Silicon metal manufacturer(Si553,441,3303,2202)
Description :
Silicon Metal processed by excellent industrial silicon and including full varieties. Used in electro, metallurgy and chemical industry. It is silver gray or dark gray powder with metallic luster, which be of high melting point, good heat resistance, high resistivity and superior oxidation resistance, it's called "industrial glutamate", which is an essential basic raw material in hi-tech industry.
Silicon Metal Specification :
| Grade | Chemical composition(%) | ||||
| Si | Fe | Al | Ca | P | |
| > | ≤ | ||||
| 1515 | 99.6% | 0.15 | - | 0.015 | 0.004 |
| 2202 | 99.5% | 0.2 | 0.2 | 0.02 | 0.004 |
| 2203 | 99.5% | 0.2 | 0.2 | 0.03 | 0.004 |
| 2503 | 99.5% | 0.2 | - | 0.03 | 0.004 |
| 3103 | 99.4% | 0.3 | 0.1 | 0.03 | 0.005 |
| 3303 | 99.3% | 0.3 | 0.3 | 0.03 | 0.005 |
| 411 | 99.2% | 0.4 | 0.04-0.08 | 0.1 | - |
| 421 | 99.2% | 0.4 | 0.1-0.15 | 0.1 | - |
| 441 | 99.0% | 0.4 | 0.4 | 0.1 | - |
| 553 | 98.5% | 0.5 | 0.5 | 0.3 | - |
Application :
1.Silicon is widely used in smelting alloy elements,as a reducing agent in many kinds of metal smelting.
2.Silicon metal Widely applied to refractory material and power metallurgy industry to improve the heat resistance, wear resistance and oxidation resistance.
3. Industrial silicon powder is regarded as alloy additive, improve the steel hardenability in metallurgy and foundry industry.
4.It is mainly used in production of alloys,polycrystalline silicon,organic silicon materials and high-grade refractor Pls see the following page, there are detailed spec and products pitures.
Package :
Package : Plastic woven bag, 1 ton/bag or according to customer requirements
