Mechanical seal manufacturer According to and using technical requirements

1. The radial runout of the main shaft for installing the seal should be ≤ 0.04mm (0.06mm), and the axial displacement should be ≤ 0.3mm, and the corresponding parts of the processing shaft and stationary ring seat should be installed according to the standard requirements.

2. All parts and components of the seal chamber, shaft and mechanical seal shall be cleaned and free of pollution, bump and scratch, especially to prevent impurities, dust and particles from entering the seal chamber.

3. Collision and rough knocking are strictly prohibited during installation, and the friction pair surface should be absolutely clean.

4. The stationary ring gland must have sufficient strength. Tighten the screws evenly during installation to ensure that its end face is perpendicular to the axis.

5. After installation, gently press the ring with your hand, which should be flexible and flexible, and the manual turning gear should operate freely.

6. Carry out static pressure test and observe whether there is leakage.

7. Check whether there is abnormal sound during startup and test run

8. When the service temperature exceeds 80 ℃, forced circulation shall be used to cool the seal.

9. The sealing pipeline must be kept unblocked and dry friction is strictly prohibited.