Luoyang Longda Bearing Co., Ltd. is a professional in manufacturing various types of large and extra large slewing bearings ranging from OD 300mm to 6300mm. We will introduce ourselves from the following 4 points.1. Types. Our manufacturing types include:Single-row four-point contact ball slewing bearing;Doube row ball slewing bearing;Double row roller slewing bearing;Crossed cylindrical roller slewing bearing;Crossed taper roller slewing bearing;Three-row cylindrical roller slewing bearing;Ball and cylindrical roller combination slewing bearing.2. Equipments and technical support:We have 1.5m, 2.5m, 3.5m, 5m and 6.3m vertical lathes; 4m gear milling machine; drilling machines and other lathes. The largest outside diameter for heat treatment is 8000mm.Also, we have experienced designers, experts and skilled workers. These equipments and men can assure our high quality.3. Export experience:We have rich export experiences. Our bearings have been exported to a lot of countries, such as Czech Republic, UK, Norway, Italy, Germany, France, Turkey, Israel, Brazil, India and Thailand. We have established good cooperation with our customers. 4. Quality control:We fulfill strict process control and prepare complete documentation for traceability:Raw material certification;Forging part certification;Heat treatment certification;Ultrasonic testing (if need);Seal physical and chemical testing report;Gear milling report (if with gear0:Final dimensional inspection report.Welcome to contact us immediately for more detailed information.
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