Silicon metal is a widely used metallurgical grade silicon metal as an alloying agent in aluminum industry to enhance the strength of aluminum. The demand of metallurgical silicon metal is increasing as the aluminum industry has grown steadily with the increased aluminum alloys application in structural engineering, aircraft or automotive manufacture .

Metallurgical silicon metal 553 is produced by the carbothermic reaction of silica in electric arc furnace using carbon electrodes where the temperature exceeds 1800°C. Commercially produced metallurgical grade silicon metal is typically Si 98% above. details please refer to bellow form:

Grade	Composition Analysis
	Si Content(%)	Impurities Content(%)
		Fe	Al	Ca	P
1501	99.69	0.15	0.15	0.01	≤0.004%
1502	99.68	0.15	0.15	0.02	≤0.004%
1101	99.79	0.1	0.1	0.01	≤0.004%
2202	99.58	0.2	0.2	0.02	≤0.004%
2502	99.48	0.25	0.25	0.02	≤0.004%
3303	99.00	0.3	0.3	0.03	≤0.005%
411	99.00	0.4	0.1	0.1	≤0.005%
421	99.00	0.4	0.2	0.1	-
441	99.10	0.4	0.4	0.1	-
553	98.50	0.5	0.5	0.3	-
	%min	%max	%max	%max

Quality:
Our company is a professional production of Plastic raw material and Metal for many years, our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other countries, and we have got very good feedback from our customers.so you can trust us.
And we are the manufactory, so you don’t need to doubt the quality.
Payment method: for example T/T, D/A, L/C, Westerm Union,other
1)We will ship the goods within 5days after get your payments.If you want to cancel or change order, please tell me within 24hours after you finish the payment…So we both can make the best of the bad bargain.
2)We will ship the goods that you order from us by HKEMS, DHL, UPS, TNT and EUB.We will decided to choose which courier depend on different countries.To find the best way to delivery the goods for you.
3)As usual you can get the goods with in 4-7days.If the goods were lost or not received for other reasons, please contact us immediately.

FAQ

Q1: Can i get some samples
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.

Q2: How to start orders or make payments
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union,BTC,MoneyGram

Q3: How to confirm the Product Quality before placing orders
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the
samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

Q4:What’s your MOQ
A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Q5: How about delivery lead time
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

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