Used Rotary Mixer For Drums for sale (10,709)
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Listing
Mala Vranjska
2,240 km
Pilar lift for cutter cart
Pillar lift for cutter cartPillar lift for cutter cart 5000 EUR
Call
Condition: new, PRICE: 5000 EUR
Pillar lift for cutter cart
Made of stainless steel
Lifting weight: 250 kg
Dimensions: 1520x1300x2740mm
Electrical power: 1.1kW
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Voltage: 380V 50Hz
Listing
Mala Vranjska
2,240 km
Cutter cart
Mobile lift for cutter cartMobile lift for cutter cart 5000 EUR
Call
Condition: new, PRICE: 5000 EUR
Mobile lift for cutter cart
Made of stainless steel
Lifting weight: 200 kg
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Dimensions: 1160x800x2900mm
Electrical power: 0.75kW
Voltage: 220V 50Hz
Listing
Rimini
1,838 km
SILOMAT, SILOS, SILO, PLASTERING, KNAUF
PFT, KNAUF, M-TEC, MALTECH, MIXER
Call
Condition: excellent (used), SILOMAT for silos FREE FALL type or PRESSURE TYPE. For plastering machine or other use. /dozens of pieces/
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We have also for sale about 200 transportable silos (free fall or pressure type).
Sales in Poland (BIESLKO BIALA lub OLSZTYN) or Italy (RIMINI).
KNAUF, BAUMIT, PFT, M-TEC, MALTECH, MIXER, PUTZMEISTER, mortar, plaster, cement, silos, silo, silomat, silomats
Listing
Šempeter v Savinjski dolini
1,845 km
Meat processing machine
MEAT GRINDER WITH MIXERAK RAMON 32
Call
Condition: like new (used), Meat grinder with mixer AK RAMOON 32.
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Listing
Sremska Mitrovica
2,214 km
Only Sound insulating cabin
for BRUDERER pressesSound insulating cabin
Call
Condition: excellent (used), Sound insulating cabins.
For Bruderer high speed automatic presses.
On stock available cabins for machines:
BSTA 25
BSTA 41
BSTA 50
BSTA 60
BSTA 80
Cabins sold refurbished, carefully disassembled and packed for transport.
Painted in white and anthracite (or colors requested by customer).
Cabin is equipped with all needed holes for easy use of a Bruderer press.
Front and rear doors with inspection glass.
Air ventilator for climate control on top cover.
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For more information don't hesitate to contact us.
We have on stock Bruderer BSTA 25, BSTA 30, BSTA 50, BSTA 110, also Mabu and Schaal automatic punching machines.
Listing
Czerwionka-Leszczyny
1,874 km
Beverage processing machine
Canning line for beer 10000 cph
Call
Condition: excellent (used), Year of construction: 2021, functionality: fully functional, Complete beer canning line for beer (standard 330 and 500 ml can): 10 000 cans per hour (500ml), fully optimized and calibrated. Only 4 machine operators/workers in filling process. The offer includes: Depalletization, rinser, filles, seamer, RTG level inspection, dryer, carton machine, palletization, CIP, flas pasteurization Padovan, HGB,chiller, compressor etc.
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Listing
Rybnik
1,877 km
Aluminum Shredder – Specialized Machine
Two-shaft shredder for aluminumRS-8A
Call
Condition: new, Year of construction: 2025, functionality: fully functional, overall weight: 2,900 kg, total height: 25,000 mm, total length: 2,710 mm, total width: 1,040 mm, input voltage: 400 V, We offer a high-performance, low-speed two-shaft shredder designed for effective and precise shredding of aluminum materials, including:
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🔹 rods
🔹 strands
🔹 wires
🔹 flat bars
🔹 cables
The specially engineered shredding system prevents material from being dragged or crushed — aluminum is efficiently cut, not compressed.
The knife design ensures clean and accurate cutting and eliminates the risk of vertically fed material passing through the chamber unshredded.
