Planetary Ball Mills
Vertical Production Planetary Ball Mill for High Throughput Powder Processing
Item Number: PP-BM20
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Product Overview
This vertical production planetary ball mill is engineered for high-throughput grinding and mixing of powders at an industrial scale. Leveraging the high-energy planetary motion principle, it rapidly reduces particle size down to the micron and sub-micron range, delivering uniform and consistent results batch after batch. The robust construction and advanced safety features make it a reliable workhorse for demanding production environments.
The equipment excels in a wide range of industries, including mining, metallurgy, ceramics, electronics, chemicals, and pharmaceuticals. It is particularly suited for processing advanced materials such as electronic ceramics, lithium battery cathode and anode powders, phosphors, rare earth polishing compounds, and various nanomaterials. Whether for R&D scale-up or dedicated manufacturing, this mill ensures product quality and process efficiency.
Designed with a heavy-duty welded steel frame, precision CNC-machined components, and an anti-resonance structure, this system guarantees stable, low-noise operation even under continuous full-load conditions. The integrated lifting and discharging system further enhances productivity by simplifying material handling. Users can depend on its durability and low maintenance requirements for long-term, trouble-free performance.
Key Features
- Heavy-Duty Welded Steel Construction: The entire frame is fabricated from thick, high-strength steel plates, precision-welded to provide exceptional rigidity and impact resistance. This ensures the equipment maintains its structural integrity and alignment even after years of continuous, high-load operation in harsh industrial settings.
- Precision CNC-Machined Drive Components: All critical mechanical parts undergo rigorous heat treatment and are manufactured using CNC machining centers. The gearbox features a sealed, groove-embedded structure with wear-resistant precision gears, delivering smooth, quiet, and reliable power transmission with minimal maintenance.
- Liquid Oil Self-Lubrication System: An advanced self-lubricating system with an easy-to-read oil level sight gauge continuously lubricates bearings and gears. This reduces friction, lowers operating noise, extends component life, and simplifies routine upkeep. The liquid oil bath runs cooler than grease, allowing extended operation without overheating.
- Integrated Lifting and Vibrating Discharge System: A combined hoist and vibration-assisted sieving mechanism enables one operator to safely lift, empty, and reload heavy grinding jars. The integrated vibrating screen separates milled powder from grinding media quickly, slashing cycle times and reducing the risk of cross-contamination between batches.
- Microcomputer Touch Screen PLC Control: The intuitive color touch screen interface provides full control over all milling parameters, including programmable forward/reverse rotation cycles, precise timer settings up to 9999 minutes, and power-off memory that recalls the last program. This ensures repeatable recipes and easy process optimization.
- Anti-Resonance Frame Design: The supporting structure is carefully engineered to dampen vibrations and avoid resonance frequencies within the operating speed range. This results in quieter operation, reduced wear on components, and enhanced stability—even at maximum rotational speeds.
- Wide Jar Compatibility: The mill accepts a broad selection of grinding jar materials and volumes, from small pilot samples to full production batches. Compatible jars include stainless steel, tungsten carbide, zirconia, alumina, nylon, PTFE, polyurethane, and agate, all available in various sizes. Standardized clamping ensures quick changeover, allowing one machine to handle diverse materials without cross-contamination.
- Enhanced Safety Features: Standard safety interlocks prevent operation when the jar cover is open, and an emergency stop button provides instant shutdown. The heavy-duty steel enclosure shields operators from rotating parts, and thermal overload protection on the motor prevents damage from excessive loads.
- Scalable Platform: Available in four standard sizes—ranging from 5.5 kW to 22 kW motor power—this series covers a wide throughput range. The consistent design across models simplifies process transfer from development to production, guaranteeing identical grinding dynamics and predictable results at any scale.
