Production Process As a key part of the vertical mill, it is easy for grinding roller to cause severe wear during the long grinding process because of the complex composition of the raw material which often contains some hard impurities such as stone and iron. CHAENG can make all kinds of grinding rolls for vertical mill according to the drawings and sizes provided by the customers. Welcome to visit and consult! According to customer requirements, Great Wall Machinery select the appropriate wooden mold for modeling design, use CAE simulation casting before actual casting, in strict accordance with the technological process of wooden mold – modeling – smelting pouring – heat preservation –sand cleaning and out of the pit – heat treatment – rough machining and fine machining – packaging and delivery, cast supporting roller with high quality.

Customer Cases CHAENG( Great Wall machinery )provides grinding roller for the world's largest vertical mill company flsmidth from Denmark. The good product quality and service attitude won the customer’s trust, which makes the Great Wall machinery become the best suppliers in China for Denmark

Service & Surport 1. Large casting bases ensures the parts purchase of customers Great Wall machinery has its own large casting bases, and employs top talents in the industry to be the senior management personnel and technical backbone in the casting process. Now, Great Wall machinery casting base already has the comprehensive ability to provide users a series services from casting to finished products and a complete solution to the key parts. 2. Secondary inspection to ensure the long use time of spare parts Great Wall machinery make a particular process plan according to the different needs of customers, and strictly monitor each...

Our long­term strategic partners: Arcelor Mittal, Tata Group, Pohang Iron and Steel Company, Germany CCE, Japan Chiba , Shanghai Baosteel，Voestalpine