NEWS

LATEST How to Improve Aggregate Quality While Reducing Crushing Plant Operating Costs

In today’s highly competitive aggregate industry, producers face a constant challenge: how to improve aggregate quality while keeping operating costs under control. High-quality aggregates are essential for concrete, asphalt, and infrastructure projects, yet inefficient crushing operations often result in excessive fines, poor particle shape, and rising production costs.

The good news is that aggregate quality improvement and cost reduction are not conflicting goals. With proper crushing process optimization, equipment selection, and operational control, both objectives can be achieved simultaneously.


1. Why Aggregate Quality Matters More Than Ever

Aggregate quality directly affects the performance and durability of construction materials. Poor-quality aggregates can lead to:

  • Weak concrete strength

  • Higher cement consumption

  • Poor asphalt bonding

  • Increased rejection rates

Key quality indicators include:

  • Particle shape (cubical vs flaky)

  • Gradation consistency

  • Cleanliness and fines content

Meeting international construction standards requires stable and controlled crushing operations.


2. Common Problems in Crushing Plants

Many crushing plants struggle with similar issues that impact both quality and cost:

  • Excessive flaky and elongated particles

  • Uncontrolled fines generation

  • Frequent equipment wear and breakdowns

  • High energy consumption per ton

  • Inconsistent final product sizes

In most cases, these problems are not caused by equipment failure, but by improper system configuration and operation.


3. Crusher Selection: The Foundation of Quality and Efficiency

Choosing the right crusher type for each crushing stage is critical.

Primary Crushing

  • Jaw crushers provide stable feed size control

  • Proper feed distribution protects downstream equipment

Secondary and Tertiary Crushing

  • Cone crushers offer uniform particle size and high efficiency

  • Impact crushers improve particle shape for construction aggregates

Matching crusher types with material characteristics prevents over-crushing and unnecessary wear.


4. Improve Aggregate Shape Through Process Optimization

Aggregate shape is largely influenced by crushing mechanics and process design.

Effective strategies include:

  • Using impact-based crushing for shaping stages

  • Avoiding excessive compression in final crushing

  • Controlling reduction ratios at each stage

A well-balanced crushing process produces cubical aggregates with minimal fines, improving market value.


5. The Role of Screening in Cost Reduction

Efficient screening is essential for both quality control and cost savings.

Benefits of optimized screening systems:

  • Removal of natural fines before crushing

  • Reduced crusher load

  • Lower wear part consumption

  • Improved product gradation accuracy

Closed-circuit systems with properly sized vibrating screens help ensure that only correctly sized material proceeds to the next stage.


6. Reducing Wear Parts and Maintenance Costs

Wear parts are one of the largest operating expenses in crushing plants.

Cost reduction strategies include:

  • Selecting the correct crushing chamber design

  • Maintaining consistent feed conditions

  • Avoiding overloading and uneven feeding

  • Using high-quality wear materials

Proper operation can significantly extend liner life and reduce downtime.


7. Energy Efficiency and Automation

Energy consumption is a major cost factor in aggregate production.

Optimization measures:

  • Balanced equipment sizing

  • Elimination of unnecessary re-crushing

  • Automated control systems for load and speed adjustment

Modern crushing plants increasingly rely on automation and intelligent control systems to stabilize production and reduce energy waste.


8. Integrated Crushing Solutions Make the Difference

Isolated equipment upgrades rarely solve systemic problems. The most effective approach is an integrated crushing and screening solution, where all components are designed to work together.

An optimized system delivers:

  • Higher finished product yield

  • Lower operating cost per ton

  • Improved production stability

  • Longer equipment service life


9. LIMING Heavy Industry Optimization Expertise

With extensive experience in aggregate and mining projects worldwide, LIMING Heavy Industry helps customers optimize crushing plant performance through:

  • Customized process design

  • High-efficiency crushing and screening equipment

  • Engineering-based system optimization

  • Professional technical support

Each solution is tailored to specific material conditions, capacity requirements, and quality standards.


