Luoyang Jiawei Bearing Manufacture Co ., Ltd . is a professional slewing bearing manufacturer (diameters from 200mm to 5,500mm ) , specializing in the design , manufacture and sale of slewing bearings , heavy and large bearings , special used bearings , and non-standard bearings . Our products always on a advanced level in the fileds of slewing bearing and special used bearing . Slewing products series : Four-point contact ball slewing bearings Double-row angular contact ball slewing bearings Crossed cylindrical roller slewing bearings Three-row roller slewing bearing Ball and roller combination slewing bearings Ball / roller bearing Application : widely used in mining , metallurgy , , chemical industry ，constrction machinery , wind power , port machinery , aerospace or some other fields.

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