GRAY CAST IRON MODIFIER Russian patent published in 2020 - IPC C21C1/08 C22C33/06 C22C33/08 

Abstract RU 2720273 C1

FIELD: chemistry.

SUBSTANCE: modifier for grey cast iron from ferrosilicon, containing, in wt. %: 0.1–10 of strontium, less than 0.35 of calcium, 1.5–10 of aluminium and 0.1–15 of zirconium. Described is a modifier, a method of producing said modifier, a method for treating melt modifier and modified grey cast iron.

EFFECT: modifier provides improved processability of grey foundry iron.

9 cl, 4 tbl, 8 dwg, 3 ex

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RU 2 720 273 C1

Authors

Liptak, Matthew

Dates

2020-04-28Published

2017-04-12Filed