Metallurgical Grade Silicon Metal

Metallurgical Grade Silicon Metal, with a purity exceeding 99.9%, is essential for the semiconductor industry, where it is used to produce integrated circuits and other electronic components. Lower purity grades, around 98-99%, are suitable for metallurgical applications, where they are used as alloying agents in the production of aluminum and steel.

Halogen Reactions

Chlorine (Cl₂): Silicon metal reacts with chlorine gas to form silicon tetrachloride (SiCl₄): Si+2Cl2→SiCl4Si + 2Cl₂ \rightarrow SiCl₄Si+2Cl2​→SiCl4​ This reaction is utilized in the production of high-purity silicon tetrachloride, which is a precursor for producing polysilicon and optical fibers.

Other Halogens: Silicon also reacts with other halogens, such as fluorine (F₂), bromine (Br₂), and iodine (I₂), forming the corresponding silicon halides.

Hydride Formation

Silane (SiH₄): Silicon metal reacts with hydrogen gas under specific conditions to form silane (SiH₄), a highly reactive and pyrophoric gas: Si+2H2→SiH4Si + 2H₂ \rightarrow SiH₄Si+2H2​→SiH4​ Silane is used in the semiconductor industry for the deposition of silicon films.

Carbide Formation

Silicon Carbide (SiC): Silicon metal reacts with carbon at high temperatures to form silicon carbide (SiC), a hard and thermally resistant material: Si+C→SiCSi + C \rightarrow SiCSi+C→SiC Silicon carbide is widely used in abrasives, refractories, and semiconductors.

Can you provide free samples?

Yes, we can provide you with free samples before you buy our product, but you need to pay for shipping.

What is your Minimum Order Quantity?

Usually 1 ton, but for trial order, less quantity can be accepted. discount can be offered for the large order.

When can I get the quotation ?

We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.Please tell us in your mail, so that we could regard your inquiry priority.

why should you buy from us not from other suppliers?

1. We are direct manufacturers. I'll give you the best price

2. Professional team, good quality control, different grades for different application fields.

3. Complete production equipment, experienced workers, strict quality inspection system

4. Sufficient supply capacity and punctual delivery time.

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