Which slewing bearing is the best in Pingdu City 131.40.4000.402?

Pingdu City 3...Which slewing bearing is the best/ ' (3,3,3) - The slewing bearing needs to be installed according to the rules and has certain requirements. If the installed nail is too high Or it is too low, it will affect the normal work. Today, the editor will briefly introduce to you some main points when installing the slewing bearing:
/ ' (3,3,3) -, the slewing bearing bracket is flat, There must be no instability.
/ ' (3,3,3) - The bracket of the slewing bearing must be rust-proof, anti-corrosion, electroplating and other treatments.
/ ' (3,3,3) -: The base surface of the slewing bearing bracket and the installation plane must be clean and free of any debris, otherwise it will affect the sensitivity and flexibility of the slewing bearing.
/ ' (3,3,3) - The slewing bearing bracket must have sufficient strength and hardness to support the entire mechanical work.
/ ' (3,3,3) - There cannot be too much error between the slewing bearing brackets. Generally, the error is controlled within .
/ ' (3,3,3) - In short, when installing the slewing bearing, do not be careless. You must master the relevant knowledge. The error within the acceptable range is acceptable but the error cannot be amplified. In this way This may cause the entire work to be delayed.