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High Manganese Steel Cone Crusher Concave and Mantle - China Suppliers & Factory for Enhanced Durability

Discover our premium crusher wear parts, engineered with high-crystalline nano compounds uniquely developed by our factory in China. As leading suppliers in the industry, we tailor our products based on customer feedback regarding the main wear areas of cone crusher linings. Our innovative addition of compound nails significantly enhances durability, extending the service life of our crusher wear parts to 2-3 times that of standard options. Trust our China factory for superior quality and performance in wear solutions

    Features

    Super wear resistance

    The hardness of our cone crusher liners is more than HRC68°. Under large impact or contact stress, the surface layer is rapidly hardened, and the hardening index is 5-7 times higher than other materials, which greatly improves wear resistance.

    Good toughness

    The tensile strength of our cone liner exceeds 1500MPa and the impact toughness of the matrix exceeds 119J/cm2. It has good plasticity and impact toughness, can withstand the strong impact force generated by the cone crusher when it is working, and is not prone to brittle fracture.

    Long service life

    More than twice that of conventional crusher liners, reducing your parts replacement time and improving crushing efficiency.

    Product display

    Working principle

    The motor drives the eccentric sleeve to rotate, and the moving cone crusher liner (mantle) rotates and swings under the force of the eccentric sleeve. The high manganese steel crusher liner on the moving cone sometimes approaches and sometimes leaves the concave fixed on the adjustment sleeve, so that the material in the crushing chamber is continuously impacted, squeezed and bent and crushed.

    Applicable models

    Metso Series
    HP100, HP200, HP300, HP400, HP500, HP800, HP900.
    MP800, MP1000, MP1250
    GP100, GP200, GP300, GP500, GP11F, GP220
    Symons 3ft, 4ft, 5ft, 7ft...
    Sandvik Series
    CH420, CH430, CH440, CH660, CH860, CH870
    CS420, CS430, CS440, CS660
    CG650, CG820
    H2000, H3000, H4000, H6000, H8000
    QH331, QH441
    Sambo Series
    SGC600, SGC900, SGC1200, SGC1650
    SHC300, SHC500, SHC800
    SMC200, SMC400, SMC600
    SPC800, SPC1000
    Other Cone Crushers
    In addition to the equipment models listed above, there are many other cone crushers. We can provide high-performance crusher liners for your equipment. You only need to provide photos and nameplates of the equipment and part numbers of wear parts. Of course, it would be better if you can provide drawings.

    Maintenance and care

    Regular inspection

    Regularly stop the machine to check the wear of the crusher liners, observe whether the wear is uniform, whether there is severe local wear or cracks, etc.

    Adjustment & Installation

    When installing the crusher lining, ensure that it is firmly installed and the gap between the concave and mantle is uniform and consistent.

    Control materials

    Strictly control the particle size of the material entering the crushing chamber to avoid excessively large or hard materials (especially metals) from entering the crushing chamber to prevent excessive wear or damage to the crusher lining.

    Material properties

    Usually our crusher wear parts are based on Mn18Cr2, and we add our developed high-crystalline nano compounds (after more than 4 process treatments, they can be perfectly integrated into the base material). This makes the cast crusher wear parts have the following excellent characteristics: tensile strength greater than 1500MPa, impact resistance greater than 120J/cm2, and hardness greater than or equal to HRA85°.

    wear-parts

    Production process

    Model making
    According to the design drawings, use wood, metal or plastic and other materials to make a model with the same shape and size as the crushing wall for modeling in the casting process.
    Modeling and core making
    Fill the modeling materials such as molding sand around the model, take out the model after compaction, and form a casting cavity. For the crushing wall with complex structure, it is also necessary to make a core to form an internal cavity or hole.
    Melting and pouring
    Put the high manganese steel raw materials into an electric furnace or other melting furnace for melting. After reaching the appropriate temperature and composition, pour the molten steel into the casting cavity, and cool and solidify to form a high manganese steel crushing wall blank.
    Heat treatment
    The crushing wall blank after casting is subjected to heat treatment processes such as water toughening to eliminate casting stress and improve the strength, toughness and wear resistance of the material.

    Quality control

    Chemical composition detection
    The chemical composition of high manganese steel materials is strictly tested by means such as spectral analysis to ensure that the content of each element meets the standard requirements, such as manganese content is generally 10%-15%, and carbon content is 0.90%-1.50%.
    Hardness test
    Use a hardness tester to test the hardness of the crushing wall surface and key parts to ensure that the hardness value is within a reasonable range to meet the wear resistance requirements.
    Flaw detection
    Use ultrasonic flaw detection, magnetic particle flaw detection or radiographic flaw detection to detect whether there are cracks, pores, sand holes and other defects inside the crushing wall to ensure product quality.

    Frequently Asked Questions

    Q1: What materials are your cone crusher liners made of?
    Our cone crusher wear parts are primarily made of Mn18Cr2 combined with our self-developed high-crystalline nano compounds, ensuring superior strength, durability, and impact resistance.
    Q2: What makes your crusher liners highly wear-resistant?
    The surface hardness of our liners exceeds HRC68°. Under heavy impact or contact stress, the outer layer rapidly hardens at a rate 5-7 times higher than standard materials, significantly reducing wear.
    Q3: Can you supply liners for brands not listed on your website?
    Yes. We can manufacture high-performance crusher liners for various other models. Simply provide us with the equipment photos, nameplates, part numbers, or technical drawings.
    Q4: How do you ensure the quality of your crusher wear parts?
    We enforce strict quality control through chemical composition analysis, hardness tests on key areas, and non-destructive flaw detection (ultrasonic, magnetic particle, or radiographic tests) to eliminate internal defects.
    Q5: What is the expected service life of these cone liners?
    Our cone crusher liners last more than twice as long as conventional options, which minimizes replacement downtime and significantly improves your overall crushing efficiency.