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hammer head of the hammer crusher Read More

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

Steel is not one single material. Some steels are hard. Others are tough. A manganese steel liner is stronger than regular steel in high-impact wear, but not in every case. In this article, you will learn where manganese steel wins, where it does not, and how to judge it for mill liners. Read More

Hard steel can still fail too early. Why? It may crack before it wears out. A manganese steel liner solves this problem in heavy mills. It adds toughness, impact strength, and wear resistance. In this article, you will learn what manganese does to steel and why it matters for mill liners.  Read More

Manganese steel is not chosen because it looks hard. It is chosen because it survives punishment. A manganese steel liner protects mills and crushers where impact, ore, and grinding media attack every hour. In this article, you will learn where manganese steel is used, why it works, and when it make Read More

A cheap liner can become an expensive mistake. Why? It may cut output, raise power use, and stop the mill too often. Mill liners protect the shell, but they also shape grinding performance. In this article, we will discuss five practical ways to use liner selection, design, and maintenance to improv Read More