The knives are made of certified, wear-resistant steel. The shredder is equipped with gear motors from a reputable manufacturer.
Available motor configurations: 2 × 18.5 kW or 2 × 22 kW.
Fraction size – to be agreed upon with the customer.
Model RS8: working shaft length of 600 mm – identical construction to RS800 and RS1200 models.
Manufactured in Poland.
Listing
Turkey
3,193 km
Concrete mixer
FABO TWIN SHAFT CONCRETE MIXERTWS 03 TWIN SHAFT CONCRETE MIXER
Call
Condition: new, functionality: fully functional, color: other, Year of construction: 2026, *All of our products are made with care and covered for 1 year warranty!
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*Installation and Operator Training FREE
FABO Concrete Mixers; single shaft, twin shaft and planet-type models are produced in three different models and different capacities. The durable and long-life wearing plates, reinforced mixing arms and paddles, has been projected by our engineers to suit every need and capacity. Our mixers have a significant market share both at home and abroad with the price advantage brought by mass production, short delivery time, quality manufacturing and spare part supply guarantee.
Technical details:
Type: Twinshaft mixer (TWS 03)
Wet concrete capacity: 3 m3
Dimensions (length x width x height): 2300 x 4090 x 2750 mm
Feeding capacity: 4500 lt
Fresh concrete capacity: 3750 lt
Compacted concrete capacity: 3000 lt
Motor power: 2 x 55 kW
Hydraulic discharge gate
Automatic lubrication
FOR FURTHER INFORMATION PLEASE FEEL FREE TO CALL US!!!
Listing
Turkey
3,193 km
Concrete mixer
FABO TWIN SHAFT CONCRETE MIXERTWS 01 TWIN SHAFT CONCRETE MIXER
Call
Condition: new, functionality: fully functional, color: other, Year of construction: 2026, *All of our products are made with care and covered for 1 year warranty!
*Installation and Operator Training FREE
FABO Concrete Mixers; single shaft, twin shaft and planet-type models are produced in three different models and different capacities. The durable and long-life wearing plates, reinforced mixing arms and paddles, has been projected by our engineers to suit every need and capacity. Our mixers have a significant market share both at home and abroad with the price advantage brought by mass production, short delivery time, quality manufacturing and spare part supply guarantee.
Technical details:
Type: Twinshaft mixer (TWS 01)
Wet concrete capacity: 1 m3
Dimensions (length x width x height): 1700 x 2900 x 2000 mm
Feeding capacity: 1500 lt
Fresh concrete capacity: 1250 lt
Compacted concrete capacity: 1000 lt
Motor power: 2 x 18.5 kW
Hydraulic discharge gate
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Automatic lubrication
FOR FURTHER INFORMATION PLEASE FEEL FREE TO CALL US!!!
Listing
Turkey
3,193 km
Concrete mixer
FABO CONCRETE MIXER2m3 PLANETARY MIXER
Call
Condition: new, functionality: fully functional, fuel type: electric, color: other, Year of construction: 2026, The FABO planetary concrete mixer makes mixing operation provides quality homogenised mixes and productions from 0.5m3 to 2m3. It is excellent for smaller demands, precast products, mixing semi-dry coloured concrete, slump precast concrete, fiber reinforced concrete, self-compacting concrete, etc.
