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                What is the reason for the formation of mold hardness with the lack of an average?

                • 2017-03-16
                • Frequently asked questions
                • by Admin

                1, the large section of the mold, steel hardenability is poor, such as the selection of a large mold of low hardenability steel. 2. In the original microstructure of die steel, the segregation of carbide is serious or the structure is thick...

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