How to choose slag

Slag is a solid waste generated during the steel production process, and its quality directly affects the quality of steel. Therefore, in steel production, the selection of slag is very important. So how do you choose slag? Let's take a look together.

1、 Understand the types and properties of slag

There are many kinds of slag, which can be divided into silicate slag, phosphate slag, sulfate slag, alumina slag, Calcium oxide slag, etc. according to different compositions and properties. Different types of slag have different properties, some of which have good stability and corrosion resistance, while others do not. Therefore, when selecting slag, it is necessary to understand the type and properties of slag in order to select slag that is suitable for one's own production needs.

2、 Select slag according to production needs

In the process of steel production, slag has many uses, such as protecting furnace lining, adjusting steel composition, desulfurization, dephosphorization, and desilication. Therefore, when selecting slag, it is necessary to choose according to one's own production needs. For example, if desulfurization is required, it is necessary to choose slag with good desulfurization performance; If it is necessary to adjust the composition of the steel liquid, it is necessary to choose slag with the ability to adjust the composition of the steel liquid.

3、 Considering the economy of slag

The selection of slag also needs to consider economic efficiency. The prices of different types of slag vary, with some being higher and others relatively cheaper. Therefore, when selecting slag, it is necessary to consider the price of the slag and choose an economical and practical slag.

4、 Pay attention to the quality of slag

The quality of slag directly affects the quality of steel. Therefore, when selecting slag, it is necessary to pay attention to the quality of the slag. A good slag should have characteristics such as good stability, good corrosion resistance, and strong ability to remove impurities. Therefore, when selecting slag, it is necessary to choose high-quality slag.

V. Choose reputable suppliers

The quality of slag is not only related to the slag itself, but also to the supplier. Therefore, when selecting slag suppliers, it is necessary to choose reputable suppliers. A reputable supplier can not only provide high-quality slag, but also provide timely service and technical support.

In short, choosing the slag that suits your production needs is very important. When selecting slag, it is necessary to understand the type and properties of the slag, choose according to production needs, consider the economy of the slag, pay attention to the quality of the slag, and choose reputable suppliers. Only in this way can we choose slag that is suitable for our production needs and ensure the quality of steel.