Introduction to dowty retarder

The dowty retarder is a kind of equipment which uses hydraulic oil and elastomer as the medium, is installed on the rail, and contacts with the wheel through the cap of the sliding cylinder, so as to brake and decelerate the vehicle.

The dowty retarder has a series of advantages, such as no need of external energy, saving investment, safety and reliability, flexible adjustment, high degree of automation, convenient installation and maintenance, etc. using it to replace the traditional iron shoes and hand brake can greatly improve the working conditions of the marshalling station and improve the working efficiency. Therefore, it is welcomed by the railway transportation department and operators. Over the past 30 years, the dowty retarder and its speed control technology have developed rapidly in China. The dowty retarder has developed from a single variety into dozens of varieties, which are not only widely used in more than 200 stations and yards in domestic railway, metallurgy, mining, electric power, petrochemical, port and other departments,