Ferrosilicon FeSi 45 Description
Ferrosilicon 45 is used as a deoxidizer in welding processes. During the welding process, both the base metal and the filler material oxidize at high temperatures, which in turn leads to the formation of unwanted oxides. Due to its high silicon content, ferrosilicon is able to react with the oxygen present in the weld zone to form silicon dioxide (SiO₂). This deoxidation reaction helps remove impurities, reduces the likelihood of welding defects, and improves weld quality. The deoxidizing properties of ferrosilicon, its alloying action, and its ability to improve weldability make it a valuable component in the welding industry. It is used in a variety of welding processes, welding fluxes, and welding electrodes to provide high-quality welds and reliable welded joints.
![]()
The Specification Of Ferrosilicon FeSi 45
| C | Si | Mn | S | P | Cr | Al |
| up to 0.2 | 41 - 47 | up to 1 | up to 0.02 | up to 0.05 | up to 0.5 | up to 2 |
Our Factory
![]()
Customers Visit
![]()
FAQ
Q: What is your advantages?
A: We have our own factories , lovely employees and professional production and processing and sales teams. Quality can be guaranteed. We have rich experience in metallurgical steelmaking field.
Q: Is the price negotiable?
A: Yes, please feel free to contact us anytime if you have any question . And for clients who wants to enlarge market, we will do our best to support.
Q: Do you have any in stock?
A: Our company has a long-term stock of spot, to meet customer requirements.
Q: Can we customize special products?
A: Our company has a professional team to customize and produce all kinds of products for customers.
Hot Tags: ferro silicon si 45%, China ferro silicon si 45% manufacturers, suppliers

