Agricultural machinery and equipment is characterized by relatively dirty operating environment, high requirements on the waterproof and dustproof performance of bearing products, and can adapt to extreme conditions (such as outdoor conditions with large temperature difference or serious mud, water and dust environment can work normally. Agricultural bearing seal form mostly adopts double or three lip seal, can effectively isolate the water, dust into.

According to the installation method, the inner ring is round, square or hexagonal, and the outer ring is cylindrical or spherical.