Ball mill

Tongli Steel slag Ball Mill

Tongli slag ball mill is an industrial equipment for processing steel slag, mainly used to grind steel slag into the required fineness for recycling and reuse. Steel slag is a by-product of steel production, and its main components include iron oxide, calcium oxide and other metal oxides. The steel slag ball mill grinds steel slag through the friction between the grinding balls and the steel slag, and is widely used in building materials, metallurgy, environmental protection and other fields. The steel slag ball mill is mainly composed of a grinding cylinder, grinding balls, a transmission device, a feeding system, a discharging system and a screening device. The grinding cylinder is equipped with grinding balls, which are ground with the steel slag through the rotating grinding cylinder. The steel slag ball mill is an efficient industrial equipment, which is widely used in the grinding and reuse of steel slag. Its main features include high efficiency, strong adaptability, stable operation and energy saving and environmental protection. Through the above data, we can better understand the performance and application scope of the steel slag ball mill, and help users choose the right equipment to meet production needs.

edge drive steel slag ball mill by tongli  heavy machinery profile picture

TONGLI Steel slag Ball Mill

A MACHINE YOU CAN DEPEND ON!

"Tongli Steel Slag Ball Mill: Engineered for Efficiency and Stability in Any Condition."

Grinding ball configuration

Grinding balls of different diameters are used, and they are selected according to the hardness and particle size requirements of the steel slag to optimize the grinding effect.

Dust cleaning system

Tongli steel slag ball mill is equipped with an efficient dust cleaning system to ensure that dust does not adhere to the filter bag and improve the dust removal efficiency of the equipment.

Discharging system

The discharging fineness of Tongli steel slag ball mill can be adjusted to between 0.1 mm and 1 mm to meet different production requirements.

ModelCylinder Speed (r/min)Ball Load (t)Feeding Size (mm)Discharge Size (mm)Output (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<250.074-0.4As per process conditions630149
Ф3600×45001790<250.074-0.4As per process conditions850169
Ф3600×600017110<250.074-0.4As per process conditions1250198
Ф3600×850018131<250.074-0.445.8-2561800260
Ф4000×500016.9121<250.074-0.445-2081500230
Ф4000×600016.9146<250.074-0.465-2481600242
Ф4000×670016.9149<250.074-0.475-2521800249
Ф4500×640015.6172<250.074-0.484-3062000280
Ф5030×640014.4216<250.074-0.498-3862500320
Ф5030×830014.4266<250.074-0.4118-5003300403
Ф5500×850013.8338<250.074-0.4148-6154500525

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FAQ

1. What is the Working Principle of a Steel Slag Ball Mill?

The feeding system of the steel slag ball mill delivers steel slag into the mill cylinder at a predetermined size and quantity. This system typically includes a feed hopper and conveying devices to ensure the steel slag enters the cylinder uniformly. The cylinder, the core component of the ball mill, is usually a horizontally placed cylindrical structure. It is driven to rotate by a motor and a reducer. As the cylinder rotates, centrifugal force is generated, carrying the grinding balls and steel slag towards the cylinder wall. The cylinder contains a significant number of grinding balls, which may be made of steel, cast iron, or other wear-resistant materials. Under the influence of centrifugal force, these balls roll and tumble along the cylinder wall. Through collision, friction, and squeezing, the grinding balls continuously crush the steel slag particles.

The interaction between the grinding balls and steel slag within the cylinder results in the gradual reduction of steel slag particle size. The steel slag ball mill is often equipped with a classification device, such as a spiral classifier or a cyclone separator, to separate finely ground slag powder from unground slag. This device sorts the materials based on particle size, ensuring only materials that reach the desired fineness are discharged.

Finely ground steel slag is discharged through the discharge system at the opposite end of the mill cylinder. The discharge system is designed to ensure smooth outflow and prevent clogging. To maintain efficient operation and grinding performance, the steel slag ball mill is equipped with a dust removal system, such as a pulse jet device, to clean the dust on filter bags and ensure effective dust extraction. Through this process, the steel slag ball mill efficiently reduces the particle size of steel slag, making it suitable for various applications.

2.How to Increase the Output of a Steel Slag Ball Mill?

Increasing the rotational speed of the mill cylinder can enhance the centrifugal force acting on the grinding balls, thereby improving the grinding efficiency. However, excessively high speeds may lead to excessive wear of both the grinding balls and the cylinder, so a balance must be found between increased speed and equipment safety. Adjusting the filling rate of grinding balls within the cylinder can also impact the mill's output. Appropriately increasing the amount of grinding balls can enhance grinding efficiency, but too many balls can increase the load on the mill, potentially affecting its normal operation.

Selecting the right specifications for the grinding balls is crucial. Generally, larger grinding balls are suitable for processing harder steel slag, while smaller balls are better for finer grinding. By adjusting the diameter and material of the grinding balls, the grinding effect and output can be improved. Using wear-resistant materials for the grinding balls, such as high-chromium cast iron balls or steel balls, can extend their lifespan, reduce the frequency of replacements, and thereby increase the working time and output of the equipment.

Ensuring uniform feeding of steel slag can prevent internal overload or material blockage within the mill. Utilizing a uniform feeding system can boost production efficiency. Pre-treating the steel slag before it enters the mill, such as through crushing or screening, can reduce the mill's load and improve grinding efficiency.

