Disc & Rotor Mills
Laboratory Disc Mill for Fine Sample Preparation of Hard and Brittle Materials
Item Number: PP-GE15
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Product Overview

This high-performance disc mill is an essential instrument for laboratories requiring rapid pre-grinding and fine grinding of medium-hard, hard, and brittle solid materials. Engineered for durability and speed, the equipment is designed to handle demanding sample preparation tasks, reducing bulk materials into fine particles of less than 100 microns in a matter of minutes. By utilizing a combination of pressure and frictional force, this system provides a reliable solution for material science researchers and quality control professionals who demand consistency and throughput in their analytical workflows.
The equipment is particularly well-suited for industries such as mining, geology, metallurgy, and construction materials, where the processing of minerals, rocks, and ceramics is a daily requirement. Its robust construction ensures that it can withstand the rigors of industrial lab environments while maintaining the precision necessary for sensitive downstream analysis. Whether preparing samples for XRF, XRD, or general chemical analysis, this unit offers the power and versatility needed to achieve a uniform particle size distribution across a wide range of feed materials.
Built with long-term operational reliability in mind, this unit features a heavy-duty frame and a high-torque motor assembly. The engineering focus on mechanical stability minimizes vibration and wear, extending the service life of the grinding components even when processing highly abrasive materials. Procurement teams can invest in this system with confidence, knowing it delivers the repeatability and robustness required for high-stakes industrial and research applications where downtime is not an option.
Key Features
- High-Efficiency Size Reduction: The equipment achieves extreme size reduction in remarkably short processing times, making it ideal for high-throughput laboratories where sample turnaround is a critical metric for operational success.
- Robust Grinding Mechanism: Utilizing a dual-disc design, the unit employs progressively arranged teeth that first perform preliminary crushing, followed by centrifugal movement to the outer regions for final fine grinding, ensuring a thorough and uniform result.
- Continuous Gap Adjustment: The grinding gap between the rotating and stationary discs can be adjusted continuously between 0.1mm and 7mm, allowing operators to fine-tune the final fineness according to specific application requirements and material characteristics.
- Versatile Material Compatibility: This system is compatible with grinding discs made from various wear-resistant materials, enabling the processing of diverse samples while preventing cross-contamination or excessive component wear based on the hardness of the material.
- Advanced Dust Management: Integrated with a specialized dust discharge connector, the unit prevents airborne powders from polluting the laboratory environment, protecting the health of operators and maintaining the integrity of the workspace.
- Simplified Cleaning and Maintenance: The grinding chamber is designed for easy access, allowing for rapid cleaning between batches to prevent sample carryover, which is essential for maintaining high purity in sensitive material testing.
- Substantial Processing Capacity: With a 2.5L collector capacity and the ability to accept feed sizes up to 20mm, the equipment handles larger sample volumes than standard benchtop mills, bridging the gap between laboratory scale and pilot-scale production.
- Precision Engineered Stability: The internal drive system is optimized for a consistent speed of 470rpm, providing the steady frictional force necessary for repeatable particle size reduction across different material types.
- Industrial-Grade Build Quality: The housing and internal components are manufactured from high-grade materials that resist the mechanical stresses associated with crushing hard minerals and silicates, ensuring years of trouble-free operation.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Geology & Mining | Grinding hard mineral samples like granite, basalt, and quartz for elemental analysis. | Rapidly reduces hardest ores to fine powder for consistent assay results. |
| Construction Materials | Processing concrete, building debris, and gypsum to evaluate structural composition. | High-torque performance handles abrasive aggregates without excessive wear. |
| Ceramics & Glass | Fine grinding of dental ceramics, glass, and refractory clay for material development. | Precise gap control ensures the strict particle size distribution required for sintering. |
| Environmental Science | Preparing dry soil samples and depositional sludge for heavy metal or chemical testing. | Efficiently homogenizes heterogeneous environmental samples for accurate analysis. |
| Metallurgy | Crushing and grinding coal, coke, and lime mud for quality control in smelting processes. | Fast processing allows for real-time monitoring of industrial fuel and flux quality. |
| Chemical Industry | Reducing silicates and various industrial chemicals to fine powders for synthesis. | Contamination-free grinding options maintain high chemical purity standards. |
| Dental Technology | Preparing ceramic powders and composites used in dental restorations and prosthetics. | Uniform fineness ensures superior surface finish and structural integrity of final parts. |
Technical Specifications
| Parameter | Specification for PP-GE15 |
|---|---|
| Feed Size | <20mm |
| Final Fineness | <100μm |
| Rotational Speed | 470rpm |
| Gap Setting Range | 0.1 ~ 7mm (continuously adjustable) |
| Collector Capacity | 2.5L |
| Rated Power | 1.5KW |
| Power Supply | 380V, 50Hz |
| Instrument Dimensions (WDH) | 410 * 880 * 420mm |
| Package Dimensions (WDH) | 620 * 1200 * 660mm |
| Net Weight | 136Kg |
Why Choose This Product
- Unmatched Durability: Engineered for heavy-duty industrial use, this system utilizes premium-grade components that resist the wear and tear of daily processing of hard, abrasive samples.
- Precision Engineering: The ability to continuously adjust the grinding gap ensures that researchers can achieve the exact particle size distribution required for their specific analytical techniques.
- Operational Efficiency: By combining preliminary and fine grinding into a single process, the equipment significantly reduces sample preparation time, increasing total laboratory productivity.
- Safety-First Design: With integrated dust extraction and a secure grinding chamber, the unit prioritizes a clean and safe working environment, meeting the standards of modern professional laboratories.
- Versatile Material Solutions: The availability of different grinding disc materials allows the system to be tailored to specific research needs, from mining exploration to high-purity chemical production.
For more information on how this system can optimize your sample preparation workflow or to request a quote for a customized solution, please contact our technical sales team today.
REQUEST A QUOTE
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