First, when purchasing vertical roller mill, you must choose vertical roller mill manufacturers with qualified quality.

Second: when installing vertical roller mill gear, it must be carried out in strict accordance with the requirements of national regulations to ensure that the top clearance, runout and contact of large and small gears meet the specified requirements.

Third: during the subsequent operation of the gear, the working state of the gear shall be checked regularly.

When the wear reaches the upper limit, it shall be repaired or replaced in time.