Ore Processing

Ball Mill

Ball mill is a common grinding equipment, but also an important core equipment in mineral processing operations. Ball mills are suitable for grinding various ores and other materials.  They are widely used in mineral processing, building materials and chemical industries.  

Capacity: 1-80 t/h

Feeding Size: ≤20-25 mm

Discharging size:0.074-0.89 mm

Power: 18.5-430 kW

Weight: 4.6-102 Tons

Ball load: 1.5-48 Tons

Description

Ball mill is a key equipment for crushing materials after they are broken. This type of grinding mill is a mill that is loaded with a certain number of steel balls as grinding media. Ball mills are suitable for grinding various ores and other materials. They are widely used in mineral processing, building materials and chemical industries. They can be divided into two types of grinding methods: dry type and wet type. According to different discharge methods, they can be divided into two types: grid type and overflow type.
Ball Mill

Features

High performance

A new type of ball mill designed according to a new concept, using special rolling bearings as the support structure of the cylinder body.

Easy maintenance

Made of high wear-resistant materials, with a long maintenance cycle and cost savings.

Diversification of use

cement ball mill, cone ball mill, energy-saving ball mill, ceramic ball mill, intermittent ball mill, overflow ball mill, grid ball mill

Low failure rate

excellent product quality, reliable and durable, reducing customer operating and maintenance costs

Working Principle

Ball Mill
The material enters the first chamber of the mill uniformly through the feeding device through the feeding hollow shaft screw. There is a stepped lining plate or a corrugated lining plate inside the chamber, which is filled with steel balls of different specifications. The rotation of the cylinder generates centrifugal force to bring the steel balls to a certain height and then drop them, producing a heavy impact and grinding effect on the material. After the material reaches rough grinding in the first warehouse, it enters the second warehouse through a single-layer partition board, which is embedded with a flat lining board and steel balls inside. The material is further ground. The powdered material is discharged through the discharge grate to complete the grinding operation.

Techspecs

Main Technical Parameters

ModelRotate Speed (r/min)Ball Weight (t)Feedstock Size (mm)Discharge Size (mm)Capacity (t/h)Motor Power (kw)Weight (t)
φ900×180036-381.5≤200.075-0.890.65-218.54.6
φ900×3000362.7≤200.075-0.891.1-3.5225.6
φ1200×2400363≤250.075-0.61.5-4.83012
φ1200×3000363.5≤250.074-0.41.6-53712.8
φ1200×450032.45≤250.074-0.41.6-5.85513.8
φ1500×300029.77.5≤250.074-0.42-57515.6
φ1500×45002711≤250.074-0.43-69021
φ1500×57002812≤250.074-0.43.5-613024.7
φ1830×300025.411≤250.074-0.44-1013028
φ1830×450025.415≤250.074-0.44.5-1215532
φ1830×640024.121≤250.074-0.46.5-1518034
φ1830×700024.123≤250.074-0.47.5-1721036

Application & Case

Ball mills are versatile grinding equipment widely applied in multiple industrial sectors. Here are the key application fields and processed materials:

1. Industrial Applications:

Mining & Metallurgy: 

  - Ore processing (iron, copper, gold, zinc)

  - Coal pulverization

  - Precious metal extraction

Cement Industry:

  - Clinker grinding

  - Limestone/gypsum processing

Ceramics & Glass:

  - Raw material preparation (feldspar, quartz, clay)

  - Glaze production

Chemical Industry:

  - Fertilizer manufacturing

  - Pigment dispersion

  - Explosives processing

Power Generation:

  - Coal pulverization for thermal plants

  - Fly ash grinding

Advanced Materials:

  - Nanomaterial synthesis

  - Battery material processing (cathode/anode powders)

2. Processed Materials:

-Metallic Substances: Iron ore, copper concentrate, aluminum powder

- Non-Metallic Minerals: Limestone, silica sand, marble, granite

- Industrial Compounds: Cement clinker, slag, ceramics raw mix

- Chemical Products: Pesticides, dyes, carbon black

- Energy Materials:Coal, petroleum coke, biomass

- Recyclables: Electronic waste, construction debris

- Specialty Materials:Pharmaceuticals, food additives (GMP-compliant models)

Technical Advantages:  

- Dry/wet grinding modes  

- Closed-circuit grinding systems  

- Ultrafine grinding (<10μm)  

- High-hardness material processing  

- Contamination-sensitive applications (ceramic-lined models)

- Modern ball mills integrate IoT monitoring and adjustable rotation speeds (15-30 RPM) to meet diverse industrial requirements from coarse grinding to nanoparticle production.

FAQ

Choosing the right ball mill depends on factors such as material type, desired particle size, yield and operating conditions. Consider the hardness and attrition of the raw material, the desired output fineness (for example, coarse or ultra-fine grinding), and whether wet or dry grinding is required. You can provide us with detailed project requirements, and we will let professional engineers design and assemble a complete production line for you.
You will need to maintain equipment regularly, including lubricating bearings and gears, checking bushings and grinding media for wear, and checking calibrated belt tension. Clean the mill regularly to prevent material accumulation. Replace worn parts in a timely manner to avoid downtime. We will provide you with a maintenance schedule, follow these guidelines, and perform daily vibration and temperature monitoring for optimal performance.
Energy efficiency varies by design and application. Modern ball mills often have optimized drive systems (e.g., gearless or variable frequency drives) and advanced bushings to reduce power consumption. Efficiency also depends on operating parameters such as speed and material load. Get in touch with our engineers and we'll design energy saving solutions for you to minimize your operating costs.
We have a complete package of after-sales support, including remote installation guidance, sending engineers to the local installation and operator training, troubleshooting and technical support. At the same time, we provide sales of all wear parts, and can also provide design drawings of wearing parts to facilitate your local purchase or production. We will do our utmost to avoid extended downtime during replacement to ensure your productivity

Customize large scale mining equipment with affordable cost

STCrushers provides high quality and reliable mining equipment customize manufacturing service for global customers, we design the production line according to the needs of the customer's processed materials and output, and realize fully automatic production from feed to discharge.

20 years of experience


We have more than 20 years of experience in the production of large mining equipment.


Professional production and R&D team

We have an experienced production line design team to meet the processing needs of different materials.

Advanced production facilities

We have two large workshops, a variety of processing equipment and machine tools.


Competitive prices


The company strives to provide customers with preferential prices and payment methods to meet customer needs.

Send an Inquiry

If you are looking for mining equipment such as stone crushers, ball mills, rotary dryer, rotary kiln and other equipment, feel free to contact us and our team will reply within 48 hours.

Do You Have Any Questions!

Gongyi City, Henan Province, China

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