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Ball mill trunnion

Weight: > 1 Ton

Material: Cast steel ZG230-450

Application: Cement, metallurgy, building materials, and other industries

Customizable: Yes, as customer's drawings

Process introduction

The ball mill trunnion is a key part to support and connect the cylinder and is also the inlet and outlet channel of the material.

CHAENG can make various types of ball mill trunnions according to the drawings and sizes provided by the customers. Welcome to visit and consult!

According to customer requirements, CHAENG selects the appropriate wooden mold for modeling design, and uses 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, produce high-quality ball mill hollow shafts.

ball mill head process

Product advantages

1. The hardness is 30% higher than that of the peers

CHAENG uses unique heat treatment technology to improve the hardness of the hollow shaft and enhance the impact resistance.

2. Life expectancy is 50% higher than that of peers

The hollow shaft made by CHAENG uses high-strength steel. In the early stage of the casting, professional engineers also optimize the process of the hollow shaft according to the operation characteristics of the ball mill which ensures stability in the long run and prolong the service life of the components.

3. Short production cycle

CHAENG has the strong strength of steel casting, which can produce large quantities of hollow shafts and other parts. The casting cycle is short and the output is large.


The ball mills produced by CHAENG have been exported to more than 50 countries and regions such as Russia, the United States, and India. The hollow shaft in the ball mill is all independent production and can be customized according to the customer's drawings.

 ball mill trunnion price

CHAENG cement mill trunnion


Why choose CHAENG?

Reason 1: More than 10 casting patents

Reason 2: The maximum capacity of the furnace can reach 30 tons

Reason 3: Professional casting team and modern casting workshop


Founded in 1958 and located in Xinxiang, Henan province, CHAENG has 60-year experience in equipment manufacturing with an area of 330,000 m2 and 1 billion RMB of annual production value. The company is specialized in manufacturing ball mill, rotary kiln, vertical roller mill, large steel casting and can undertake the EPC projects of cement production lines, active lime production lines, blast furnace slag/ steel slag/ nickel slag grinding plants. Its products are sold to more than 50 countries and regions in Southeast Asia, Central Asia, South Asia, North America, South America and Europe.

Our long-term strategic partners: Arcelor Mittal, Tata Group, Pohang Iron and Steel Company, Germany CCE, Japan Chiba, Shanghai Baosteel, Voestalpine and Aosen steel.


Auxiliary Equipment

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Ball mill Ball mill
Cement Production Line Cement Production Line
Girth Gear Girth Gear
Ball Mill Liner Ball Mill Liner

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