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增碳剂 Recarburizer

发布者:河南恒祯实业有限公司发布:2022-07-20 20:54:44
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用于铸造,铸铁、铸钢,在熔炼中常用炉料为生铁、废钢、回炉料,增加铁液中的碳含量,能起到一定的降低铸件成本的作用。

使用增碳剂不仅可以补足钢铁冶炼过程中碳的烧损,确保钢铁特定牌号碳含量的要求,还可以用于炉后调整。作为感应电炉熔化铁水的重要原料,增碳剂的质量和用法直接影响了铁水的状态 .在进行除渣、除气处理之后的钢包中加入特定牌号的增碳剂,可调整钢包中的碳含量,达到一包多号的目的。

增碳剂的原料有很多种,优质增碳剂一般指经过石墨化的增碳剂,现在市场上的石墨增碳剂一般来说来自两种途径,一种是石墨电极的废料切割,再一个就是石油焦3000度的石墨化产品。在高温条件下,碳原子的排列呈石墨的微观形态,所以称之为石墨化。石墨化可以降低增碳剂中杂质的含量,提高增碳剂的碳含量,降低硫含量。

The recarburizer is used in casting like iron casting and steel casting, and the common furnace charge is pig iron, scrapped steel and foundry returns during the smelting, which can reduce the casting cost by increasing the carbon content in iron solution.

The use of recarburizer can not only make up for the carbon loss in the process of steel smelting, satisfy the requirement of carbon content of specific grades of steel, but also can be used for post-furnace adjustment. As an important raw material for molten iron in induction furnace, the quality and usage of recarburizer have a direct influence on the state of molten iron. The carbon content in steel ladle can be adjusted to achieve the purpose of diversity by adding a specific grade of recarburizer to the steel ladle where slag removal and degassing treatment have finished.

There are many kinds of raw materials to shape recarburizer, and high-quality recarburizer generally refers to graphitized recarburizer. At the moment, in the market, graphitized recarburizer can be obtained through two ways: one is the waste cutting of graphite electrode, and the other is the graphitized product of petroleum coke under the temperature of 3,000 degrees. With high temperature, carbon atoms are arranged in the microscopic form of graphite, which is called graphitization. Graphitization can reduce the impurities in the recarburizer, increase the carbon content of the recarburizer and decrease sulfur content.

我公司生产的增碳剂特点:

Characteristics of recarburizer produced by our company:

1、石墨化增碳剂吸收率高(80-85%),无残留,更环保。

2、磷硫含量大大低于生铁中含量,性能稳定;

3、石墨化增碳剂便于生产使用,可以大幅度降低铸件生产成本。

4、高温焙烧,石墨化,固定碳含量高。

5、不返渣,工况易控制。

6、石墨晶核多,石墨化良好,减少铁液收缩倾向,改善铸件的力学性能。

7、规格系列全,可据客户要求调整产品粒度。

8、添加方法简单,易操作,负责技术指导试用。

9、性价比高,比外资同样产品价格低30-35%。

1.Graphitized recarburizer has high absorption rate (80-85%), no residue, and is more environmentally friendly;

2.The content of phosphorus and sulfur is much lower than that of pig iron , and the performance is stable;

3.Graphitized recarburizer can be easily used in production and can greatly reduce the cost of casting;

4.It needs roasting within high temperature and graphitization, and boasts a high fixed carbon content;

5.No slag returns, and working condition is easy to control;

6.Graphite crystal nucleus is multiple, graphitization is good, the tendency of iron liquid shrinkage is reduced, and the mechanical properties of casting are improved;

7.The specifications are various and product size can be adjusted in line with customers’ requirements;

8.Use method is simple and technical guidance and trial are provided;

9.Compared with foreign counterparts, it is cost effective and can reduce 30-35% in price.

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