... such as GS-20CrMn5V, GB20Mn2, GB20MnV. Heat treatment of kiln tyre is accord with DIN17182. Rough machining surface will be tested ... :We provide rotary kiln critical components, such as girth gear, tyre, pinion, pinion shaft, support rollers, thrust rollers, and etc., according ... metallization at the time it reaches discharge end. rotary kiln tyre