Compacted Concrete Capacity m3 : 2
Loading Capacity m3 : 3
Mixer Power kW : 90
Gearbox = BONFIGLIOLI or equivalent brand
Side Body Wearing Plates 10mm ST52
Bottom Wearing Plates 12mm HARDOX 500
Mixing Arm Wearing Plates 20 mm NI-HARD 400
No. of Stars x No of Blade on Each Star = 2X3
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Hydraulic Discharge Door AVAILABLE
Listing
Cerovac
2,240 km
Line for forming cevapcici and cevapi
Line for forming cevapcici and cevapi
Call
Condition: used, Line for forming cevapcici and cevapi (grinder with mixer, portioning device and belt transporter)
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Listing
Turkey
3,186 km
Concrete mixer
Constmach Concrete MixerPlanetary type concrete mixer
Call
Condition: new, functionality: fully functional, color: other, Year of construction: 2026, CONSTMACH planetary concrete mixers enable the production of homogeneous concrete in a short time thanks to their high-performance mixing technology. In planetary mixers, the mixing arms rotate both around their own axis and around the center, ensuring that every part of the mixture is processed evenly. Thanks to this unique design, it is possible to produce concrete with a perfect consistency in as little as 30 seconds after adding water. Planetary mixers stand out from classic twin-shaft mixers with their energy efficiency, cement savings, and superior durability.
Planetary Concrete Mixer Technical Specifications
MODEL: CPLN - 0.5
Loading Volume: 750 liters
Fresh Concrete Volume: 625 liters
Compacted Concrete Volume: 500 liters
Motor Power: 18.5 kW
Lower Wear Plates: 10 mm Hardox 450
Side Body Wear Plates: 8 mm ST 52
Mixing Arm Wear Plates: 25 mm Ni-Hard
MODEL: CPLN - 0.75
Loading Capacity: 1000 liters
Fresh Concrete Volume: 875 liters
Compacted Concrete Volume: 750 liters
Engine Power: 30 kW
Bottom Wear Plates: 10 mm Hardox 450
Side Body Wear Plates: 8 mm ST 52
Mixing Arm Wear Plates: 25 mm Ni-Hard
MODEL: CPLN - 1
Loading Capacity: 1,500 liters
Fresh Concrete Capacity: 1,250 liters
Compacted Concrete Capacity: 1,000 liters
Engine Power: 45 kW
Lower Wear Plates: 15 mm Hardox 450
Side Body Wear Plates: 8 mm ST 52
Mixing Arm Wear Plates: 25 mm Ni-Hard
MODEL: CPLN - 1.5
Loading Volume: 2,250 liters
Fresh Concrete Volume: 2,000 liters
Compacted Concrete Volume: 1,500 liters
Motor Power: 2 x 30 kW
Lower Wear Plates: 10 mm Hardox 450
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Side Body Wear Plates: 10 mm ST 52
Mixing Arm Wear Plates: 25 mm Ni-Hard
MODEL: CPLN - 2
Loading Volume: 3,000 liters
Fresh Concrete Volume: 2,500 liters
Compacted Concrete Volume: 2,000 liters
Engine Power: 2 x 37 kW
Bottom Wear Plates: 15 mm Hardox 450
Side Body Wear Plates: 12 mm ST 52
Mixing Arm Wear Plates: 30 mm Ni-Hard
Why Choose CONSTMACH Planetary Concrete Mixers?
CONSTMACH manufactures mixers that deliver maximum performance even under the most demanding production conditions, backed by years of engineering experience. Each model is equipped with high-quality materials and CE-certified motors. Our planetary mixers secure your investment with low maintenance costs, high mixing efficiency, and a long-lasting design. Additionally, optional chrome carbide coatings, additional discharge covers, and different mixing arm options ensure full compliance with your production needs. For professionals seeking durability, efficiency, and technical excellence, CONSTMACH Planetary Concrete Mixers are the smartest investment choice in their class.
What Does Constmach Do?
Constmach is a leading machine manufacturer offering a wide range of products tailored to the needs of the construction and mining industries. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, rock crushing machines, rock crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
Listing
Širvintos
2,147 km
Planet electric mixer
STEPHANAL mixer120-86
Call
Condition: used, Used, good condition mixer. Everything works. Reverse.
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Listing
Kotka
2,244 km
Foundry machine
Foundry for saleFoundry Factory
Call
Condition: used, functionality: fully functional, Foundry factory for sale, Property includes 15 buildings, 6 hectares of land.
