Slewing often used in different industries, although widely used, but we still want to know how to slewing, okay?
Orson Xuzhou Slewing description: slewing ring has a high quality of protection, roller bearing slewing ring to withstand mechanical steering force, so strict rules slewing ring must reach a certain size, if any, does not reach the required product is not for sale . While slewing start small friction coefficient, consumption is small, can be applied in hot or cold places, and there are very high hardness.
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