3. How to Maintain a Steel Slag Ball Mill?

1. Inspect and Replace Internal Liners
Regular Inspections: Routinely check the wear condition of the internal liners of the mill cylinder for cracks, detachment, or excessive wear.
Timely Replacement: Based on inspection results, replace or repair the liners promptly to prevent further wear.

2. Monitor Grinding Balls
Wear Checks: Regularly assess the wear of the grinding balls to ensure that their diameter and quantity meet production requirements.
Timely Addition and Replacement: Add or replace grinding balls as needed to maintain effective grinding performance.

3. Bearing and Lubrication System
Bearing Inspections: Regularly check the operational status of bearings and the condition of the lubrication system.
Lubrication Maintenance: Ensure that lubrication oil is sufficient and uncontaminated. Replace the oil as needed and clean or replace the filters in the lubrication system to ensure adequate bearing lubrication.

4. Cleaning and Dust Removal
Interior Cleaning: Regularly clean out dust and residual grinding materials from inside the mill cylinder. Check the discharge system for any blockages.
Dust Removal System: Inspect and clean the filter bags or cartridges of the dust removal system to ensure effective dust extraction.

5. Real-Time Monitoring
Use Monitoring Systems: Employ monitoring systems to track the operational status of the equipment, including temperature, vibration, and noise.
Data Analysis: Regularly analyze monitoring data to promptly identify and address anomalies to avoid equipment failure.

6. Documentation and Maintenance Procedures
Detailed Records: Keep detailed records of each maintenance and repair activity, including inspection items, repair actions, and replaced components.

Follow Manufacturer Guidelines: Refer to the equipment's operation manual and maintenance guide, and follow the manufacturer's recommended maintenance procedures.

By adhering to these maintenance practices, the operational efficiency and lifespan of the steel slag ball mill can be significantly improved.

4. What is the Application Scope of a Steel Slag Ball Mill?

Steel slag ball mills can grind steel slag into fine powder, which can be used as a mineral admixture in cement production, enhancing the strength, durability, and crack resistance of the cement. The powder can also be used as an aggregate in concrete, improving its performance. As a by-product of steel production, steel slag can be ground into fine powder and reused in steel production.

Additionally, steel slag powder can serve as an auxiliary material in ore extraction, improving extraction efficiency. The ball mill can also crush and process discarded steel slag, reducing environmental impact. Steel slag powder can be used as a raw material in fertilizer production to enhance its effectiveness. It can also be used as an additive in various construction materials, improving their physical and chemical properties.

The application scope of a steel slag ball mill is extensive, covering the building materials industry (such as cement and concrete production), the metallurgical industry (such as steel production and ore extraction), the environmental sector (such as waste treatment and soil improvement), the chemical industry (such as fertilizer production and construction material additives), transportation (such as road and railway construction), and industrial by-product processing. By grinding steel slag, its value and utility across these various fields can be significantly enhanced, meeting diverse industrial application needs.

5. What are the Common Issues with Steel Slag Ball Mills?

Noise Issues: Excessive operational noise can be caused by severe wear of the grinding media, foreign objects inside the equipment, or loose/damaged mechanical components. To address this, regularly inspect the wear condition of the grinding media and replace them as needed. Clear out any foreign objects from the equipment's interior to ensure smooth operation. Check the tightness of mechanical components and repair or replace any damaged parts.

Overheating Issues: Overloading the equipment or running it continuously for long periods, insufficient lubrication, or malfunctioning cooling systems can cause the equipment to overheat. Avoid running the equipment under overload conditions and schedule work times reasonably. Inspect and maintain the lubrication and cooling systems to ensure they are functioning correctly. Ensure proper ventilation and cooling in the equipment's working environment.

Common Operational Issues: Common problems with steel slag ball mills include insufficient output, low grinding efficiency, overheating, abnormal noise and vibration, material blockage, and high energy consumption. To effectively resolve these issues, regularly inspect the equipment's condition, adjust operational parameters, maintain lubrication and ventilation systems, replace worn components promptly, and control the moisture content of the materials. These measures can significantly improve the production efficiency and operational stability of steel slag ball mills.

6. How Does the Climate Environment Affect Steel Slag Ball Mills?

High Temperature: High-temperature environments can lead to equipment overheating, degradation of lubricating oil or grease, and increased mechanical wear and energy consumption. To mitigate these issues, it is crucial to maintain the cooling system effectively, ensuring the equipment operates within an appropriate temperature range. Use lubricants and coolants that are suitable for high-temperature conditions.

High Humidity: High humidity can cause rusting of equipment components, particularly metal parts, increasing the risk of corrosion and affecting the stability and lifespan of the equipment. Regularly inspect and maintain the equipment's anti-rust measures, such as applying anti-rust oil. Ensure proper ventilation and dryness of the equipment to minimize the impact of moisture. Use moisture-resistant materials and protective coverings to reduce moisture ingress.

Precipitation: Rainfall can cause external parts of the equipment to become damp, increasing the risk of corrosion and electrical system failures. Ensure that the equipment's roofing or rain protection measures are intact to avoid direct exposure to rainwater. Taking appropriate preventive and maintenance measures according to different climate environments can effectively reduce the impact on steel slag ball mills, enhancing the equipment's stability and lifespan. Regular inspections and proper equipment maintenance are key to addressing the effects of climate environments.

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