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Off-grade silicon 97

What is the Off Grade 97% Silicon Metal ?

Off Grade 97% Silicon Metal with silicon content more than 97% ;The contents of iron, aluminum, and calcium are 1.5% , 0.9% , and 0.3% .

Off Grade 97% Silicon Metal particle size is 10-50mm , 50-100mm , 10-100mm or other sizes as customer’s request.


Aluminium ingot factory/aluminium manufacturer

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Off Grade 97% Silicon Metal uses:

1.It 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 heat resistance, wear resistance, and oxidation resistance.
3. Silicon powder is regarded as an alloy additive, improve steel hardenability in the metallurgy and foundry industry.
4.It is mainly used in the production of alloys, polycrystalline silicon, organic silicon materials, and high-grade refractory.

  1. Production of silicone rubber, silicone resin, silicone oil, etc.
  2. Manufacturing high-purity semiconductors and optical fibers
  3. Production of aerospace vehicles and auto parts
  4. Making refractory materials
  5. Maing fine ceramics


Model Si Fe Al Ca
Silicon Metal 553 98.5% Min 0.5% Max 0.5% Max 0.3% Max
Silicon  Metal 441 99.0% Min 0.4% Max 0.4% Max 0.1% Max
Silicon Metal 3303 99.0% Min 0.3% Max 0.3% Max 0.03% Max
Silicon Metal 2202 99.0% Min 0.2% Max 0.2% Max 0.02%Max
Off Grade Silicon Metal 97.0% Min 1.5% Max 0.9% Max 0.3%Max

Off Grade 97% Silicon metal package:

Off Grade 97% Size: 0-10mm, 10-100mm or as client’s requirement

Off Grade 97% Packing: (1)25 Kg/bag, 1 MT/bag  (2) according to client’s requirementsPayment term: T/T OR L/C

Delivery time: Within 10 days after receiving the prepayment.

Service: We can supply you free samples, booklet, laboratory test report, Industry Report etc.
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