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LATEST Gold ore Crushing, Grinding, and Beneficiation Solutions

Gold is one of the most valuable minerals in the world, and its extraction requires advanced technology and efficient processing equipment. The gold ore extraction process typically involves several key stages, including crushing, grinding, magnetic separation, and flotation. Choosing the right equipment is essential for improving recovery rates, reducing operating costs, and ensuring stable production.

1. Crushing Gold Ore

The first step in gold ore processing is crushing. Since gold-bearing rocks are often mixed with other minerals and large stone blocks, crushers are used to reduce them to smaller, manageable sizes.

  • Jaw Crushers: Ideal for primary crushing of hard gold-bearing rocks.

  • Cone Crushers: Used for secondary crushing, delivering fine and uniform particle sizes.

  • Impact Crushers: Suitable for producing cubic-shaped particles and improving downstream efficiency.

Crushing ensures that the ore is prepared for further grinding and beneficiation.

2. Grinding for Finer Particles

After crushing, the gold ore enters the grinding stage. Grinding reduces the ore into fine powder, making it easier to separate gold from gangue minerals.

  • Ball Mills: Widely used for grinding gold ore into fine particles.

  • Raymond Mills and Vertical Mills: Offer energy-efficient solutions with consistent output.

Proper grinding is critical for maximizing the surface area, which enhances the effectiveness of separation methods such as flotation.

3. Magnetic Separation

Although gold itself is not magnetic, magnetic separation equipment is often used in gold ore plants to remove iron-bearing minerals and other magnetic impurities. This step helps improve the grade of gold ore before flotation or cyanidation.

  • Wet Magnetic Separators: Effective for removing magnetite and hematite impurities.

  • High-Intensity Magnetic Separators: Suitable for fine materials with weakly magnetic minerals.

4. Flotation for Gold Recovery

Flotation is one of the most widely used methods for gold ore beneficiation, especially when gold is associated with sulfide minerals such as pyrite or chalcopyrite.

  • Flotation Cells: Introduce air bubbles that selectively attach to gold-bearing particles, separating them from waste rock.

  • Benefits: High recovery rates, ability to process low-grade ores, and cost-effective operation.

By combining flotation with crushing and grinding, mining companies can extract gold more efficiently and at a higher purity.

5. Advantages of an Integrated Solution

Investing in a complete gold ore processing line that includes crushing, grinding, magnetic separation, and flotation equipment provides several advantages:

  • Higher Recovery Rate: Ensures more gold is extracted from raw ore.

  • Energy Efficiency: Modern equipment reduces power consumption and operating costs.

  • Durability: Heavy-duty machines built for long-term use in harsh mining environments.

  • Flexibility: Capable of handling different ore types and production capacities.

Get online help for your project solutions now!

Previous News

28/5/2025

28/5/2025

Liming Group Shines at CTT Expo Russia 2025

From May 27-30, 2025, the global construction machinery industry converged at the CTT Expo Russia 2025 in Moscow's Crocus Expo. As a leader in mining machinery, Liming's Group made a powerful statement at Booth 4-530, demonstrating the quality and innovation of China’s smart manufacturing to international markets.


At the booth, our team highlighted cutting-edge solutions in mining crushing, construction waste recycling, and green sand making, drawing strong interest from professionals and partners worldwide. Technical experts engaged in in-depth discussions, showcasing our equipment’s high performance and intelligent features through data-driven insights and real-world cases.


Customers from Russia and beyond expressed keen enthusiasm for our offerings, with lively onsite discussions on collaboration details—proof of Liming’s growing global competitiveness.

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This participation wasn’t just a showcase of technology; it was a gateway to deeper international partnerships. Committed to our core value—"Our success lies in our customers’ success"—we will continue investing in smart, eco-friendly R&D to deliver advanced, sustainable solutions worldwide. As we expand our global footprint, we aim to drive "Made in China" innovation to new heights and power global construction projects.


CTT Expo 2025 marks another milestone in Liming’s international journey. We invite global partners to join us in shaping a brighter future for the industry—together!


✨ Innovating for a smarter, greener world. ✨



24/5/2025

24/5/2025

High-Efficiency 80TPH Limestone Crushing Plant for Sale

Premium Crushing Equipment Configuration

Our 80tph limestone crushing plant features robust PE960X3800 and PE600X900 jaw crushers with steel-frame structure, ensuring maximum durability and stable operation. Designed for processing 400mm input materials into 0-100mm output sizes, this plant delivers optimal performance for limestone processing.

