You Professional Ca-Si Alloy Suppliers！
HAINAN YAOJIUZHOU IMPORT AND EXPORT CO., LTD.Is a comprehensive metallurgical industry service provider based in China and serving the world, focusing on providing high-quality ferroalloys, refractories and supporting solutions for the international steel smelting and casting industry.
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![Calcium Silicon Alloy For Steel Refining]()
Calcium Silicon Alloy For Steel RefiningMaterial:Calcium Silicon Alloy Grade：Si60Ca28 Si60Ca30 Si58Ca30 Si55Ca28 Si55Ca30 Si50Ca30 Si50Ca30 Si40Ca15 Specification：Si≥(Min)：60-40 Ca≥(Min):28-15 S≤(Max):0.03 P≤(Max):0.03 C≤(Max):1.0 Al≤(Max):2.0 Size:50-100mm Packing:1. 1MT...$ 1550.00 view more -
![High Purity Calcium Silicon]()
High Purity Calcium SiliconCalcium Silicon Alloy (CaSi) is a composite alloy made of silicon, calcium, and iron. Common grades include Si60Ca28 and Si60Ca30. With excellent deoxidizing, desulfurizing, and alloying properties, it is widely used in steelmaking,...view more -
![Calcium Silicon Alloy]()
Calcium Silicon AlloyCalcium silicon Alloy is a composite alloy composed of silicon and calcium, smelted in a high-temperature electric furnace, and has excellent deoxidation, desulfurization and dephosphorization properties.It contains 28%-35% calcium and...$ 1550.00 view more -
![Calcium Silicon]()
Calcium SiliconCalcium silicon (CaSi) is a composite alloy composed of silicon and calcium, smelted in a high-temperature electric furnace, and has excellent deoxidation, desulfurization and dephosphorization properties. ...view more
Why Choose Us
Rich Experience
Our team has ten years of export experience in ferro alloy industry, providing customers with satisfactory service is our purpose, to provide customers with optimal solutions is our only goal.
Quality Control
Using high quality material and establishing a strict quality control system, assigning specific persons in charge of each part of production, from raw material purchase to assembly.
Fast Delivery
Warehouses are set up in ports such as Tianjin Port, Dalian Port and Qingdao Port to shorten delivery time.Most of the products can be delivered within 15 days.
Ca-Si Alloy - Overview
The CaSi alloy, or calcium silicide, is a metal compound consisting mainly of calcium (Ca) and silicon (Si). It is widely used in the metallurgical industry, especially for the processing of steels and cast iron.
Product Specification
We offer the following Specifications:
|
Grade |
Chemical Compositions(%) |
|||||
|
Si |
Ca |
S |
P |
C |
AI |
|
|
≥(Min) |
≤(Max) |
|||||
|
Si60Ca28 |
60 |
28 |
0.03 |
0.03 |
1 |
2 |
|
Si60Ca30 |
60 |
30 |
||||
|
Si58Ca30 |
58 |
30 |
||||
|
Si55Ca28 |
55 |
28 |
||||
|
Si55Ca30 |
55 |
30 |
||||
|
Si50Ca30 |
50 |
30 |
||||
|
Si50Ca30 |
50 |
28 |
||||
|
Si40Ca15 |
40 |
15 |
||||
Industrial Applications of Ca-Si Alloy
Steel Manufacturing
Most steel manufacturers use this alloy to deoxidize molten steel. The calcium helps remove sulfur and sulfur's harmful elements. At the same time, the silicon improves steel's strength, making it more heat and corrosion-resistant.
Steel Refining
In the refining process, manufacturers add the alloy to purify recycled steel. This helps remove impurities and improve the overall quality of the final product.
Production of Cast Iron
The alloy is also used in cast iron production. For instance, during the production of ductile iron, adding the alloy helps improve the iron's mechanical properties, enhancing its strength and flexibility.
Deoxidization of Copper and Other Non-Ferrous Alloys
Though primarily used in ferrous metallurgy, calcium silicon can also help deoxidize copper and other non-ferrous alloys. The alloy helps remove oxygen and improve the quality and purity of these metals.
Nodularization in Iron Casting
Manufacturers add the alloy during iron casting to improve the overall quality of the final product. This is because the alloy helps convert graphite into spherical shapes, giving the iron improved mechanical properties.
Production of High-Strength Steel
The silicon content in the alloy makes it ideal for producing high-strength steel materials. These materials can easily withstand extreme temperatures, chemicals, and heavy mechanical loads.
Construction and Automotive Industries
The high-grade steel produced using calcium silicon alloy is used in the construction and automotive industries. This steel is known for its exceptional strength, flexibility, and resistance to rust and other damaging elements.
Silicon-calcium alloy is typically produced through electric arc furnace (EAF) smelting. The process includes:
Raw Material Preparation: Raw materials such as silicon stone, lime, and reducing agents (like carbon) are used.
Smelting Process: The alloy is produced by EAF smelting, followed by cooling, collection, testing, and packaging.
Common smelting methods include the mixed charge method, layered charge method, and calcium carbide method, with the calcium carbide method providing higher recovery rates for calcium and silicon.
Precautions
Stacking Height
Avoid stacking packages too high to prevent crushing lower layers.
01
Regular Inspection
Periodically check packaging for signs of damage or moisture ingress.
02
Use of Pallets
Place calcium silicon alloy on wooden or plastic pallets to avoid contact with damp floors.
03
Batch Segregation
Store different batches separately to facilitate first-in-first-out (FIFO) inventory management.
04
Gentle Handling
Use proper lifting techniques to avoid tearing or puncturing packaging during movement.
05
Our Certificate
Packing
25 KG small bag/1MT big bag/Steel drum/The packing can be produced according to customer's requirements.
FAQ
As one of the leading ca-si alloy manufacturers and suppliers in China, we warmly welcome you to buy high quality ca-si alloy at competitive price from our factory. Contact us for more details.
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