Sitomat Anti-wear Material Expert


In various fields of industrial production, the wear resistance and impact resistance of materials are always the core technical indicators that determine the service life and production efficiency of equipment. As an important branch of new industrial materials, Alumina cylinder has gradually occupied an important position in the field of wear-resistant materials due to its unique material properties and diversified application forms.

What is Alumina Cylinder

The material uses high-purity alumina with a purity of ≥ 95 % as the main raw material. Its high purity characteristics give the material excellent mechanical properties and chemical stability, ensuring stable performance in complex industrial environments. The micro-crystal structure constructed based on high-purity raw material system provides a basic guarantee for the reliable application of materials under harsh conditions such as high temperature, high load and strong corrosion.

Alumina Cylinder’s application

At the engineering application level, Alumina cylinder shows excellent composite structure adaptation ability. Firstly, the steel substrate surface is fixed by the precision mosaic process to form a gradient protective structure of the fused ceramic liner. In high-impact and high-wear industrial scenarios such as mine beneficiation equipment and cement plant pipelines, steel substrates often wear and deform due to direct material impact friction, resulting in increased costs and downtime losses caused by frequent replacement. When Alumina cylinder is embedded on the surface of the substrate, the high-rigid surface layer with Mohs hardness ≥ 9 can effectively resist the impact wear of the material, and the service life of the substrate can be extended by 3-5 times. At the same time, this heterogeneous material composite structure transfers the impact load to the matrix uniformly through the stress dispersion mechanism, which significantly improves the overall impact resistance.

Secondly, the Aluminium oxid Cylinder particles were embedded into the rubber matrix by vulcanization process to prepare a composite liner, which realized the organic combination of the high hardness and wear resistance of the ceramic and the elastic cushioning performance of the rubber. In conveyor belts, chutes and other equipment that require dynamic buffering, the rubber substrate of the ceramic rubber composite liner can effectively absorb the impact energy of the material and reduce the rigid impact of the instantaneous load on the equipment, while the ceramic phase provides durable wear protection. It is verified by industrial application that the composite structure maintains the elastic deformation ability of ≥ 85 % rubber matrix, and the wear resistance is more than 60 % higher than that of pure rubber liner, forming a rigid and flexible high-efficiency protection system.

As an innovative solution in the field of industrial wear-resistant materials, two typical application forms of Alumina Cylinder, steel-based mosaic structure and rubber-based composite structure, provide differentiated technical paths for high-rigid impact environment and dynamic buffer environment, respectively. With the development of industrial equipment in the direction of high speed and heavy load, higher requirements are put forward for the comprehensive performance of wear-resistant materials. With excellent mechanical properties matching and process adaptability, this material is expected to achieve large-scale application in more industrial fields and provide key material support for the long-term reliable operation of high-end equipment.



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Sitomat is Global technical experts in the field of industrial wear prevention, focusing on the in-depth application research of wear-resistant ceramic pipes, ceramic liners and composite wear prevention systems. Collects 15 years of wear repair data from the mine/power/cement industry and serves the equipment life extension plan of 237 heavy industry enterprises around the world.

Provide full-scenario wear-resistant solutions for mining, power, cement, metallurgy and other industries

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