
The AGICO Company's long cylinder ball mill is an extremely effective piece of machinery made especially for high-fineness grinding needs. Its designed structure allows for step-by-step fine grinding of materials, with a cylinder length-to-diameter ratio of ≥4. The interior is often separated into two to four compartments. This machinery is extensively utilized in sectors including chemical engineering, cement, and mineral processing. It is especially well-suited for continuous production lines that demand high processing capacity and consistent product fineness. The long cylinder ball mill, which combines wear-resistant technology with AGICO's in-house developed transmission system, guarantees that the output particle size can reach 45-150 microns (configurable) while consuming roughly 15-20% less energy. For contemporary industrial grinding systems, it is the perfect option.
Products Specification

The AGICO long cylinder ball mill significantly increases volume by 12% and lays the foundation for ongoing large-scale production thanks to its distinctive cylinder form and length-to-diameter ratio (≥4). The machine's main components, which are made of cast steel and feature changeable linings, are perfected to ISO standards and provide consistent power. The equipment comes with highly efficient double-row radial spherical roller bearings as standard, which reduce frictional resistance and ensure stable, uninterrupted operation for twenty-four hours. Our long cylinder ball mill offers reliable technical support and outstanding dependability. Greetings from your selection.
FEATURE
Using a multi-compartment structure and a graded liner design allows for more sensible distribution of steel balls and materials.
FEATURE
The inside of the cylinder is lined with high-chromium alloy plates, which are more than 2.5 times as resistant to wear as ordinary manganese steel.
FEATURE
There is support for both dry and wet operation modes. Grid plates or overflow discharge devices are optional.
| Model (mm) | Capacity (t/h) | Output Size (mm) | Rotation Speed (r/min) | Grinding Media Load (t) | Motor Power (kW) | Weight (t) |
| φ2200×7000 | 15 - 28 | 0.074 - 0.4 | 21.7 | 35 | 380 | 62.5 |
| φ2200×7500 | 15 - 30 | 21.7 | 35 | 380 | 64.8 | |
| φ2400×3000 | 7 - 50 | 21 | 23 | 245 | 58 | |
| φ2700×4000 | 22 - 80 | 20.7 | 40 | 380 | 95 | |
| φ2700×4500 | 26 - 90 | 20.7 | 48 | 480 | 102 | |
| φ3600×8500 | 45.8 - 256 | 18 | 131 | 1800 | 260 | |
| φ4000×6000 | 65 - 248 | 16.9 | 146 | 1600 | 242 | |
| φ4500×6400 | 84 - 306 | 15.6 | 172 | 2000 | 280 | |
| φ5030×8300 | 118 - 500 | 14.4 | 266 | 3300 | 403 | |
| φ5500×8500 | 148 - 615 | 13.8 | 338 | 4500 | 525 |
Why Choose Us
Core strengths
Choose the plan that suits you best.
Technical support
We offer specialized solutions based on grinding experiments, utilizing the R&D capabilities of Luoyang Building Materials Architectural Design & Research Institute (LCDRI).
Energy efficiency performance
1.2–1.8 kWh/t less power is used per unit of product when compared to conventional equipment.

Manufacturing capacity
To guarantee transmission precision, CNC gear processing facilities are used, and the cylinder body welds are 100% inspected for flaws.
Service support
We provide EPC general contracting services that include operator training, basic design, installation, and commissioning.
Honor and qualification
Official certification, professional after sales service.





FAQ
Q: Which materials may be processed in a long cylinder ball mill the most effectively?
A: It works especially well with materials that need to be finely ground to 45–150 microns, like slag, metal ores (like copper and iron ore), and cement clinker. It is advised to set up specific liners for materials that are resistant to wear, like quartz sand.
Q: What is the duration of the equipment supply cycle?
A: While the customized design takes an extra 15 to 20 days, the regular model typically takes 45 to 60 days. The period can be reduced to 35 days if essential parts (such big gears) are available.
Q: Is there a service for installation guidance?
A: AGICO provides expert on-site installation supervision services, such as transmission system calibration, main unit hoisting and positioning, and foundation acceptance. It may simultaneously train three to five operation engineers for clients.
Q: How can the output material's fineness be guaranteed to remain stable?
A: Adopting the AGICO intelligent control system is advised. The fineness variation can be managed within ±5% of the desired value and the feeding rate can be automatically changed through real-time monitoring by an online particle size analyzer.
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