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Melting Process of Nodular Cast Iron for Split Gearbox

In order to stabilize the melting quality of molten iron, the chemical composition shall be selected and strictly controlled as follows: w (C) 3.6%~3.7%, w (Si) 2.55%~2.65%, w (Mn) ≤ 0.2%, w (P) ≤ 0.03%, w (S) 0.008%~0.012%, w (Mg) 0.04%~0.05%. The spheroidizing method of nodular cast iron adopts...

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Inoculation treatment of nodular cast iron piston ring

The inoculant used in the production of nodular cast iron piston rings is a special mixed inoculant, which is composed of customized s inoculant and M inoculant in a certain proportion. The inoculation effect of single double piece nodular cast iron piston ring is obviously better than the commonly...

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