Located at the Karhula industrial site next to the city of Kotka in southeastern Finland,
Karhulan Valimo was founded in the 1880’s. In 1902, the foundry was merged with a wood
grindery, glass factory, brick factory and engineering works to form the Karhula Oy. In 1915
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the Karhula Factories were sold to Ahlström Corporation.
The current Foundry was built in 1960 and in 2000 Ahlström sold the foundry to Sulzer
Pumps Finland.
In 2016 Sulzer Pumps decided to close the foundry and it was sold to Karhulan Foundry
Oy, which was unfortunately declared bankrupt in March 2021. Throughout its history, the
foundry has been known of been able to produce highly demanding castings particularly in
high alloyed steels.
In 2022 Karhu Assets Oy bought the facilities and machinery of the foundry. Most of the
equipment in the fettling shop has already been sold, while most of the machinery in the
moulding department and meltshop are intact and available.
All heat treatment furnaces, a total of 10 units, are in place and available for sale.
Welcome to visit on the site!
The equipment is located in Kotka, 48600, Finland, and is sold EXW Kotka in its current condition.
The flight time from most European cities to Helsinki, Finland, is approximately 2 hours, and the drive from Helsinki to Kotka via the motorway is about 120 km (1 hour).
You are welcome to visit us in person to inspect the foundry machinery!
Second-Hand Condition: All machines, equipment, and articles are sold in a used condition.
No Warranty, Exchange, or Guarantee: The seller does not offer any warranties or guarantees on the items sold. There is no option for exchange or refund, so the buyer accepts any risks associated with the purchase.
As Inspected On Site: The buyer must inspect the goods on-site before making the purchase, as the sale is final once inspected. The seller will not be held responsible for any defects found after the purchase.
Listing
Gabrovo
2,725 km
Cup grinding machine
Sharpening machine for bandsaw bladesZM150
Call
Condition: new, Year of construction: 2024, functionality: fully functional, This powerful machine to meet the requirements of larger woodworking companies, ensuring exceptional sharpening results. Equipped with an electronic tooth counter and an autonomous cooling system. The ZM150 offers precise sharpening while maintainingoptimal operating conditions. With two electric motors, including a 150mm CBNdisk for sharpening and a motor reduction group for precise blade movement,this sharpener delivers outstanding performance.
Power supply voltage - 380-400V
Frequency - 50Hz
Power - 0.20kVa
Capacity - 65 teeth per min
Blade width - 20 to 100 mm
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Tooth pitch - 6 -25mm
Sharpening disc - Profiled 150mm CBN disc
Weight - 115kg
Listing
Gabrovo
2,725 km
Saw blade sharpening machine
Sharpening machine for bandsaw bladesZM 101
Call
Condition: new, Year of construction: 2025, The ZM101 is a pioneering product in our lineup, designed to sharpen sawblades with widths of up to 100 mm at a remarkable rate of 65 teeth per minute. This efficiency enables it to simultaneously service 3-4 bandsaw/sawmill machines. Equipped with an abrasive ceramic disk, the ZM101 can expertly sharpen all teeth with profiles. Its robust construction allows it to perform reliably under the most demanding conditions, making it a favorite among our customers. Additionally, its straightforward design ensures ease of use and low maintenance costs, further enhancing its appeal.
Technical characteristics:
Maximum length of the blade: 6000 (8000) mm
Minimum width of the blade: 20 mm
Maximum width of the blade: 100 mm
Maximum height of the tooth: 12 mm
Front angle of the tooth: 0÷25°
Tooth pitch:
Profile N: 10, 12.5, 15, 20, 25 mm
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Profile WM: 22, 25 mm
Working capacity: 65 teeth/min
Size of the abrasive disc:
Cut-in sharpening, profile N: ø200 x 10 x ø32, ø200 x 13 x ø32 mm
Profile sharpening, profile WM: ø200 x 8 x ø32, ø200 x 10 x ø32 mm
Voltage: 380 V
Power of the electric motors: 0.09 and 0.37 kW
Size:
Without band saw holder (L x W x H): 750 x 550 x 1100 mm
With band saw holder (L x W x H): 2000 (3000) x 1000 x 1100 mm
Listing
Gabrovo
2,725 km
Tooth setter for bandsaw blades
Automatic tooth setter for bandsaw bladeASM6-30
Call
Condition: new, Year of construction: 2025, functionality: fully functional, The ASM 6-30 is a high-speed tooth setter for band saw blades, making it perfect for companies that use different volumes of bandsaw / sawmill blades per day. The machine is very user-friendly and easy to set up, making it the ideal solution for a wide variety of customers with different experiences in the industry.
