FeSi Alloy High Silicon Ferroalloy for Enhanced Strength and Hardness in Steel Making
FeSi alloy, a high-silicon ferroalloy (typically 70-75% Si), is indispensable in steelmaking for elevating strength and hardness--properties critical for demanding applications like construction, automotive, and tool manufacturing. Silicon's role as a solid solution strengthener is pivotal: when added to molten steel, it dissolves into the ferrite matrix, impeding dislocation movement and increasing resistance to deformation. This translates to higher tensile strength (ideal for load-bearing structures) and improved hardness (vital for cutting tools and wear-resistant parts). Beyond strengthening, FeSi enhances hardenability, allowing steel to retain hardness after quenching, expanding its use in gears, shafts, and dies. The alloy's low melting point relative to steel ensures early dissolution, promoting uniform distribution and minimizing segregation. In electric arc furnace steelmaking, it accelerates deoxidation, reducing processing time. For manufacturers seeking to upgrade steel grades without exotic elements, FeSi offers a cost-effective path to superior mechanical performance. Its versatility across carbon, alloy, and stainless steels makes it a universal enhancer, driving innovation in high-performance materials.
Specifications Ferro Silicon
| Brand |
Chemical Composition (%) |
|
Si% ≥ |
Al% ≤ |
Ca% ≤ |
P% ≤ |
S% ≤ |
C% ≤ |
Fe% |
| FeSi75 |
75 |
1.5 |
1 |
0.035 |
0.02 |
0.2 |
Balance |
| FeSi72 |
72 |
1.5 |
1 |
0.04 |
0.02 |
0.2 |
Balance |
| FeSi70 |
70 |
1.5 |
1 |
0.04 |
0.02 |
0.2 |
Balance |
| FeSi65 |
65 |
2 |
1 |
0.04 |
0.02 |
0.2 |
Balance |
Size: 10-50mm, 0-3mm, 1-3mm, 0-10mm or as your requirement or according to customers' requirements;
Sizes: 0-1mm, 1-3mm, 3-10mm, 300mesh
Packing & Delivery
Packing: 25Kg/bag, 1MT/bag or as your requirements.
Remark: chemical composition and size can be optimized by the customers' requirements.
FAQ
Q: How you can control your quality?
A: For each production processing, we have complete QC system for the chemical composition and Physical properties. After production, all the goods will be tested, and the quality certificate will be shipped along with goods.
Q: What's your delivery time?
A: It usually needs about 20-45 days after receiving the deposit.
Q: Do you provide free samples?
A: Yes, we can provide a free sample for testing, If we have sample in stock. The quantity based on the material type, The buyer should bear all the shipping costs.
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