Wear-resistant and Heat-resistant Castings

The wear-resistant castings mainly include track pad, wear liner, movable cone, fixed cone, dipper teeth, lip front. The wear-resistant castings have been exported to many countries and regions of the world such as Australia, Russia, the USA, South Africa, India .The heat-resistant castings include fire grate for crushed coal pressure gasifier, refining pot, reduction tank, heat-resistant plate and grate plate and etc.  

Main products:

Track pads for WK series excavators produced by the company;

Track pads for other excavators produced abroad  

Tel.: +86-351-6367015,15513281366

Email: chenxiao@tz.com.cn


We have produced al the wear-resistant castings such as track pad, dipper castings (teeth, lip shroud, lip front and so on), guide rail, dipper plug, plug socket and dipper lever and etc. for the excavators of WK series from wk-10 to wk-55.


01.The company has a high-quality technical team. Mature technology, scientific management and lean operations are available in the company with the aid of the international advanced MAGMA simulation software and a perfect quality management system.  

02.Resin sand moulding is adopted. And the first-grade standard is used for all the patterns. For all the key areas the chromite sand,  imported from South Africa, is used. In addition, the domestic best-quality crude sand, resin curing agent, paint and other raw materials are used.  

03.This kind of castings has been the regular products of our company for several decades. The casting product can be manufactured successfully just at one time thanks to the mature process, the reliable, accurate and stable technical parameters.  

04.​Thanks to high internal quality the service life of the castings has reached the international level.


During the past years, large amounts of wear-resistant and heat-resistant castings have been supplied. The track pads used for WK series excavators and other excavators have exported to more than 10 countries, such as India, Australia, Russia, the USA and Chile. Large amounts of heat-resistant castings used for coal chemical equipment has been sold to well-known enterprises  such as XINJIANG GUANGHUI Industry Investment (Group) Co., Ltd., HARBIN Coal Gasification Co., Ltd., Datang Keqi Coal Gasification Co., Ltd., Liaoning Datang International Fuxin coal natural gas Co., Ltd., Tianji Group, Shanxi Lu’an Environmental Energy Development Co Ltd., Shanxi Xianggang Group and Shijiazhuang Jinshi Chemical Co., Ltd..    



For castings, TYHI has obtanined the works approval of CCS (China classification society), LR (Lloyd's Register of Shipping - UK), DNV (Det Norske Veritas - Norway), GL (Germanischer Lloyd - Germany), ABS (American Bureau of Shipping- the USA), BV (Bureau Veritas - France) and KR (Korean Register of Shipping - Korea).