Ferrosilicon 70
Durable 70 Ferro Silicon Description
Ferro Silicon 70 (FeSi70) is a ferrosilicon alloy containing at least 70% silicon. It is widely used as a deoxidizer and silicon additive in steelmaking and can also be used as a reducing agent in ferroalloy production.
When purchasing FeSi70, you should confirm not only the silicon content but also the limits of Al, Ca, P, S and C, together with the required particle size and packing. We can supply different particle sizes according to your production requirements and confirm the batch specification before shipment.
SPECIFICATION of FeSi 70 Lumps
| SPECIFICATIONS FERRO SILICON | |||||||
| Brand | Chemical Composition (%) | ||||||
| Si% | Al% | Ca% | P% | S% | C% | Fe% | |
| ≥ | ≤ | ||||||
| FeSi70 | 70 | 1.5 | 1 | 0.04 | 0.02 | 0.2 | Balance |
| Size | 10-50mm, 0-3mm, 1-3mm, 0-10mm or customized according to your requirements. | ||||||
The chemical composition above is our standard FeSi70 specification. If your production requires tighter limits for Al, Ca, P, S or C, please send us your required specification before quotation. Final batch composition should be confirmed according to the agreed order specification and inspection report.
Packing: 1 MT big bag, 50 kg bag or 50 kg drum. Other packing requirements can be discussed before ordering.
Inspection: Factory inspection is available, and third-party inspection can also be arranged according to your order requirements.
Particle size, chemical composition limits and packing can be confirmed according to your purchasing requirements.
For an accurate FeSi70 quotation, please send us your required grade, particle size, quantity, packing and destination port.
Inquiry >> business@zaferroalloy.com
What Should We Pay Attention To When Producing Ferrosilicon 70?
- Selection of materials: Silicon-bearing raw materials and iron sources should meet the required purity and composition before smelting.
- Melting temperature control: The smelting temperature should be controlled to ensure sufficient melting and reaction of the raw materials.
- Melting time control: Appropriate smelting time helps ensure that silicon and iron react sufficiently and the required composition is achieved.
- Additive control: The amount of auxiliary materials should be controlled according to the production process and target composition.
- Process control: Stable operating conditions help maintain more consistent chemical composition between batches.
- Temperature monitoring: Excessively high or low temperatures may affect the smelting process and final product quality.
- Smelting environment: The furnace operating environment should be properly controlled to reduce unwanted oxidation and maintain product stability.
What Should You Confirm When Buying FeSi70?
Before ordering Ferro Silicon 70, we recommend confirming the following purchasing details:
- Required silicon content;
- Maximum limits for Al, Ca, P, S and C;
- Required particle size, such as 10-50mm or another size range;
- Order quantity;
- Packing method;
- Inspection or quality document requirements;
- Destination port.
Confirming these details before quotation helps us match the product specification with your actual production and acceptance requirements.
Applications of Ferro Silicon 70
Steelmaking: FeSi70 is commonly used as a deoxidizer and silicon additive in steel production. The required composition and particle size should be selected according to the steelmaking process.
Ferroalloy production: Because silicon has a strong affinity with oxygen, ferrosilicon can be used as a reducing agent in the production of certain ferroalloys.
Foundry applications: Ferrosilicon can also be used as a silicon source in cast iron and other foundry processes. The suitable grade and size depend on the actual metallurgical requirements.
FeSi70 Quality and Batch Inspection
For bulk Ferro Silicon 70 orders, batch composition is an important part of quality confirmation. In addition to checking the nominal FeSi70 grade, you should confirm whether Si, Al, Ca, P, S and C meet the agreed purchasing specification.
If you have your own chemical composition limits or inspection requirements, please send them to us before order confirmation. The final specification can then be checked against the agreed order requirements before shipment.
Third-party inspection can also be arranged when required by your purchase contract.
COMPANY ENVIRONMENT


Our ferroalloy supply is supported by our factory in Anyang, Henan. The factory covers approximately 30,000 m² and operates 8 submerged arc furnaces, supporting stable ferroalloy production and bulk order supply.
Our annual production and sales volume exceeds 150,000 tons, with stable monthly supply of approximately 3,000 tons. Our products have been supplied to customers in more than 100 countries.
Contact Us to confirm the FeSi70 specification and current quotation.
OUR TEAM


Our team can assist with product specification confirmation, packing requirements, inspection coordination and export delivery. If you have special composition or size requirements, please provide them before quotation so we can confirm the applicable supply specification.
CUSTOMER VISITS


Customers can visit our factory to learn more about our production facilities, product inspection and ferroalloy supply process. If you plan to visit, please contact us in advance to arrange your schedule.
Packing & Delivery


FeSi70 can be packed in 1 MT big bags, 50 kg bags or 50 kg drums according to the agreed order. Before shipment, we will confirm the packing method, quantity and shipping information with you.
For export orders, the final packing and delivery arrangement should be confirmed according to the order quantity, destination port and transportation requirements.
Inquiry >> business@zaferroalloy.com
Request Ferro Silicon 70 Price
Send your required FeSi70 composition, particle size, quantity, packing and destination port. We will confirm the applicable specification and quotation.
Request FeSi70 QuoteFerro Silicon 70 FAQ
Q: How can I trust your company?
A: We have more than 30 years of experience in metallurgical material production and supply. Our factory in Anyang, Henan covers approximately 30,000 m² and operates 8 submerged arc furnaces. You can also contact us for factory, product and inspection information before placing an order.
Q: Can you arrange the shipment of Fe Silicon 70?
A: Yes. We can coordinate export delivery according to your order quantity, packing requirements and destination port. Please provide your destination when requesting a quotation so that the applicable shipping arrangement can be confirmed.
Q: Can we visit your factory?
A: Yes. Factory visits can be arranged in advance. Please send us your planned schedule so that we can coordinate the visit.
Q: What is the delivery time? Do you have FeSi70 in stock?
A: Availability and delivery time depend on the required specification, particle size and order quantity. Please confirm your requirements with us before ordering so that we can provide the current production and delivery schedule.
Q: What information should I provide for a FeSi70 quotation?
A: Please provide your required chemical composition, particle size, quantity, packing method and destination port. If you have special impurity limits or inspection requirements, please include them in your inquiry.
Q: Can you provide quality documents for Ferro Silicon 70?
A: Batch composition can be checked according to the agreed order specification. If you require specific inspection documents or third-party inspection, please confirm this requirement before placing the order.
Q: Can the particle size of FeSi70 be customized?
A: Yes. In addition to common sizes such as 10-50mm, 0-3mm, 1-3mm and 0-10mm, other particle size requirements can be discussed according to your production process.
Q: What packing options are available for FeSi70?
A: Common packing options include 1 MT big bags, 50 kg bags and 50 kg drums. Other packing requirements can be discussed according to the order.
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