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Help Center20 TPH Mineral Grinding Ball Mill With Classifier
Product Spotlights
2.Low maintenance cost
3.Low over-grinding rate
4.Full line intelligent monitoring
5.High material utilization
6.Customized grinding fineness
7.Industrial large-scale production support
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1. Product Description
This professional 20 TPH mineral grinding ball mill integrated with classifier is a standardized medium-capacity closed-circuit grinding system optimized for universal mineral beneficiation pretreatment, focusing on solving unstable hourly output, uneven grinding fineness and low mineral monomer liberation rate that restrict process stability and recovery efficiency in medium-scale mineral processing plants. Various natural minerals feature diverse hardness, complex symbiotic structures and variable embedding fineness, requiring matched constant-capacity closed-circuit grinding equipment to maintain consistent beneficiation feed quality. Conventional single ball mill units lack precise particle size screening functions, easily causing coarse particle residue, excessive fine mud accumulation and circulating load imbalance under continuous 20-ton operating conditions, resulting in fluctuating downstream separation indicators and restricted plant processing capacity. This 20 TPH mineral grinding ball mill with classifier takes rated medium throughput, precise closed-circuit particle size control and universal mineral adaptive grinding as core advantages, specially designed for 20 tons per hour stable fine grinding pretreatment of metal ores, non-metal ores and polymetallic symbiotic ores. It adopts a complete integrated configuration of high-precision classifier and customized ball mill host, forming an independent self-balanced grinding circuit for medium-scale concentrators. It can be perfectly matched with upstream crushing and screening systems and downstream flotation, gravity separation, magnetic separation and leaching beneficiation processes. With accurately calibrated medium-capacity parameters and flexible adaptive grinding logic, the system maintains long-term stable 20 TPH continuous operation, fully dissociates valuable mineral monomers from gangue impurities, and provides reliable standardized grinding pretreatment guarantee for stable, efficient and low-cost production of medium-sized mineral processing projects.
2. Working Principle
The 20 TPH mineral grinding ball mill with classifier adopts closed-circuit circulating collaborative grinding and precise mineral liberation principle, realizing stable rated medium-capacity grinding and uniform particle size output for diversified mineral beneficiation. Pre-crushed qualified mineral raw materials are stably and quantitatively delivered into the grinding cylinder through a constant feeding system calibrated for 20 TPH rated throughput. Driven by the low-fluctuation stable transmission system, the cylinder operates continuously under rated load and drives scientifically graded grinding media to generate uniform impact, extrusion and shearing force. It performs balanced progressive fine grinding on bulk ore particles, fully stripping and dissociating symbiotic valuable minerals from gangue impurities without producing excessive harmful fine mud or retaining locked coarse particles. The uniformly ground ore slurry is continuously transported to the matched high-precision classifier for strict particle size classification and screening. Unqualified coarse particles with undissociated mineral intergrowths are automatically returned to the ball mill chamber for cyclic regrinding, while qualified fine slurry meeting beneficiation fineness standards is stably discharged at rated 20 TPH capacity for subsequent mineral separation procedures. Through accurate linkage adjustment of feeding volume, mill rotating speed and classifier operating parameters, the entire closed-circuit system maintains balanced circulating load, stable throughput and consistent slurry quality. Finally, high-uniformity, full-liberation and beneficiation-friendly mineral feed is steadily output, achieving standardized one-stop grinding pretreatment for medium-scale industrial mineral processing lines.
3. Core Features
Stable 20 TPH Rated Medium Throughput: Centrally optimized for medium-scale mineral plant production demands, the integrated grinding and classification system adopts factory-calibrated medium-capacity parameters and power matching scheme. It eliminates output fluctuation and load instability of ordinary grinding equipment, realizing long-term continuous and stable 20 tons per hour circulating grinding operation.
Precise Classifier Closed-Circuit Control: The matched high-precision classifier forms a self-balanced closed-circuit grinding loop with the ball mill. It accurately screens unqualified coarse particles and controls finished particle size distribution, effectively solving the problems of incomplete dissociation and fine mud disorder, ensuring uniform and stable beneficiation feed quality.
Universal Mineral Adaptive Grinding Performance: The flexibly adjustable grinding fineness and classification parameters adapt to various mineral types, including sulfide ores, oxide ores and non-metallic minerals with different hardness and embedding characteristics. It perfectly meets diversified pretreatment requirements of different beneficiation processes with strong universal applicability.
Balanced Operation & Low Process Fluctuation: The collaborative operation of ball mill and classifier stabilizes internal circulating load and avoids process deviation caused by unbalanced grinding. It effectively reduces equipment operation failure rate, improves overall system operation rate, and maintains long-term stable and standardized production of medium-scale concentrators.
Low Comprehensive Operation Cost & High Cost-Efficiency: The optimized balanced grinding structure reduces unit ore energy consumption and vulnerable parts wear. Precise closed-circuit classification avoids repeated grinding waste and resource loss, lowers daily maintenance workload and production fluctuation losses, and comprehensively improves the long-term economic benefits of medium-scale mineral processing projects.
