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About Us
Company Profile

Founded in 2005, it is currently the leading manufacturer of ceramic metal composite roll sleeves/liners in China. It has been dedicated to the research and development of wear-resistant materials and the production of wear-resistant parts, while also providing vertical mill system wear-resistant optimization technology transformation services.

Our main products include: LUOMAN series ceramic metal composite roll covers/liners, plate hammers/hammer heads and other wear-resistant parts.

BAOER series wear-resistant ceramic coating, etc.

Over the past 20 years, Luowan has accumulated the production and sales of 180,000 tons of wear-resistant parts and materials, serving more than 600 enterprise users in various industries such as building materials, cement, thermal power generation, mining, and steel both domestically and internationally.

2005 years
The company was founded in
600 +
Domestic and foreign enterprise users
36000 ㎡
New Process Production Plant
180000 t+
Sell wear-resistant products
Technological Strength
In 2016, the first set of ceramic composite rolls with a diameter of 2.8 meters and weighing 13 tons, RM57/28, was launched by Lumen. As of March 2025, this type of roll has been delivered more than 20 sets, receiving high recognition and praise from building materials users. The successful operation of RM57/28 proves that Lumen's comprehensive technical capabilities in casting heavy ceramic components and precision mechanical processing are leading the industry.
Molding Machine
Medium Frequency
Casting Package
Sand Casting Machine
Molding Machine
Medium Frequency
Molding Machine
Medium Frequency
Casting Package
Sand Casting Machine
Molding Machine
Casting Package
Enterprise Technical Qualifications
China Building Materials Federation's Dual Certification of Scientific and Technological Achievements and New Products
Technology leading domestically | Products internationally advanced
37item
Patented
11item
Invention patent

Preparation Technology of Ceramic Metal Composite Roller/Disc for Vertical Mill, passed the dual appraisal of scientific and technological achievements and new products by China Building Materials Federation in 2018. Appraisal conclusion: The technology is leading domestically, and the product reaches international advanced level.

The product technology has won the "First Prize of Scientific and Technological Invention" at the provincial and ministerial levels. The company is the main editor of two industry standards, "Technical Conditions for Wear-resistant Parts of Pulverizers in Coal-fired Power Plants" and "Technical Conditions for Wear-resistant Pipes in the Electric Power Industry," as well as the main editor of the national standard "Technical Conditions for Casting Liners of Vertical Roller Mills - Grinding Rolls and Grinding Discs.

Awarded "Chongqing Branch Center" by the National Electric Power Industry Abrasion-Resistant Engineering Research and Development Center, and granted "Medium Speed Mill Composite Wear-Resistant Parts R&D Base" by the National Electric Power Industry Wear-Resistant Materials Experimental Research Center of China Electric Power Research Institute.

         
              
                
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