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 adopts high-strength steel and unique heat treatment technology, which makes ball mill trunnion have high hardness and strong impact resistance.

ApplicationCement, metallurgy, building materials and other industries
CustomizableYes, based on user's drawings
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Processing advantages

1. Professional heat treatment technology to improve the hardness and the impact resistance of ball mill trunnion.

2. CHAENG has a large casting factory and has established scientific and complete technology, production and operation management systems to ensure the product quality and delivery time.

3. Quality assurance

The fabrication route is governed by the provisions of the implemented Quality System ISO 9001:2015.

The standard documentation ensures the full traceability of every process step, including heat treatment, chemical composition test, mechanical properties test, non-destructive test and dimensional check.


Base on the requirements of customers, CHAENG selects appropriate wooden mold for modeling design, and uses CAE software to simulate the casting process. Strictly according to the process procedures to produce high-quality ball mill trunnion: wood mold - sand mould- pouring - heat preservation - out of the pit, sand cleaning - heat treatment - finishing - machining - flaw detection - packing and delivery.

ball mill trunnion casting process


ball mill trunnion shaft

ball mill trunnion head manufacturer CHAENG

Great Wall Machinery's ball mills are exported to more than 50 countries and regions, and the matched ball mill trunnion are all independently manufactured by us.

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  • Tel.:86-371-55019878

  • skype:GreatWall1958

  • WhatsApp:+8618737831240

  • Office Add: Mengzhuang Town, Huixian City, Henan Province, China