- Low Labor and Maintenance Design: Beyond the integrated lifting device, features such as the external oil fill port, easily accessible controls, and durable wear parts minimize both operator intervention and service time, keeping your total cost of ownership low.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Electronic Ceramics (MLCC, PTC/NTC) | Ultra-fine grinding of barium titanate and other dielectric powders. | Achieves consistent sub-micron particle size with minimal metal contamination, essential for reliable component performance. |
| Lithium-Ion Battery Materials | Mixing and particle refinement of lithium cobalt oxide, lithium manganese oxide, and graphite anodes. | High purity and uniform active material distribution improve electrode density and battery cycle life. |
| Phosphors and Luminescent Materials | Gentle grinding of long-afterglow phosphors, LED phosphors, and rare earth polishing powders. | Preserves luminescent properties through controlled, low-contamination processing. |
| Advanced Structural Ceramics | Preparation of high-purity alumina, zirconia, and silicon nitride powders for sintering. | Delivers nanoscale fines with narrow distribution, enabling dense, defect-free ceramic bodies. |
| Mining and Geological Samples | Pulverizing hard rock, ore, and drill core for analytical assaying. | Robust design handles abrasive materials; dust-free operation ensures sample integrity and operator safety. |
| Chemical Catalysts | Homogenization and activation of catalyst precursors, support materials, and precious metal dispersions. | Uniform particle distribution and intimate mixing boost catalytic activity and selectivity. |
| Pharmaceutical APIs and Excipients | Micronization of active pharmaceutical ingredients and controlled release formulations. | Contamination-free, temperature-controlled milling meets strict GMP and regulatory requirements. |
| Environmental and Agricultural Samples | Soil, sediment, and plant tissue grinding for trace element analysis. | Provides homogeneous, contamination-free samples for accurate ICP, XRF, and other analytical techniques. |
Technical Specifications
Model Variants and Key Parameters
| Model | Grinding Jar Rotation Speed (rpm) | Jar Seat Inner Diameter (mm) | Motor Power (kW) | Revolution Diameter (mm) | Dimensions (L×W×H mm) | Net Weight (kg) |
|---|---|---|---|---|---|---|
| PP-BM20-40 | 0~390 | 250 | 5.5 | Φ430 | 1400×880×1070 | 656 |
| PP-BM20-60 | 0~260 (1:1.5) | 275 | 7.5 | Φ490 | 1600×1070×1250 | 950 |
| PP-BM20-100 | 0~240 (1:1.5) | 326 | 11 | Φ578 | 1750×1140×1330 | 1300 |
| PP-BM20-200 | 0~215 | 460 | 22 | Φ738 | 2670×1600×2804 | 2725 |
Note: The rotation speed ratio (1:1.5) indicates the ratio between revolution and rotation speeds for those models.
Control System
| Feature | Specification |
|---|---|
| Control Interface | Microcomputer touch screen PLC with programmable logic |
| Rotation Modes | Forward/reverse alternating, with adjustable cycle time |
| Timer | User-settable from 1 second to 9999 minutes |
| Memory | Power-off memory retains the last settings for reproducibility |
Compatible Grinding Jars (Sold Separately)
The versatility of this planetary mill is extended by a comprehensive selection of grinding jars, each optimized for specific material types and purity requirements. The table below summarizes the available jar materials, their key physical properties, and typical volume ranges. Our application engineers can help you select the optimal jar and grinding ball combination.
| Jar Material | Typical Volume Range | Hardness (Approx.) | Key Advantage |
|---|---|---|---|
| Stainless Steel (304) | 50 ml – 25 L | HRC 20–30 | Economical workhorse; good for metal-tolerant samples. |
| Tungsten Carbide (WC-Co) | 50 ml – 2 L | HRA 88–93 | Ultimate wear resistance; for ultra-hard materials like carbides. |
| Zirconia (Y-TZP) | 50 ml – 5 L | HV ~1250 | High purity, low wear; ideal for battery and electronic ceramics. |
| Alumina (99% Al₂O₃) | 25 ml – 3 L | Mohs 9 | High hardness and cost-effective for ceramics and minerals. |
| Nylon (PA66) | 25 ml – 2 L | Low | No iron contamination; lightweight for soft materials. |
| PTFE (Teflon) | 25 ml – 2 L | Low | Excellent chemical inertness; for strong acids and alkalis. |
| Polyurethane (PU) | 100 ml – 1 L | Shore A 80–95 | Elastic, noise-dampening; prevents sample sticking. |
| Agate (Natural SiO₂) | 50 ml – 2 L | Mohs 7 | 100% contamination-free; analytical standard for geochemistry. |
| Vacuum/Inert-Gas (Stainless Steel) | 50 ml – 2 L | (same as SS) | Enables oxygen-free or moisture-free milling of sensitive materials. |
Additionally, a complete line of grinding balls in matching materials—stainless steel, zirconia, agate, tungsten carbide, and more—is available in diameters from 0.1 mm to 30 mm. Our team can guide you on optimal ball size distributions and ball-to-powder ratios to maximize grinding efficiency and particle size uniformity. Proper jar and grinding ball matching is critical for optimal performance. We provide complementary grinding media selection advice—please inquire.
Why Choose This Product
- Proven Industrial Durability: The welded steel frame and stress-relieved components ensure decades of reliable service. This mill is built to withstand the harshest production conditions, reducing unplanned downtime and maintenance costs.
- Exceptional Grinding Results: The high-energy planetary drive train, combined with precision speed control, delivers superior particle size reduction and mixing efficiency. Count on consistent, repeatable quality from batch to batch.
- Operator-Focused Productivity: The integrated jar handling system and intuitive touch screen control dramatically reduce manual labor and setup time. This allows your team to focus on value-added tasks while the equipment runs autonomously.
- Flexible System Architecture: With four size options and a comprehensive range of jar materials, the configuration can be tailored to your specific process—whether you need high purity, extreme wear resistance, or chemical inertness. The scalable design simplifies transitioning from R&D to volume manufacturing.
- Comprehensive Support and Expertise: We bring deep experience in powder processing and sample preparation. From application consulting and installation to training and after-sales service, our team is committed to your success.
Contact us today to discuss your industrial grinding requirements and request a customized quotation. Our experts are ready to help you configure the perfect milling solution.
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