Jan 30, 2024 Leave a message

Smelting Ultra-low Carbon Stainless Steel By High Carbon Ferrochromium Back Blowing Method

ferrochrome price per ton today
 

 

The main part of the cost of low carbon stainless steel liquid steel. In recent years, with the extensive application of stainless steel in society, stainless steel scrap resources have become increasingly abundant. At the same time, a large amount of stainless steel castings are returned to the stainless steel castings in the steel casting plant. In order to reduce production costs, on the basis of the return method to smelt ultra-low carbon stainless steel, the high-carbon ferrochrome return oxygen blowing method is used to smelt ultra-low carbon stainless steel to improve The chromium content of the furnace charge can use less or no expensive micro-carbon ferrochrome or metallic chromium, which has considerable economic benefits.

 

 

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ferro chrome price per kg

 

The high carbon ferrochromium return oxygen blowing method is a smelting method that uses returned materials to recover alloy elements and remove gases and inclusions through oxygen blowing and decarburization to ensure the performance requirements of the steel. When batching, increase the amount of chromium in the charge. In addition to a large amount of returned materials, an appropriate amount of high-carbon ferrochromium can be added to make the chromium content in the charge reach a higher level, higher than the specification standard. Stainless steel is smelted by the return oxygen blowing method of high carbon ferrochrome.

 

 

ferro chromium

ferro chrome price per ton
 

 

The burning loss of chromium has been fully considered during the batching process, and the chromium content has been adjusted to a higher content. During the oxygen blowing decarburization process, the thermodynamic conditions of carbon and chromium balance have been fully utilized. Remove carbon and preserve chromium to minimize the oxidation of chromium. When the carbon is reduced to the requirement, the chromium content is close to or reaches the specification standard. Without adding or adding a small amount of micro-carbon ferrochromium, the chromium content can reach the specification standard after reduction.

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