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Dry Ball Mill

Dry Ball Mill is a core grinding equipment without water participation, categorized as grinding equipment. Optimized for arid areas and low-moisture demand scenarios, it has improved sealing and ventilation structures to achieve efficient dry grinding, suitable for rough and medium grinding in metal ore, non-metallic ore and building materials fields.

Diameter:900-3600 mm

Power:18.5-1250 kW

Capacity:0.65-90 t/h

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Product Details

Dry Ball Mill is a core grinding equipment without water participation, categorized as grinding equipment. Optimized for arid areas and low-moisture demand scenarios, it has improved sealing and ventilation structures to achieve efficient dry grinding, suitable for rough and medium grinding in metal ore, non-metallic ore and building materials fields.

The main body is a high-strength steel welded cylinder with high manganese steel or high chromium liner. Equipped with energy-saving motor and hard-tooth reducer, transmission efficiency ≥95%. The feed end has a sealed feed hopper, and the discharge end is equipped with a classifying screen and vent to prevent dust leakage. Specifications range from φ1000×2000 to φ4000×6000, with capacity 3-100t/h, suitable for different production scales.

Motor drives the cylinder to rotate; steel balls are lifted with the cylinder and fall to impact and crush the feed. Meanwhile, steel balls and liners grind ore particles. The ventilation system discharges dust and heat in real time; the classifying screen screens qualified materials for discharge, and coarse materials stay in the cylinder for circular grinding.

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Product Advantage

  • Suitable for dry scenarios: No water supply needed, applicable to arid areas and low-moisture finished product requirements;

  • Energy-saving and efficient: High transmission efficiency, energy consumption 12%-18% lower than traditional equipment;

  • Good sealing: Double sealing at feed and discharge, dust emission up to standard;

  • Convenient maintenance: Liners are firmly installed, replacement cycle 8-12 months;

  • Wide adaptability: Can process coal, gypsum, iron ore and other materials.

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Product Parameters

ModelDrum speed
(r/min)
Ball load
(t)
Feed size
(mm)
Discharging size
(mm)
Yield
(t/h)
Motor power
(kw)
Total weight
(t)
Ф900×180036-381.5≤200.075-0.890.65-218.55.85
Ф900×3000362.7≤200.075-0.891.1-3.5226.98
Ф1200×2400363≤250.075-0.61.5-4.83013.6
Ф1200×3000363.5≤250.074-0.41.6-53714.3
Ф1200×450032.45≤250.074-0.41.6-5.85515.6
Ф1500×300029.77.5≤250.074-0.42-57519.5
Ф1500×45002711≤250.074-0.43-611022
Ф1500×57002812≤250.074-0.43.5-613025.8
Ф1830×300025.411≤250.074-0.44-1013034.5
Ф1830×450025.415≤250.074-0.44.5-1215538
Ф1830×640024.121≤250.074-0.46.5-1521043
Ф1830×700024.123≤250.074-0.47.5-1724543.8
Ф2100×300023.715≤250.074-0.46.5-3615545
Ф2100×450023.724<250.074-0.48-4324556
Ф2100×700023.726<250.074-0.412-4828059.5
Ф2200×450021.527<250.074-0.49-4528054.5
Ф2200×650021.735<250.074-0.414-2638061
Ф2200×700021.735<250.074-0.415-2838062.5
Ф2200×750021.735<250.074-0.415-3038064.8
Ф2400×30002123<250.074-0.47-5024558
Ф2400×45002130<250.074-0.48.5-6032072
Ф2700×400020.740<250.074-0.422-8038095
Ф2700×450020.748<250.074-0.426-90480102
Ф3200×45001865<250.074-0.4According to the process conditions630149
Ф3600×45001790<250.074-0.4According to the process conditions850169
Ф3600×600017110<250.074-0.4According to the process conditions1250198


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Product Application

  • Coal processing: Grind raw coal into coal powder for power plant generation or boiler combustion;

  • Non-metallic ore processing: Grind gypsum and talc into fine powder for building materials and coating industries;

  • Metal ore preconcentration: Rough grinding of iron ore and copper ore in arid areas for subsequent separation;

  • Refractory materials: Grind bauxite and other raw materials to make refractory bricks.

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E-mail
info@chinashunzhi.com