Ningguo Zhongxin Wear Resistant Materials Limited Co., Ltd. is a modern joint-stock enterprise and a manufacturer and trading company based in Ningguo City, China, known as the "hometown of casting ball." Established with a focus on wear-resistant materials, the company operates a 50,000 square meter facility and employs 101 to 200 people. With an annual production capacity exceeding 30,000 tons and an annual turnover of approximately 130,000,000-150,000,000, Ningguo Zhongxin specializes in the professional production of chromium alloy casting balls, casting sections, and alloy steel castings. Their "DongPO brand" chromium series products, including high and low chromium alloyed casting bars and grinding balls, adhere to GBL7445-1998 national standards and relevant international standards. These products are widely applied across various industries such as building materials, metallurgy, mining, thermal power, chemical, and magnetic materials. The company boasts strong technology development capabilities, a comprehensive quality assurance monitoring system, and efficient production management, supported by advanced equipment and complete testing means. Ningguo Zhongxin is certified with ISO9002 and holds several local quality and brand certificates. They export their products to international markets, including Southeast Asia, Central Asia, Europe, and the United States.
High/Low Chromium Cast Grinding Ball
High Chromium Cast Grinding Ball
High/Low Chromium Alloyed Casting Bars
High/Low Chromium Cast Grinding Ball
Ningguo Zhongyi Wear-Resistant Material Co., Ltd.
🇨🇳 China
200711-50 peopleManufacturer
High-tech enterprise
Patented technology
Product customization
Eco-friendly supplier
Key market
🇰🇷 South Korea
Description
Ningguo Zhongyi Wear-Resistant Material Co., Ltd., established in 2007, is a manufacturer based in Xuancheng, China, specializing in wear-resistant materials. The company integrates wear-resistant material technology, grinding technology, independent research and development, production, equipment manufacturing, and technical services. With a factory covering approximately 29,000 square meters, Ningguo Zhongyi has an annual output of 22,000 tons of grinding balls, cylinders, bars, and liner hammers. They maintain an inventory of over 1,000 tons and offer a wide range of products including high chromium grinding balls (up to 32% Cr, HRC69), cast grinding steel balls, grinding cylinders, grinding bars, and various mining machinery parts such as compartment, hammer, and liner series. The company holds ISO 9001 and ISO 14001 certifications, ensuring quality and environmental management. They possess complete molds for grinding steel balls, bars, and special-shaped grinding bodies with diameters from 8 to 150mm, capable of producing steel balls with an impact value greater than 30J/cm², suitable for large sag mills. Ningguo Zhongyi also provides technical services including grinding ball weight ratio optimization, mill reforms, and grinding system parameter setting. Their products are exported to over 20 countries and regions, including South Korea, Egypt, South Africa, Peru, Bangladesh, Russia, and the Middle East.
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