Voltage - 220V
Frequency - 50Hz
Power - 220V
Secondary voltage - 24V
Blade width - 15mm-60mm
Tooth pitch - 6-30mm
Accuracy - +- 0.04mm
Blade thickness - 1.2mm
Possible types of tooth set - left, right,straight/right,left,straight
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The machine is very user-friendly and easy toset up, making it the ideal solution for a wide variety of customers withdifferent experiences in the industry. Achieving precise tooth setting isessential for straight cutting and extended blade life, and our advancedclamping system delivers an impressive accuracy of 0.04mm. Capable of setting80-120 teeth per minute, the ASM 6-30 enhances your company's efficiency andensures a smooth workflow.
Listing
Gabrovo
2,725 km
Saw blade sharpening machine
Sharpening machine for bandsaw bladesZM 101
Call
Condition: new, Year of construction: 2025, The ZM101 is a pioneering product in our lineup, designed to sharpen sawblades with widths of up to 100 mm at a remarkable rate of 65 teeth per minute. This efficiency enables it to simultaneously service 3-4 bandsaw/sawmill machines. Equipped with an abrasive ceramic disk, the ZM101 can expertly sharpen all teeth with profiles. Its robust construction allows it to perform reliably under the most demanding conditions, making it a favorite among our customers. Additionally, its straightforward design ensures ease of use and low maintenance costs, further enhancing its appeal.
Technical characteristics:
Maximum length of the blade: 6000 (8000) mm
Minimum width of the blade: 20 mm
Maximum width of the blade: 100 mm
Maximum height of the tooth: 12 mm
Front angle of the tooth: 0÷25°
Tooth pitch:
Profile N: 10, 12.5, 15, 20, 25 mm
Profile WM: 22, 25 mm
Working capacity: 65 teeth/min
Size of the abrasive disc:
Cut-in sharpening, profile N: ø200 x 10 x ø32, ø200 x 13 x ø32 mm
Profile sharpening, profile WM: ø200 x 8 x ø32, ø200 x 10 x ø32 mm
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Voltage: 380 V
Power of the electric motors: 0.09 and 0.37 kW
Size:
Without band saw holder (L x W x H): 750 x 550 x 1100 mm
With band saw holder (L x W x H): 2000 (3000) x 1000 x 1100 mm
Listing
Kazanluk
2,743 km
Meat Mixer
Hranmechanica Meat Mixer 300 L.VM300
Call
Condition: new, Year of construction: 2025, Vacuum mixer is designed for mixing crushed meat. Due to the freqency regulator to achieve speed control. The microprocessor control is by German company ADITEC. The working part is with spiral shape and paddles.
TECHNICAL DETAILS:
MODEL BM 300
Working volume 300 L/ 220 kg
Instaled Power 3 kW
Shafts speed frequency regulator
Kind of shafts paddle
Unload front valve
Power 380 V 50 Hz
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Air power 6 bar
L x B x H 1310 x 920 x 1500 mm.
