Shandong China Coal Import & Export Co., Ltd.

The outer dowty retarder does not contact the wheel flange, and does not grind the wheel flange of the locomotive, reducing the workload of washing and repairing the locomotive and avoiding the troubl

The dowty retarder, which was born in Harbin in the last century, is an important innovation of my country’s railway speed control equipment. However, this dowty retarder is installed on the inner sid

After the dowty retarder speed control system is put into use, it is necessary to improve the maintenance quality of the entire dowty retarder speed control system.

The deceleration item is installed on the steel rail to perform work, and the basis of its work is the steel rail. But the top plan of the dowty retarder.

Because many factors work together to cause accidents, in order to reduce vehicle accidents, first, when installing the dowty retarder, try to choose the correct dowty retarder model and adopt the cor

It turns out that this is the legendary dowty retarder, which is installed on the rail and contacts the wheels by sliding the cylinder cap head to brake and decelerate the freight vehicle.