Products

Rare Earth Fesimg Alloy
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Shape: Lump Powder Particles
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Chemical Composition:Mg Re Si Ca Mn Al Ti Fe
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Size:3~8mm 15~25mm 15mm~30mm 10~50mm 10~100mm .etc
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Package: Ton bag or customized according to customer requirements
Rare earth fesimg alloy is an alloy made of ferrosilicon, calcium, magnesium, rare earth, etc. by melting and configuring. It is also called magnesium alloy spheroidizer. It is a good inoculant. It is mainly used to produce spheroidizers, vermicularizers, and inoculants. It is also used as an additive and alloying agent in the production of steel and iron.
RE magnesium ferro silicon alloy is a silver-white solid. The casting thickness of each grade does not exceed 100mm. The standard size is 5~25mm and 5~30mm. According to different uses, customers can also specify special sizes.

chemical composition
|
Grade |
Composition(%) |
|||||||
|
Mg |
Re |
Si |
Ca |
Mn |
Al |
Ti |
Fe |
|
|
S |
||||||||
|
QRMg7HRE2 |
6.0-<8.0 |
1.5-<2.5 |
35.0-44.0 |
≤4.0 |
4.0 |
0.5 |
0.5 |
residual |
|
QRMg8HRE3 |
7.0-<9.0 |
2.5-<4.0 |
35.0-44.0 |
2.5-3.5 |
4.0 |
0.5 |
1.0 |
residual |
|
QRMg8HRE5 |
7.0-<9.0 |
4.0-<6.0 |
35.0-44.0 |
≤4.0 |
4.0 |
0.5 |
1.0 |
residual |
|
QRMg8HRE7 |
7.0-<9.0 |
6.0-<8.0 |
35.0-44.0 |
≤4.0 |
4.0 |
0.5 |
1.0 |
residual |
|
QRMg10HRE7 |
9.0-<11.0 |
6.0-<8.0 |
35.0-44.0 |
s4.0 |
4.0 |
0.5 |
1.0 |
residual |
Effects and efficacy
Casting industry
Ductile iron production
It is an indispensable spheroidizing agent in ductile iron production. Adding rare earth ferro silicon magnesium during the smelting process of molten iron can make graphite crystallize into spheres, significantly improve the mechanical properties of cast iron, such as strength, toughness, ductility, etc., and is widely used in the manufacture of mechanical parts, automotive parts, pipe fittings, etc.
Vermicular graphite cast iron production
It can be used as a vermicularizing agent to adjust the morphology of graphite to make it worm-like, and obtain vermicular graphite cast iron with good comprehensive performance. It is often used to manufacture engine cylinders, exhaust pipes and other parts with high requirements for heat resistance and pressure resistance.
Inoculant
In the casting process, magnesium ferro silicon can also be used as an inoculant to promote graphitization, reduce the tendency of white cast iron, refine grains, improve the quality and performance of castings, and improve the surface quality and dimensional accuracy of castings.
Steel industry
Steelmaking additives
Adding rare earth fesimg during the steelmaking process can effectively deoxidize and desulfurize, remove harmful impurities in molten steel, and improve the purity of steel. At the same time, it can also improve the organizational structure of steel and refine the grains, thereby improving the strength, toughness, wear resistance and corrosion resistance of steel. It is often used in the production of high-strength alloy steel, stainless steel, heat-resistant steel, etc.
Continuous casting protection slag
It can be used as one of the components of continuous casting protection slag to improve the performance of the protection slag, such as lowering the melting point, increasing viscosity, and enhancing the uniformity of the slag film, thereby improving the stability of the continuous casting process and the surface quality of the ingot.
Nonferrous metal industry
Aluminum alloy
In the production of aluminum alloy, rare earth magnesium ferro silicon can be added as an additive to refine the grains, improve the organization of aluminum alloy, and improve its strength, hardness, heat resistance and corrosion resistance. At the same time, it can also reduce the impurity content in aluminum alloy and improve its purity, thereby improving the quality and performance of aluminum alloy, which is widely used in aerospace, automobile, electronics and other fields.
Magnesium alloy
For magnesium alloy, It can improve its high temperature strength, oxidation resistance and corrosion resistance. By adding an appropriate amount of re magnesium ferrosilicon, the organization and properties of magnesium alloys can be improved and their application range can be expanded, such as in aerospace, automotive parts, electronic equipment and other fields.
Other industries
Other fields
Rare earth ferro silicon magnesium can also be used to prepare other alloy materials, such as nickel-based alloys, cobalt-based alloys, etc., and plays an important role in high-temperature alloys, corrosion-resistant alloys and other fields. At the same time, it also has certain applications in some special ceramic materials, electronic materials and other fields to improve the performance of materials and meet specific use requirements.

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