description of ferro phosphorus
Ferrophosphorus is a solid with a gray-black or gray-brown color. Iron Phosphorus is a chemical substance with the chemical formula FeP. It is non-toxic, odorless, and has no peculiar smell. It has good electrical and thermal conductivity, unique anti-rust, wear-resistant, salt spray resistance, strong adhesion, and other advantages.
Obtained from phosphorus-making electric furnace. It changes the corrosion resistance and chip resistance of steel. Phosphorus Iron is used as an alloying agent in the steelmaking industry and can also produce phosphates.
ferro phosphorus product specifications
|
Brand |
Chemical Composition (%) | ||||
| P | Si | C | S | Mn | |
| ≤ | |||||
| FeP24 | 23.0~25.0 | 3.0 | 1.0 | 0.5 | 2.0 |
| FeP21 | 20.0~<23.0 | 3.0 | 1.0 | 0.5 | 2.0 |
| FeP18 | 17.0~<20.0 | 3.0 | 1.0 | 0.5 | 2.5 |
| FeP16 | 15.0~<17.0 | 3.0 | 1.0 | 0.5 | 2.5 |
Specification granularity: natural block, 10-100mm, 10-60mm, 3-10mm, 1-3mm, 0-1mm, or customized according to customer requirements.
Packaging: Ton bag packaging (1000kg/bag) or customized according to customer requirements.
Use of Ferrophosphorus
Phosphorus And Iron is a harmful impurity for most steels, but for some steels, adding an appropriate amount of phosphorus can improve the hardness, wear resistance, and processability of the steel, but increases the brittleness of the steel.
For castings, adding an appropriate amount of phosphorus is capable of effectively improving the fluidity of molten iron and the surface quality of castings. Iron Phosphorus is widely used in rolls, automobile cylinder liners, engine rollers, and large castings to increase the corrosion resistance and wear resistance of mechanical parts. Phosphorus partially dissolves in ferrite in steel and partially forms very brittle compounds. The plasticity and toughness of steel at room temperature are drastically reduced, while the brittle transition temperature is increased.
Phosphorus And Iron is used in some specific fields, the most common of which is as an additive to electronic materials. Due to ferrophosphorus has low resistivity and good thermal stability, it is often used to prepare iron phosphide films or electronic devices. In addition, ferrophosphorus can also be used as an additive in welding materials, a component of rust inhibitors, and in the preparation of iron-based alloys.
manufacture of Iron Phosphorus
The main preparation method of ferrophosphorus is the phosphating reduction method. This method is to react phosphorus-containing compounds (such as iron triphosphate) with iron powder at an appropriate temperature to obtain ferrophosphorus. During the reaction, iron phosphide will chemically react with iron powder to generate Iron Phosphorus.






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