The slewing arm davit is mainly used for lifting and lowering a boat/raft , and also for other types of raft davit. It have the functions of electrical(manual) hoisting, gravity lowering, hydraulic slewing (Oils fed from the pump station or accumulator/manual pump). It is provided with lowering an Read More

Service Factors To determine if a Slewing Ring bearing is appropriate for an application, a SERVICE FACTOR is applied. Refer to the table below for a guide to the service factor to apply to your application. The load rating curves shown in this catalog are approximate, and represent an application s Read More

China slewing bearing has been developing from a poor situation to sprung up across the country after more than 30 years development. Through the introduction of German Rothe Erde designing and manufacturing technology in 1985, Xuzhou slewing bearing factory was established, and the large bearing p Read More

1.The bearing capacity curve of the slewing bearingEach type of slewing bearing of product samples has a corresponding load-carrying capacity curve, and the graph can help the user to select the slewing bearing preliminarily.There are two types of curve, one is the static curve (①line), the maximum Read More

A slewing bearing is a rotational rolling-element bearing or plain bearing that typically supports a heavy but slow-turning or slow-oscillating load, often a horizontal platform such as a conventional crane, a swing yarder, or the wind-facing platform of a horizontal-axis windmill. Slewing bearin Read More

Spring comes after winter, discarding old year and bringing in new year. At 13:30 10 February, 2018, Annual Meeting of Xuzhou Wanda Slewing Bearing Co., Ltd. was held. General manager Mr. Zhengkun Xu, Chief engineer Mr. Zhengmao Xu, other leaders and all staff gathered together to enjoy the happy an Read More