Mantle / Moving Cone Liner
Our Services
1.Before sales, we will fully understand the customer's working conditions and recommend the most appropriate material selection to the customer.
2.Provide customers with drawings based on their machine models, spare parts dimensions, etc.
3.After sales, we will continue to pay attention to the usage of the product and provide timely help.
4.Ensure that the quality of the purchased components is impeccable, and the technical parameters absolutely meet national standards.
5.Provide free quotation, worldwide sales, short delivery cycle, low price.
In the spare parts system of Single Cylinder Hydraulic Cone Crushers, the mantle (Mantle / Moving Cone Liner) is one of the most critical wear parts. It directly participates in the crushing operation, and its quality and condition directly determine the equipment's throughput, discharge size, and operating costs.
Below is a detailed breakdown across four dimensions: core definition, working principle, material and manufacturing process, and installation and maintenance.
1. Core Definition and Positioning
Physical Location: The mantle is installed on the moving cone and gyrates with it. Therefore, it is also referred to as the Moving Cone Liner or simply the moving cone.
Core Partner: Together with the stationary bowl liner (fixed cone liner), it forms the "annular crushing chamber" of the cone crusher.
2. Working Principle
Inter-particle (Laminated) Crushing: During the operation of a single-cylinder cone crusher, the surface of the mantle periodically approaches and moves away from the surface of the bowl liner. The material inside the crushing chamber formed by these two components is continuously subjected to compression, impact, and bending forces, causing it to break.
Discharge Adjustment: In a single-cylinder hydraulic cone crusher, the bottom hydraulic cylinder adjusts the vertical position of the main shaft to change the gap (discharge opening size) between the mantle and the bowl liner, thereby precisely controlling the discharge size.
3. Material and Manufacturing Process
In actual operating conditions, the mantle is subjected to extreme, high-frequency, and repeatedly alternating stresses (including impact, friction, compression, and shear). Therefore, the requirements for its material are exceptionally high:
Mainstream Materials: It is typically forged or cast using high manganese steel (e.g., Mn13, Mn13Cr2, Mn18Cr2) or new composite materials. High manganese steel possesses excellent "work-hardening" characteristics; its surface becomes significantly harder when subjected to intense impact, greatly enhancing its wear resistance.
Heat Treatment Process: High-quality mantles must undergo scientific smelting, water-glass sand casting, and strict heat treatment processes (such as modification treatment). This eliminates internal defects like porosity and shrinkage cavities, increasing the service life by 30%-50% compared to traditional materials.
4. Installation and Daily Maintenance Guidelines
Fastening and Casting: The mantle is secured to the moving cone body via the cone head. To prevent loosening and buffer impacts, epoxy resin or zinc alloy is typically cast between them.
Initial Inspection: After 6 to 8 hours of operation with a newly installed or replaced mantle, the equipment must be shut down to check the fastening condition. Any looseness must be tightened immediately.
Wear Monitoring:
Before starting the machine each day, inspect the liner for cracks, looseness, or excessive wear.
When the mantle's thickness wears down to below 20mm, the wear volume reaches 60%-70% of its original thickness, or large-scale cracks appear, it must be replaced immediately to avoid wearing out the moving cone body, which would cause greater losses.
Relevant parts
Concave, Bowl Liner, Fixed Cone Liner
- Categories : Cone Crusher
- Customization Available : Yes
Service Process
The company's sales network covers all major cities across China, while our R&D and manufacturing products have reached numerous countries and regions in Southeast Asia, the Middle East, Africa, Europe, and beyond, earning widespread acclaim from customers worldwide.
FAQs
We have 30+ years of industry experience, a professional team of engineers, strong production strength and mature equipment.
The company has a complete accessory system to provide you with reliable and fast accessory services, complete models, high-quality and durable accessories.
Engineers personally go to the site for technical training in installation, operation and maintenance to help you solve installation and operation problems.
We provide lifelong service for the equipment we sell, including post-maintenance services.
We have professional technical experts and service teams to tailor solutions for each customer.
The mainframe is designed for continuous heavy-duty operation. Wear parts such as jaw plates, liners and blow bars are made of high-manganese steel or alloy materials, and their service life depends on the material hardness and working hours.
Every machine goes through material inspection, machining inspection, assembly and a full no-load test run before shipment. Inspection records and test videos are provided to customers.
Warmly welcome. You can visit our manufacturing base in person, and remote video inspection is also available for customers from overseas.
Yes. Package orders of a full line or multiple machines usually receive a more favorable price and priority in the production schedule.
Large mainframes are shipped by sea in containers or bulk vessels; smaller machines and spare parts go by container, air freight or international express, with full packaging for moisture and rust protection.