Listing
Agios Athanasios
2,779 km
TOOL FOR ROAD BARRIERS
TOOL FOR ROAD BARRIERSLENGHT 6000mm
Call
Condition: like new (used), TOOL FOR ROAD BARRIERS
LENGHT 6000mm
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Listing
Zheng Zhou Shi
8,710 km
Ball mill for powder and mining plant
Mingyuan Ball Mill For Fine PowderPowder grinding mill for coal, silica
Call
Condition: new, functionality: fully functional, power: 55 kW (74.78 HP), Year of construction: 2026, Ball Mill for Powder and Mining Plant: Structure, Function, and Technical Details
A ball mill is a key grinding machine widely used in mining, metallurgy, cement, chemical, and powder-making industries. It is designed to grind various ores and other materials into fine powder through impact and attrition between steel balls and the material inside a rotating cylindrical shell. In mining plants, ball mills are essential for ore beneficiation, preparing materials for flotation, magnetic separation, or leaching processes. In powder production, they ensure uniform particle size and high surface area for further processing.
Working Principle
The ball mill operates on a simple yet effective principle: as the cylindrical shell rotates around its horizontal axis, the grinding media (steel or ceramic balls) are lifted along the inner wall by centrifugal force and friction. When they reach a certain height, they fall freely, striking and grinding the material below. This repeated motion causes both impact and abrasion, reducing the material to the desired fineness. The grinding process can be performed in dry or wet conditions depending on the application.
Structural Composition
A standard ball mill consists of several main components:
Feeding part: Equipped with a feeder or screw conveyor to ensure uniform material input.
Discharging part: Can be grate type or overflow type, depending on the discharge method.
Rotating part: The cylindrical shell made of steel plates, lined with wear-resistant liners.
Transmission system: Includes motor, reducer, small transmission gear, and electrical control.
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Grinding media: Steel balls or ceramic balls of different diameters for efficient grinding.
The internal liner design and ball size distribution are optimized to achieve maximum grinding efficiency and minimal energy consumption.
Technical Details
Typical Specifications:
Feeding size: ≤25 mm
Discharge size: 0.074–0.4 mm
Capacity: 0.65–615 t/h (depending on model and material hardness)
Cylinder speed: 18–38 r/min
Power: 18.5–4500 kW
Liner material: High manganese steel, rubber, or alloy steel
Grinding media load: 30–45% of cylinder volume
Operating Modes:
Dry grinding: Suitable for materials that must remain moisture-free, such as cement clinker, limestone, and quartz.
Wet grinding: Common in ore beneficiation, where water or slurry improves grinding efficiency and particle uniformity.
Application in Mining Plants
In mining operations, ball mills are used after crushing to further reduce ore size and liberate valuable minerals. They are integrated into grinding circuits with classifiers, hydrocyclones, and flotation systems. The ground material is classified by size, and oversized particles are returned to the mill for regrinding. This closed-circuit system ensures consistent product fineness and efficient energy use.
Common Applications:
Gold, copper, iron, and zinc ore grinding
Cement clinker and slag processing
Silicate and ceramic powder production
Coal and mineral powder preparation
Conclusion
A ball mill is an indispensable piece of equipment in both powder production and mining beneficiation plants. Its ability to grind materials into fine, uniform particles makes it vital for downstream processes such as flotation, sintering, and chemical reactions.
Trust Seal
Dealers certified through Machineseeker

Listing
Zheng Zhou Shi
8,710 km
Filtration system / mining separator
Ore beneficiation plant for gold copperOre dressing plant for zinc lead nickel
Call
Condition: new, Year of construction: 2026, functionality: fully functional, power: 400 kW (543.85 HP), Ore Beneficiation Plant for Nickel, Copper, Zinc, Graphite, Gold, Silver, Chrome, Quartz/Silica
In today’s competitive mining and metallurgical industry, maximizing ore value is critical. Our state-of-the-art Ore Beneficiation Plant offers a complete solution designed to increase the content and quality of raw ore, transforming it into a marketable product ready for further processing or direct sale. Engineered for a wide range of minerals—including nickel, copper, zinc, graphite, gold, silver, chrome, and quartz/silica—our ore beneficiation plant delivers exceptional performance, efficiency, and reliability.
