In the process of iron and steel smelting, in addition to some commonly used refractory brick products with regular shapes, some mud materials are also used to fill the gaps between the bricks, or the mud materials are directly used for construction, which is fast and convenient, or mixed materials are used. Some irregular products are produced by prefabrication. What are the main products of these products? Let's take a look at them together:

Slag retaining wall/weir, breathable curtain wall

It is mainly used to block steel slag, change the trajectory of molten steel, prolong the residence time of molten steel, and promote the collision and floating of inclusions in molten steel to purify molten steel; change the distribution of molten steel flow in the tundish, make the flow field of molten steel reach a better state, reduce the retention area, Expand the steady flow area; the product has the characteristics of high strength, corrosion resistance, erosion resistance and strong slag blocking ability.

Various cover materials

It is mainly used to seal steel containers to prevent heat loss and secondary oxidation of molten steel; the product has the characteristics of excellent thermal shock resistance, low thermal conductivity, and good thermal insulation performance;

Current stabilizer, impact plate

It is mainly used to accept the molten steel injected from the ladle, absorb the kinetic energy of the molten steel injection impact, reduce the splash of the molten steel, promote the orderly flow of the molten steel to ensure that the inclusions are fully collided and removed, and reduce the erosion of the refractory material in the injection area; the product has high temperature strength and high strength. , impact resistance, excellent volume stability and so on.

Blocks, Separation Rings

It is mainly used in conjunction with runner products and plays the role of fixing the runner; the product has the characteristics of good volume stability and thermal shock resistance.

Dry material, spray coating, spread material

It is mainly used in the working layer of the tundish to protect the permanent layer, hold high-temperature molten steel, and absorb inclusions in the molten steel.

Permanent layer castables

It is mainly used in the permanent layer of each steel container to support the working layer and reduce the heat loss of molten steel. The product has the characteristics of good fluidity, no baking, excellent thermal insulation performance and thermal shock resistance.

blast furnace gunning

The blast furnace gunning material is characterized by automatic remote control mechanical gunning construction, high strength and good wear resistance. It is mainly used for gunning and lining maintenance of large, medium and small blast furnaces, which can prolong the service life of blast furnaces. ;

Iron trench castables

The iron ditch is the main channel for transporting molten iron and iron slag. The iron ditch material is divided into the main ditch material, the branch ditch material and the slag ditch material according to the used parts, which are respectively used for the main ditch, branch ditch and slag ditch of the iron ditch. It is characterized by excellent slag iron corrosion resistance and erosion resistance, and good thermal shock resistance;

Heating furnace castables

Heating furnace series castables are characterized by good thermal shock resistance, high strength and good heat preservation, and are mainly used in the working layer and thermal insulation layer of the furnace roof, furnace wall, furnace bottom and other parts of various heating furnaces;

Castables for ferronickel rotary kiln

The castable for ferronickel rotary kiln is characterized by excellent acid and alkali resistance, high strength and high wear resistance, good heat preservation and thermal shock stability, and is mainly used for the lining and other auxiliary parts of ferronickel rotary kiln ;

Desulfurizers

The desulfurization spray gun is mainly used in the molten iron pre-desulfurization system. It is characterized by good integrity, good thermal shock stability and long life. It is the main refractory product for molten iron injection desulfurization. It is important to reduce the sulfur content in the molten iron to produce high-quality steel. effect;

KR mixer

KR agitator is mainly used in molten iron pre-desulfurization system. It is characterized by good integrity, good thermal shock stability, long life, good slag resistance and molten iron erosion resistance. It is the main product for molten iron desulfurization by stirring method. The sulfur content in the iron removal water plays an important role in the production of high-quality steel;

Furnace cover

Furnace cover products are mainly used for the furnace roof of electric arc furnace smelting and the furnace roof of LF refining furnace, which are characterized by good thermal shock stability, good corrosion resistance of high temperature acid and alkali gas, and long life;

Ladle working layer castables

Mainly used for ladle working layer cladding wall, ladle bottom working layer parts, used to undertake molten steel. The product has the characteristics of high strength, erosion resistance, good resistance to slag erosion, and good thermal stability;

Fire clay

It is mainly used for the masonry of working lining bricks and permanent lining bricks. It has the characteristics of convenient construction, firm bonding of lining bricks and excellent corrosion resistance;

Prefabricated Ladle Bricks

It is mainly used for the working layer of the ladle working layer and the working layer of the bottom of the ladle, and is used for smelting low carbon steel and ultra-low carbon steel. The product has the characteristics of high strength, high temperature erosion of molten steel, high pressure argon flow stirring and impact, good slag erosion resistance, and good thermal stability.