Previous News

12/3/2024

12/3/2024

With New Investment, Iron Ore Processing Project Marks a Breakthrough

Recently, it has been reported that Guinea's Simandou iron ore project has successfully secured a $15 billion financing, sparking widespread attention in the global mining industry. As manufacturers of iron ore processing equipment, we are filled with confidence and see tremendous development opportunities in this.

The Simandou iron ore project has long been under the spotlight due to its abundant resource reserves and potential development value. The successful financing of this project will inject new momentum into the mining industry in Guinea and the entire region. As suppliers of processing equipment, we will actively participate, providing high-quality processing equipment and comprehensive technical support to the project.

1-230GG6092Y06.jpg

The arrival of this investment signifies a new round of development opportunities for the iron ore processing industry. We will increase research and development investment, continuously improve the intelligence and automation level of equipment to meet the project's demand for efficient production and energy conservation. Additionally, we will enhance cooperation with the project stakeholders, offering customized solutions to tailor the most suitable production line, maximizing the value of resources.

The vigorous development of the iron ore processing project will drive the prosperity of the entire industry chain. Besides equipment provision, we will also actively engage in technical training and after-sales services, assisting the project stakeholders in enhancing production efficiency, reducing operating costs, and achieving sustainable development.

As manufacturers of iron ore processing equipment, we will continue to keep pace with the project's development, innovate continuously, and provide customers with higher-quality products and services, jointly creating a bright future for the iron ore processing industry.

ore-b-2.jpg




29/3/2023

29/3/2023

Heap leaching gold extraction process

[Process introduction] : Gold heap leaching process is to break low-grade gold ore to a certain particle size (or granulation), pile it on a leakproof bottom mat made of asphalt, concrete or plastic materials, spray with low-concentration cyanide, alkaline solution, non-toxic solvent or dilute sulfuric acid and other solutions on the mine heap to dissolve gold, and the gold-containing solution percolates out from the mine heap. Then the gold is recovered by activated carbon adsorption or zinc powder replacement precipitation.

1-230GG60T4X9.jpg

[Application field] : Gold heap leaching is often used to develop small ore bodies or low-grade gold deposits, or both, and cannot be exploited by conventional methods.

ore-b-l.jpg


18/3/2024

18/3/2024

Explore crushing and milling Opportunities at Our Booth - Spring Canton Fair Invitation

Dear customers,


We are thrilled to extend a cordial invitation to you and your esteemed team to visit our booth at the upcoming Spring Canton Fair, scheduled to commence in mid-April.

As one of the premier events in the realm of international trade, the Spring Canton Fair provides a dynamic platform for businesses to showcase their products, foster connections, and explore new opportunities. We are excited to be part of this prestigious event, and we would be honored to have you join us.

We will bring our new crushing and grinding machine with us there. Our team of experts will be on hand to provide insights, answer queries, and discuss potential collaborations. Whether you are interested in exploring new business opportunities, learning about our latest offerings, or simply networking with industry peers, we guarantee a valuable and enriching experience.

Here are the details of our booth:

Booth Number: Processing machinery and equipment exhibition area, exhibition hall 20.1, booth number K07

Location:  No. 382, Yuejiang Middle Road, Haizhu District, Guangzhou, China

Time :April 15-19, 2024

20240320145809.png

To ensure that we can provie you with personalized attention during your visit, we encourage you to schedule a meeting with us in advance. Please feel free to contact online help to arrange a convenient time.


We genuinely look forward to welcoming you to our booth and engaging in meaningful discussions that can pave the way for mutually beneficial partnerships and collaborations.We eagerly anticipate the opportunity to connect with you at the Spring Canton Fair.