Introduction
Mining operations around the world face the challenge of processing ores that are often low in grade and require extensive refinement to be economically viable. Beneficiation—the process of increasing the concentration of valuable minerals—plays a vital role in reducing operational costs, enhancing recovery, and ultimately, ensuring profitability. Our ore beneficiation plant, also known as an ore processing plant or mine dressing plant, integrates advanced technology and robust engineering to deliver an efficient crushing, grinding, classifying, and separation process.
Designed to handle a wide variety of ores, our plant is the ideal solution for mining companies looking to optimize their extraction and processing operations. Whether you’re processing nickel, copper, zinc, graphite, gold, silver, chrome, or quartz/silica, our plant provides the versatility and performance needed to meet today’s rigorous industrial standards.
## What Is an Ore Beneficiation Plant?
An ore beneficiation plant is a facility where raw ore is processed to improve its quality and increase the concentration of valuable minerals. The plant typically includes several stages of processing:
1. Crushing: The raw ore is reduced in size to allow for more efficient downstream processing.
2. Grinding: Further size reduction to liberate the valuable minerals from the waste material.
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3. Classifying: Separation of the ore into different size fractions using screening and hydrocyclones.
4. Separation: Employing various physical processes such as magnetic separation, flotation, or gravity separation to concentrate the valuable minerals.
5. Dewatering: Removal of excess water to prepare the concentrate for further processing or shipping.
This integrated process not only boosts the metal content but also minimizes waste, thereby improving overall cost efficiency and environmental sustainability.
Listing
Zheng Zhou Shi
8,710 km
Powder grinding mill
ball mill for mining &fine powder makingsilica/Barite/limestone powder plant
Call
Condition: new, Year of construction: 2026, power: 300 kW (407.89 HP), Ball Mill for Mining & Fine Powder Making:
A ball mill is a fundamental grinding device widely used in mining, metallurgy, cement, and chemical industries. It is designed to grind ores and other materials into fine powder through impact and attrition between steel balls and the material inside a rotating cylindrical shell. In mining plants, ball mills are essential for ore beneficiation, while in powder-making industries, they ensure uniform particle size and high surface area for further processing.
Working Principle
The ball mill operates on the principle of impact and friction. As the cylindrical shell rotates around its horizontal axis, the grinding media—usually steel or ceramic balls—are lifted along the inner wall by centrifugal force and friction. When they reach a certain height, they fall freely, striking and grinding the material below. This repeated motion breaks down the material into fine particles. The process can be carried out in dry or wet conditions depending on the application.
Structural Composition
A standard ball mill consists of several main components:
Feeding part: Ensures uniform material input through a feeder or screw conveyor.
Discharging part: Can be grate type or overflow type, depending on the discharge method.
Rotating part: The cylindrical shell made of steel plates, lined with wear-resistant liners.
Transmission system: Includes motor, reducer, small transmission gear, and electrical control.
Grinding media: Steel or ceramic balls of various diameters for efficient grinding.
The internal liner design and ball size distribution are optimized to achieve maximum grinding efficiency and minimal energy consumption.
Technical Details/Typical Specifications:
Feeding size: ≤25 mm
Discharge size: 0.074–0.4 mm
Capacity: 0.65–615 t/h (depending on model and material hardness)
Cylinder speed: 18–38 r/min
Power: 18.5–4500 kW
Liner material: High manganese steel, rubber, or alloy steel
Grinding media load: 30–45% of cylinder volume
Operating Modes:
Dry grinding: Used for materials that must remain moisture-free, such as cement clinker, limestone, and quartz.
Wet grinding: Common in ore beneficiation, where water or slurry improves grinding efficiency and particle uniformity.
Application in Mining and Powder Production
In mining operations, ball mills are used after crushing to further reduce ore size and liberate valuable minerals. They are integrated into grinding circuits with classifiers, hydrocyclones, and flotation systems. The ground material is classified by size, and oversized particles are returned to the mill for regrinding. This closed-circuit system ensures consistent product fineness and efficient energy use.
