Ultrafine Vertical Grinding Mill
The Ultrafine Vertical Grinding Mill is a high-performance grinding system engineered for the production of premium ultrafine powders with particle sizes from 400 to 3000 mesh. Utilizing advanced vertical roller technology with integrated multi-head classification, this mill achieves exceptional 2-micron particle content that meets the exacting standards of high-end paint, premium paper, cosmetic, and specialty chemical applications. The vertical design reduces energy consumption by 30-50% compared to ball mills, while the sealed grinding chamber and controlled airflow prevent contamination and ensure consistent product quality batch after batch.
Working Principle
Material is centrally fed onto a rotating grinding table where hydraulically loaded rollers compress it against the table surface. The combination of compression and shear forces reduces material to fine powder. Ground particles are entrained in a controlled air stream and lifted into the multi-head classifier system. Multiple rotating cage wheels precisely separate particles, with oversized material returning to the grinding table. The multi-head configuration allows simultaneous production of multiple grades or a single grade with optimized distribution. Qualified powder exits through the classifier into collection equipment.
The grinding process is precisely controlled by the integrated classification system, which separates qualified fine powder from coarse particles. Coarse particles fall back to the grinding chamber for regrinding, while fine powder is conveyed by airflow to the cyclone collector and then to the finished product silo. This closed-circuit design ensures consistent product quality and high grinding efficiency.
Key Features & Advantages
Superior 2-Micron Content
Multi-head classification produces powders with industry-leading 2-micron particle content, critical for high-end applications requiring maximum surface area and smoothness.
Hydraulic Roller Pressure
Adjustable hydraulic loading provides consistent grinding force and allows optimization for different materials and fineness targets.
Low Energy Footprint
Vertical roller grinding consumes 30-50% less energy per ton than ball mills, significantly reducing operating costs for high-volume producers.
Sealed Contamination-Free Design
Fully enclosed grinding zone prevents cross-contamination, making this mill ideal for food-grade, pharmaceutical, and cosmetic applications.
Multiple Grade Production
Independent classifier heads can produce different grades simultaneously, maximizing production flexibility.
Applications & Industry Use
This equipment is widely used across multiple industries for various powder processing applications:
- High-end paint and coating pigments
- Premium paper coating
- Cosmetic-grade mineral powders
- Specialty chemical powders
- Advanced ceramic raw materials
- Pharmaceutical excipients
Processable Materials
The versatile design of this equipment allows it to process a wide range of non-metallic minerals and industrial materials. Below are some of the most commonly processed materials. For detailed grinding solutions for each material, please visit our materials page.
Technical Specifications
The following table provides detailed technical parameters for each model in this product series. These specifications are based on standard configurations and may vary depending on material properties and specific application requirements. Contact our engineering team for customized configurations.
| Model | UFV-S | UFV-M | UFV-L |
|---|---|---|---|
| Fineness (mesh) | 400-3000 | 400-3000 | 400-3000 |
| Capacity (t/h) | 0.2-5 | 0.5-15 | 2-45 |
| Main Power (kW) | 55-90 | 90-220 | 160-400 |
Performance & Efficiency
The Ultrafine Vertical Grinding Mill is designed for maximum grinding efficiency and energy savings. The optimized grinding chamber geometry, combined with high-precision classification, ensures that energy is used effectively for particle size reduction rather than wasted on over-grinding or heat generation. Compared to conventional milling systems, our equipment typically achieves 20-30% lower power consumption per ton of finished powder.
Key performance metrics include stable fineness control with deviation less than 5%, low noise levels below 75 dB at 1 meter distance, and dust emissions below 20 mg/m3 when equipped with our pulse bag filter system. These performance characteristics make our equipment suitable for even the most demanding industrial environments and stringent environmental regulations.
Installation & Commissioning
Proper installation is critical for optimal equipment performance and longevity. Our experienced engineers provide on-site installation and commissioning services, including equipment positioning, alignment, electrical connection, piping installation, and system integration. The typical installation timeline ranges from 15 to 45 days depending on equipment model and production line complexity.
During commissioning, we conduct comprehensive performance tests including no-load test, load test, and production trial runs. We verify all performance parameters meet design specifications, calibrate control systems, train your operators on proper operation and maintenance procedures, and deliver a complete commissioning report with all test data.
Frequently Asked Questions
This mill features enhanced multi-head classification and optimized roller geometry specifically designed for ultrafine (sub-10 micron) powder production, whereas standard vertical roller mills typically target coarser outputs.
Yes. The grinding components are clad with specialized wear-resistant alloys. For highly abrasive applications, we offer enhanced wear packages with extended-life components.