Warm regards,

Liming Team

7/3/2024

7/3/2024

1200 tons of Henan's new green building materials production line

The project covers an area of 840 acres, has an ore reserve of more than 50 million tons, and a designed annual output of 5 million tons.

image.png

Processing materials: granite

Production capacity: 1200T/H

Finished product particle size: 0-5mm, 5-10mm

                 10-16mm, 16-33mm

Equipment configuration: 2 C6X jaw crushers

                 2 HST single-cylinder hydraulic cone crushers

                 4 HPT hydraulic cone crushers

                 12 sets of S5X series circular vibrating screens

The EPC project team is deeply involved in the management of the project construction process throughout the entire process, and strictly implements scientific measures of mining and greening at the same time. The entire production line meets the requirements for modular, industrialized, park-based, intelligent, and green production.


22/2/2024

22/2/2024

Optimizing Material Processing with Mobile Crushers: Tips and Techniques

Unlock the full potential of your mobile crushers with these expert tips and techniques for optimizing material processing efficiency:

  1. Preventive Maintenance: Implement a proactive maintenance schedule to keep your mobile crusher in top condition. Regular inspections, lubrication, and component replacements can prevent costly downtime and ensure optimal performance.

  2. Proper Setup and Calibration: Ensure proper setup and calibration of your mobile crusher for efficient material processing. Adjustments to settings such as crusher speed, conveyor height, and feed rate can significantly impact throughput and product quality.

  3. Material Selection and Preparation: Choose the right material for your application and ensure proper preparation before feeding it into the crusher. Remove contaminants, segregate oversized materials, and control the feed rate to optimize crushing efficiency and minimize wear on equipment.

  4. Optimized Crushing Chamber: Adjust the crusher's chamber settings to suit the characteristics of the processed material. Experiment with different settings to achieve the desired particle size distribution while maximizing throughput and minimizing energy consumption.

  5. Monitoring and Control Systems: Utilize advanced monitoring and control systems to track key performance indicators in real-time. Monitor parameters such as crusher load, feed rate, and product size distribution to identify potential bottlenecks and optimize crusher operation accordingly.

  6. Material Handling and Conveyor Systems: Streamline material handling processes and optimize conveyor systems to minimize downtime and maximize throughput. Proper belt tensioning, alignment, and maintenance are essential for smooth operation and efficient material flow.

  7. Dust Suppression and Environmental Controls: Implement effective dust suppression measures and environmental controls to ensure compliance with regulatory requirements and maintain a safe working environment. Dust suppression systems, enclosure designs, and ventilation strategies can minimize dust emissions and improve operator safety.

  8. Training and Education: Invest in comprehensive training programs for operators and maintenance personnel to ensure proper equipment operation and maintenance practices. Well-trained staff can identify potential issues early, troubleshoot problems effectively, and optimize crusher performance for maximum productivity.

  9. Continuous Improvement: Foster a culture of continuous improvement by regularly reviewing and analyzing crusher performance data. Identify areas for optimization, implement corrective actions, and monitor the impact on overall efficiency to drive continuous improvement initiatives.

  10. Collaboration with Suppliers: Work closely with equipment suppliers and industry experts to stay informed about the latest developments and best practices in mobile crusher technology. Collaborate on equipment selection, optimization strategies, and performance improvement initiatives to achieve mutual success.

  11. 250tph nickel ore mobile crushing line in New Caledonia

By implementing these tips and techniques, you can optimize material processing with your mobile crushers, improve productivity, and maximize return on investment in your crushing operations.


24/2/2024

24/2/2024

Comparing Jaw Crushers: Which Model Is Right for You

Are you in the market for a jaw crusher but unsure which model suits your needs best? This comprehensive guide breaks down the key factors to consider when comparing different jaw crusher models, helping you make an informed decision.

  1. Performance Metrics: Compare factors such as maximum feed size, capacity, and reduction ratio across various models to assess their performance capabilities.

  2. Operating Costs: Evaluate the energy consumption, maintenance requirements, and wear parts costs associated with each jaw crusher model to determine the most cost-effective option over its lifespan.

  3. Technology and Features: Investigate the innovative features and technologies integrated into each model, such as hydraulic adjustment systems, anti-friction bearings, and automated settings, to understand their impact on performance and productivity.

  4. Application Suitability: Consider the specific materials and applications for which each jaw crusher model is designed. Some crushers may excel in the primary crushing of hard rock, while others are optimized for the secondary or tertiary crushing of softer materials.

