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2023-03
Introduction to Roll Knowledge
The carbon content of cast iron roll is about 2.5% - 3.5%. According to the main materials, it can be divided into four categories: ordinary cast iron roll, high nickel chromium infinitely chilled composite cast iron roll, high chromium composite cast iron roll, and alloy ductile iron roll. The common structures in cast iron rollers can be divided into three categories: matrix, cementite, and graphite. The main matrix structures are bainite, ferrite, pearlite, bainite, and martensite. Graphite in cast iron generally has two forms: flake and spherical
2023-03-01
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