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NGZR attended to The 27th China international Mining Conference & Exhibitions on Oct 23-25th -2025 in Tianjing City. Read More

On Aug-25, 2025, 2 sets of Φ2700*4500 ball mill lining plates loading in 3 x 20GP container, via Shanghai seaport , export to Mozambique mining customer.Those mill liner plates material are Manganese - Chromium alloy steel ( M13Cr2), total weight is 64.5 tons , including 1122 units of Bolts & Nuts Read More

On June 12, 2025, 100 tons of high chromium cast grinding media balls loading in truck, will send to Shanghai port warehouse to loading in Containers ship to Algeria ORAN port. Read More

Is Manganese Steel Rust Proof?Learn whether a manganese steel liner is rust proof, how moisture affects wear parts, and how to choose the right alloy for mining, cement, and crusher applications. Is manganese steel really rust proof? The short answer is no. A manganese steel liner can handle impact Read More

Is Manganese Steel Stronger Than Steel?Learn whether manganese steel is stronger than ordinary steel, how a manganese steel liner resists impact and wear, and when it delivers better value for mills and crushers. Is stronger always better in steel selection? Not really. A manganese steel liner can Read More

Master grinding ball selection for milling. Learn how material, size, and density optimize energy efficiency, wear rates, and production yields. Read More

Master grinding media selection with our guide on sizing, material types, and hardness. Optimize milling efficiency and reduce plant downtime. Read More