  5. Size and Mobility: Determine whether a stationary or mobile jaw crusher better suits your operational requirements. Mobile crushers offer flexibility and maneuverability, while stationary crushers may provide higher production capacities and stability.

  6. Environmental Considerations: Assess the environmental implications of each jaw crusher model, including noise levels, dust generation, and emissions, to ensure compliance with regulatory standards and minimize environmental impact.

  7. User-Friendly Design: Look for user-friendly features such as easy access to maintenance points, intuitive control systems, and safety enhancements to enhance operator convenience and safety.

  8. Customer Support and Service: Research the reputation of the manufacturer or supplier, including their after-sales support, spare parts availability, and service network, to ensure ongoing reliability and support throughout the lifespan of your jaw crusher.

  9. image.png

  10. image.png

  11. image.png

By carefully comparing these factors across different jaw crusher models, you can confidently select the model that best aligns with your operational requirements, budget constraints, and long-term goals. Remember to prioritize reliability, performance, and efficiency to maximize the return on your investment in a jaw crusher.


24/2/2024

24/2/2024

Application of large-scale vertical roller mill in limestone powdering

Limestone is a common non-metallic mineral and a valuable resource with a wide range of uses. Limestone reserves in my country are abundant, widely distributed in nature, and easy to obtain. After grinding and processing, limestone can be used in many fields and achieve considerable economic benefits. It is the main raw material for manufacturing cement, lime, and calcium carbide. It is also widely used in metallurgy, the chemical industry, building materials, power plant desulfurization, and other industries.

As a total solution provider for grinding equipment, Liming Heavy Industry has been committed to developing more efficient, energy-saving, and environmentally friendly grinding equipment. With more than 30 years of experience in grinding mill design, R&D, and manufacturing, it launched the LM vertical roller mill. It can prepare limestone powder of different particle sizes, has low construction cost, is green and environmentally friendly, and is an ideal choice for customers.

image.png


This project is a limestone powdering project in a certain area in Central China. The finished limestone powder is used to make filler for mine filling and to treat the open areas left after mining. Mine filling mainly uses different filling materials, such as soil, sand, tailings, fly ash, cement, limestone, etc., to fill the mine to prevent collapse. The use of this filling process not only ensures safe production during the mining process, but also helps protect the natural environment and land resources.

image.png

image.png


Contact us to inquire more about customer on-site conditions and machine details.


25/1/2024

25/1/2024

Mica Powder Production Process

Mica is the general name of mica group minerals, is one of the main rock-forming minerals, The crystal shape has glass luster, thin sheet has elasticity. Its types mainly include biotite, phlogopite, Muscovite, lepidolite, sericite, etc. Muscovite is the most widely used in industry, and is widely used in the building materials industry, fire fighting industry, fire extinguishing agent, welding electrode, plastics, electrical insulation, paper making, asphalt paper, rubber, pearlescent pigments, and other chemical industries.

Synthetic mica, also known as fluoro phlogopite, is made from chemical raw materials by melting and cooling at high temperatures. Many of its properties are better than natural mica, such as temperature resistance of up to 1200 ° C, good electrical insulation and acid and alkali resistance, and transparent, peeling, and elastic characteristics, is an important non-metallic insulation material for modern industry and high technology such as motors, electrical appliances, electronics, aviation.

image.png

Recently, news came from the customer site that the mica powder production line built by our company was officially put into operation! The project is to process synthetic mica with excellent properties and apply it to diaphragm materials for solar photovoltaic panels and lithium batteries.

The whole production line uses MW ring roller micro-grinding, fully combined with the user's site conditions, reasonable process design, compact layout, low carbon production and environmental protection, and high operating efficiency!

image.png

Processing material: synthetic mica

Use of finished products: solar photovoltaic panels, lithium battery diaphragm materials

Equipment used: MW ring roller micro-grinding

image.png

  • Home
  • Prev
  • ···7891011···
  • Last
Clicky