According to the customer's application, LEONESSA Yancheng shall carry out protective treatment on the surface of slewing bearings.

1. Short and medium term rust prevention

The surface of all products should evenly coated with special metal anti-rust oil to ensure that the surface of the products could not been corroded during transportation and short-term storage.

2.Medium and long term rust prevention

The special anti-rust hard oil film can cover holes, teeth, inside and outside diameter surface, installation surface, can quickly form a hard waxy protective film on the product surface. The oil film is resistant to high temperature, strong adhesion, and rust for a long time.

3.Spray paint protection

We have strict process requirements for painting, which can meet the specific requirements of Liebherr, JCB and other customers. The core management point of spray paint is surface cleaning. We use the "surface tension measurement INK" and "surface salinity tester" for quantitative management of cleanliness. With temperature and humidity, dew point meter, infrared temperature meter and other environmental management. Full preparation, strict process and finished product control make the product film can reach the excellent protection life.

4.Galvanized protection

Using the principle of electrochemistry to carry out anti-corrosion, bearing after oil removal, pickling into the zinc salt solution, after connecting the electrolysis equipment, using the principle of electrochemistry to form zinc film on the surface.

5.Thermal spray zinc protection

For special applications, such as wind power and other projects, the product will be multi-layer protection, sandblasting, hot spray zinc, spray paint, etc.Durable and anticorrosive, standard quality hot-sprayed zinc provides excellent durability.

Strict control of details in the production process, strict inspection of the finished products could create a stable and excellent product performance of LEONESSA Yancheng Slew Bearing Co., Ltd.

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