Key Features:

  • 80 tons per hour processing capacity

  • Dual-stage crushing with precision jaw crushers

  • Heavy-duty steel construction for long service life

  • CE & ISO certified components for quality assurance

  • Customizable output size (0-100mm adjustable)

Technical Advantages

The plant's intelligent design combines:

  • AC motor drive for energy efficiency

  • Hydraulic adjustment system for quick setting changes

  • 250-300MPa compressive strength crushing capability

  • Dust suppression system for environmental compliance

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Competitive Pricing & Support

Available with:

  • Free technical consultation

  • Worldwide shipping options

  • Secure payment protection


14/5/2025

14/5/2025

Exploring Urumqi's Silicon Purification

Curious about how ordinary pebbles and quartz transform into key materials for the green energy revolution, like photovoltaic sand and glass?


Our "Heart of Xinjiang" technical team from Liming Heavy Industry has dived deep into the silicon purification frontline in Urumqi to uncover the secrets for you!


A silicon purity of 99.5% is the lifeline of photovoltaic materials, and it all starts with the precision of ore crushing. During primary ore processing, maintaining efficiency while preventing iron contamination and over-crushing is crucial.


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Liming's Single-Cylinder Hydraulic Cone Crusher, leveraging the lamination crushing principle, slashes the fine powder rate in 0-10mm products. Its full-hydraulic intelligent control system offers automatic iron protection, and a specialized sealing structure blocks metal contact, safeguarding material purity.


At Liming, we push efficiency boundaries with innovation and ensure silicon quality with professional services. Our customers' success isn't just a promise—it’s our commitment to mineral purification, driving China’s photovoltaic industry toward a greener future!
When expert maintenance meets smart tech, every safeguard becomes a leap in productivity.


8/5/2025

8/5/2025

Liming Machinery Empowers Southwest Highway Mechanical Sand Project

In the Southwest region, Liming Machinery's mechanical sand project for a highway is a shining example of efficiency and quality. The project processes limestone, with the feed particle size ranging from 5mm to 30mm. It achieves an impressive output of 110 - 130 tons per hour, producing a mixture of sand and powder. The fineness modulus of the finished product reaches 2.8, ensuring excellent quality.Leveraging Liming's advanced technology and reliable machinery, this project provides high - quality mechanical sand, making significant contributions to the local highway construction.

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30/4/2025

30/4/2025

Liming Heavy Industry will be present at CTT Expo Russia 2025

The CTT Expo Russia, a major international construction machinery exhibition for Russia, Central Asia, and Eastern Europe, will take place from May 27 to May 30, 2025, at the Crocus Expo Exhibition Center in Moscow.It has been successfully held for 25 sessions and has obtained UFI certification from the global exhibition industry association, as well as support from authoritative organizations such as the Russian Ministry of Energy and the Ministry of Industry and Trade. Annually, the event gathers global leaders in construction machinery, technological innovators, and key procurement decision-makers.

Since its establishment, Liming Heavy Industry Technology has actively participated in this important international exhibition every year. This year, Liming Heavy Industry Technology will showcase its latest research and development results and technological innovations at the exhibition to help customers obtain higher profits. You can find us in Hall 4, Booth 530.

Established in 1987, Liming Heavy Industry Technology specializes in the research and manufacturing of mobile crushers, cone crushers, impact crushers, jaw crushers, gyratory crushers, and sand-making systems, which are mainly used for crushing and processing of stone and mineral ores in infrastructure projects, mining projects, contracting projects, water conservancy and hydropower industry. Our equipment has obtained national patent certification and serves customers in more than 100 countries around the world. Meanwhile, we have established local offices in Russia and other regions to provide customers with direct and efficient services.

We warmly invite you to visit our booth to explore the latest technologies and discuss new opportunities in mining and aggregate production. We look forward to seeing you at CTT Expo Russia 2025!

Title: CTT Expo Russia 2025

Date: May 27–30,2025

Booth No.: Pavilion 1,Hall 4,Booth 530

Venue: Crocus Expo,Moscow,Russia

Contact: Sales Managers

Tel: Ira +86 13598830849 / Sasha +86 13598830486 / Oleg +86 15225166985


21/4/2025

21/4/2025

Visit Liming Heavy Industry at MiningWorld Russia 2025!


We warmly invite you to visit Liming Heavy Industry Technology at MiningWorld Russia 2025 — one of the most influential exhibitions in the global mining industry. This event is a key platform for showcasing cutting-edge mining machinery and technology, while also offering valuable opportunities for networking and collaboration.

Liming Heavy Industry has been deeply committed to the Russian market for over 30 years. We've delivered numerous sets of crushing equipment to thousands of satisfied customers—many of whom have become long-term partners and friends. To better serve our clients, we’ve also established a dedicated office in Russia, ensuring convenient face-to-face communication, seamless cooperation, and comprehensive support.

At MiningWorld Russia 2025, we’ll present our latest innovations, including hydraulic cone crushers, large jaw crushers, impact crushers, mobile crushing plants, modular systems, and advanced metal ore processing solutions.

We sincerely look forward to your visit and the opportunity to discuss your processing needs and explore future development together.

