning bearing.11. The blower ... broken because of oil leakage.15. Bearing:Our bearing are doulbe-line bearing, can adjust the concentricity, and ...