Language
Working type | Working characteristics | Machine example | Safety factor fs |
Light duty | Not often fully loaded, stable rotation with little impact | Stacker-reclaimers, truck cranes, non-port wheeled cranes | 1.00~1.15 |
middle duty | Not often fully loaded, fast rotation, impact | Tower crane, marine crane, crawler crane | 1.15~1.30 |
heavy duty | Often fully loaded, fast rotation and large impact | Grab crane, port crane, single bucket excavator, container crane | 1.30~1.45 |
extremely heavy duty | Full load, heavy impact or harsh working conditions | Bucket wheel excavators, tunnel boring machines, metallurgical cranes, offshore platform cranes | 1.45~1.70 |
Produce Name | Slewing Bearing for Excavator and Crane |
Material | 50Mn/42CrMo/C45 |
Gear Type | Internal Gear,External Gear And No Gear |
Cage Material | Nylon/ steel /copper |
Rollng elements | Steel ball / Cylinder Roller |
Features | Durable, Simple structure, low cost, Various sizes, and designs. |
Mounting hole | Through hole/Tapped hole |
Outer diameter | 240-8000mm |
Bore size | 200-5000mm |
Warranty | 1 year |
Payment Terms | L/C,T/T,Western Union |
Serivce | OEM ODM Customer Service |
Application | Excavators, Cranes, Construction Machinery,Industrial Machinery, Automated machinery |
Address
No.199 Tiantong South Road, Yinzhou District, Ningbo, China
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