Title: MiningWorld Russia 2025

Date: April 23-25,2025

Booth No.: Pavilion 1, Hall 3, Stand No. C1017

Venue: Russia, Moscow, Crocus Expo IEC

Contact: Victor

Tel: Mobile(WhatApp):+8615803873176/+79188960808


7/4/2025

7/4/2025

Liming Heavy Industry Presents State-of-the-Art Crushing Solutions at the 137th Canton Fair

Come and visit Liming Heavy Industry at the 137th Canton Fair to discover our newest high-performance crushing solutions that are engineered to boost productivity and cut down on energy consumption.


Our key crusher equipment:


Hydraulic Cone Crushers – Advanced technology ensuring excellent performance and accuracy.


Mobile Crushing Plants – Flexible and effective solutions suitable for a variety of applications.


Optimized Jaw & Impact Crushers – Designed to achieve higher productivity with lower energy consumption.


Ore processing and crushing solutions: Comprehensive solutions for your gold ore, iron ore, and copper ore mining.


With nearly 40 years of industry experience, a global reach in 120+ countries, and a robust R&D team, we are dedicated to providing top-quality, dependable crushing solutions.


Title: 137th Canton Fair


Date: April 15 - 19, 2025


Booth No.: 20.1G01


Venue: China Import and Export Fair Complex, No. 382 Yuejiang Zhong Road, Haizhu District, Guangzhou, China.


Contact on line help for more.


2/4/2025

2/4/2025

Industrial Material Processing Reinvented by High Crushing Ratio Crushers

In the dynamic realm of industrial material processing, crushers stand as the cornerstone of transforming large, unmanageable materials into more workable sizes. Among these crushers, those with a high crushing ratio have emerged as game - changers, enabling businesses to revolutionize their production processes and achieve unprecedented levels of output maximization.

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The Significance of High Crushing Ratio

The crushing ratio is a critical metric that quantifies the effectiveness of a crusher in reducing the size of materials. Mathematically, it is the ratio of the maximum feed size to the minimum product size. A high crushing ratio implies that the crusher can efficiently break down large - scale materials into significantly smaller particles in a single operation. This not only streamlines the production process but also has far - reaching implications for various industries.

For instance, in the mining sector, large boulders of ore need to be reduced to a size suitable for further beneficiation processes. A crusher with a high crushing ratio can quickly transform these massive rocks into smaller fragments, saving both time and resources. Similarly, in the construction industry, where aggregates of specific sizes are required for concrete and asphalt production, a high - ratio crusher ensures that the raw materials are processed to the exact dimensions needed.


Advantages of High Crushing Ratio Crushers

Enhanced Productivity

High crushing ratio crushers significantly boost productivity. By reducing the need for multiple crushing stages, they enable a more rapid transformation of raw materials into the desired product size. This means that businesses can process larger volumes of materials in a shorter time, meeting tight production schedules and increasing their overall output capacity.

Cost - Efficiency

With fewer crushing stages required, there is a corresponding reduction in operational costs. Less energy is consumed, as there are fewer crushers in the production line. Additionally, the wear and tear on equipment are minimized, leading to lower maintenance and replacement costs. The reduced labor requirements for operating multiple crushers also contribute to overall cost savings.

Superior Product Quality

Crushers with high crushing ratios are capable of producing a more uniform and consistent product size distribution. In industries such as construction, where the quality of aggregates directly impacts the strength and durability of the final product, this is of utmost importance. A high - quality product with a narrow particle size range ensures better performance in downstream applications, reducing the risk of defects and enhancing the overall quality of the end - product.

Applications of High Crushing Ratio Crushers

Mining Industry

In the mining industry, high crushing ratio crushers are essential for processing various types of ores. Whether it's extracting precious metals like gold, silver, or copper, or non - metallic minerals such as limestone and quartz, these crushers play a pivotal role in the initial stages of ore processing. They break down the large - scale ore deposits into smaller sizes that can be further processed through grinding, flotation, or other beneficiation methods.

Construction Industry

The construction industry relies heavily on high - quality aggregates for the production of concrete, asphalt, and other building materials. High crushing ratio crushers are used to produce aggregates with the precise size and shape characteristics required for different construction applications. For example, in high - rise building construction, the use of well - crushed aggregates in concrete can enhance its strength and workability, ensuring the structural integrity of the building.

Recycling Industry

As the world increasingly focuses on environmental sustainability, the recycling industry has gained significant importance. High crushing ratio crushers are used to break down a wide range of waste materials, including concrete, asphalt, and metal scraps. By reducing these materials to smaller sizes, it becomes easier to separate and recycle different components, promoting a circular economy and reducing the reliance on virgin materials.

Power Generation

In power plants, especially those that use coal as a fuel source, high crushing ratio crushers are used to reduce the size of coal particles. This ensures more efficient combustion, leading to increased power generation and reduced emissions. The ability to control the particle size of the coal also helps in optimizing the performance of the boilers and other equipment in the power plant.



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