4.Technical Specification
| Model | Cylinder RPM (r/min) | Ball Load (t) | Feeding Size (mm) | Discharging Size (mm) | Capacity (t/h) | Motor Model | Power (kW) | Weight (t) |
| MQG600*1800 | 45.5 | 0.5 | ≤ 10 | 0.074-0.5 | 0.2-0.5 | Y160M-6 | 7.5 | 2.5 |
| MQG900*1800 | 38 | 1.8 | ≤ 20 | 0.074-0.6 | 0.8-2 | Y180L-6 | 15 | 5.8 |
| MQG900*3000 | 37.4 | 2.7 | ≤ 20 | 0.074-0.3 | 0.8-3 | Y200L2-6 | 22 | 7.5 |
| MQG1200*2400 | 32 | 4.8 | ≤ 25 | 0.074-0.6 | 1.5-4 | Y225M-6 | 30 | 9.8 |
| MQG1200*4500 | 30 | 5.2 | ≤ 25 | 0.074-0.6 | 1.5-6 | Y280S-6 | 45 | 13.2 |
| MQG1300*4000 | 36 | 5.8 | ≤ 25 | 0.074-0.6 | 2-6 | Y280S-8 | 45 | 14.8 |
| MQG1500*3500 | 28.8 | 8.3 | ≤ 25 | 0.074-0.6 | 3-6 | YR280M-8 | 90 | 17.6 |
| MQG1500*4500 | 28.8 | 10 | ≤ 25 | 0.074-0.4 | 4-8 | JR125-8 | 95 | 22.3 |
| MQG1500*5700 | 28.8 | 12 | ≤ 25 | 0.074-0.4 | 5-10 | JR126-8 | 110 | 26.7 |
| MQG1500*6400 | 28.8 | 13 | ≤ 25 | 0.074-0.4 | 8-12 | JR127-8 | 130 | 29.2 |
| MQG1830*3600 | 24.5 | 12 | ≤ 25 | 0.074-0.4 | 5-10 | JR127-8 | 130 | 31.4 |
| MQG1830*5400 | 24.5 | 15 | ≤ 25 | 0.074-0.4 | 5-20 | JR137-8 | 210 | 33.6 |
| MQG1830*6400 | 24.5 | 19 | ≤ 25 | 0.074-0.4 | 6-25 | JR137-8 | 210 | 36.5 |
| MQG1830*7000 | 24.5 | 20 | ≤ 25 | 0.074-0.4 | 8-30 | JR138-8 | 245 | 39.6 |
| MQG2100*3600 | 24.1 | 21 | ≤ 25 | 0.074-0.6 | 8-20 | YR355L1-8 | 210 | 43.2 |
| MQG2100*4500 | 24.57 | 26 | ≤ 25 | 0.074-0.6 | 8-35 | JR138-8 | 280 | 53.6 |
| MQG2200*3600 | 21.8 | 22 | ≤ 25 | 0.074-0.6 | 9-25 | JR138-8 | 245 | 47.8 |
| MQG2200*4500 | 21.4 | 27 | ≤ 25 | 0.074-0.6 | 10-30 | JR138-8 | 280 | 54.7 |
| MQG2200*7500 | 21.8 | 35 | ≤ 25 | 0.074-0.6 | 10-40 | JR158-8 | 380 | 68.4 |
| MQG2200*9000 | 21.4 | 36 | ≤ 25 | 0.074-0.6 | 10-45 | JR1510-8 | 475 | 76.5 |
| MQG2400*3600 | 21.26 | 26 | ≤ 25 | 0.074-0.6 | 10-40 | JR138-8 | 280 | 63.8 |
| MQG2400*7000 | 21.8 | 36 | ≤ 25 | 0.074-0.6 | 10-45 | JR1510-8 | 475 | 82.4 |
| MQG2400*8000 | 21.8 | 42 | ≤ 25 | 0.074-0.6 | 13-50 | JR630-8 | 560 | 85.7 |
| MQG2400*10000 | 21 | 65 | ≤ 25 | 0.074-0.6 | 15-60 | YR560-8 | 710 | 88.6 |
| MQG2600*8000 | 19.6 | 52 | ≤ 25 | 0.074-0.6 | 16-70 | JR1512-8 | 630 | 97.8 |
| MQG2700*3600 | 21.4 | 39 | ≤ 25 | 0.074-0.4 | 13-75 | JR158-8 | 380 | 86.8 |
| MQG2700*4500 | 21.4 | 43 | ≤ 25 | 0.074-0.4 | 13-90 | JR1510-8 | 475 | 91.8 |
| MQG3000*5400 | 19 | 58 | ≤ 25 | 0.074-0.6 | - | TDMK-30 | 630 | 119.7 |
| MQG3000*9000 | 18.3 | 78 | ≤ 25 | 0.074-0.4 | 20-90 | YR1000-8/1180 | 1000 | 152.4 |
| MQG3000*11000 | 18 | 100 | ≤ 25 | 0.074-0.6 | 30-90 | YR6306-8 | 1120 | 166.7 |
| MQG3200*3600 | 18.6 | 56.5 | ≤ 25 | 0.074-0.6 | 20-80 | YR6302-8 | 630 | 127.4 |
| MQG3200*4500 | 18.6 | 65 | ≤ 25 | 0.074-0.6 | 20-90 | YR6302-8 | 800 | 138.6 |
| MQG3200*5400 | 18 | 72 | ≤ 25 | 0.074-0.6 | 30-100 | YR1000-8 | 1000 | 146.7 |
| MQG3200*9000 | 18 | 85 | ≤ 25 | 0.074-0.6 | 30-100 | YR6302-8 | 1250 | 168.6 |
| MQG3600*4500 | 18 | 86 | ≤ 25 | 0.074-0.6 | 30-100 | YR6302-8 | 1250 | 158.7 |
| MQG3600*6000 | 18 | 117 | ≤ 25 | 0.074-0.6 | 45-180 | - | 14000 | 195.6 |
| MQG4000*6000 | 16.9 | 145 | ≤ 25 | 0.074-0.6 | 60-230 | - | 1800 | 221.7 |
| MQG4500*6000 | 15.6 | 180 | ≤ 25 | 0.074-0.6 | 80-300 | - | 2300 | 269.6 |
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