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In fine powder production, ball mills are used to produce materials such as silicate, ceramic powder, refractory materials, and chemical raw materials. The uniform particle size achieved by ball milling enhances product quality and performance in downstream applications.
Conclusion
A ball mill is an indispensable piece of equipment for both mining and fine powder making. Its ability to grind materials into fine, uniform particles makes it vital for ore beneficiation and industrial powder production. With flexible configurations, high efficiency, and reliable operation, modern ball mills provide a cost-effective and energy-efficient solution for large-scale grinding, ensuring consistent quality and productivity across diverse applications.
Listing
Zheng Zhou Shi
8,710 km
Shredder for wood, plastic recycling
Double-Shaft Shredder For Recyclingwaste tire, wood,root,metal
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Condition: new, functionality: fully functional, Year of construction: 2026, Product overviews of Waste Industrial Timber Wood Pallet Double Shaft Shredder
Shredders can generally be used to shred hard-to-break plastics, rubber, large tires, large nylon materials, large pieces of fishing nets, fibers, paper, wood, electrical devices, cables, PET bottles, cardboard, wood, plastic barrels, etc. Solid objects.
The main function of the equipment is to squeeze the bulk materials and large-diameter drum metal materials that are not convenient for transportation through the shear of the shredder, and shred them into sheets that meet the requirements.
The main structure of the double-shaft shredder is a feed hopper, a knife roller, a driving device, a bearing, a hydraulic system, and an electric control box system.
Working principle: All kinds of waste materials enter the shredding chamber through the feeding hopper. The double-knife rollers do relative rotation to shred and cut the materials, and then the materials are discharged from the shredder to achieve the shredding of large pieces of materials.
Applicable materials and fields
Double shaft shredder is one of ethential equipment for waste recycling in following fields and materials:
+Bulky Waste: Sofa,Mattress,Chair, Funiture,Windows,etc
+Industrial Waste: Textiles,Leather,Rubbers, Leathers ,General industrial waste,etc
+Hazardous Solid waste: Medical waste,Paint sludge,Radioactive waste,Hazardous waste oil drum,Jumbo bag,etc
+Paper waste: Carton,Cardboard,Book,Newspaper,Document,Brochure,Packaging paper,etc
+Garden waste: Branch, Wood pallet, Trunks, Boards,etc
+Domestic waste +Biomass straw: Straw, Bamboo, Corn, Sorghum straw, Bean straw, Fruit shell, Palm shell, etc
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+Scrap metal: Car Shell, Aluminum casting, Household appliances, Scrap light metal,Automobile hub,etc
+Paper mill waste: Paper mill slag, Paper mill rope, Paper mill offcut,etc
+Wood pallet, scrap furniture, waste chair, tree roots recycling, etc.
Double shaft shredder main body:
The main body is welded with excellent steel plate to ensure the stability of the equipment under heavy load for a long time.
Bearing:
The bearing seat is split and easy to disassemble, and the movable knife, fixed knife, bearing and other parts can be quickly removed, and it is easy to maintain and replace the knife. The sealing structure can avoid the contact of broken materials and grease, and can also protect bearings and gears when handling liquid materials.
Listing
ตำบลบางเสาธง
10,021 km
Meat processing machine
Inotec mixerIM2000 L and IM3000L
Condition: good (used), functionality: fully functional, Mixing process starts after sucking the air out of the mixer, which also allows the product to keep its natural taste, smell, color and extends its shelf-life. Top cover operated pneumatically.
Manufacturer: Inotec
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Model: IM-2000 and IM-3000
Height: 2200 mm Width: 2000 mm Length: 4300 mm
Capacity: 2000 L and 3000 L
Electric power supply: 400V 50Hz 3N
Total power: 30 kW (2000L), 35 kW (3000 L)
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