Description

Aluminum Silicon is a high-performance alloy material composed of aluminum and silicon, widely recognized for its excellent casting properties and strength-to-weight ratio. This compound is critical for producing lightweight, durable components that withstand high temperatures and corrosive environments. It is an essential raw material for manufacturers in the automotive, aerospace, and foundry industries seeking to enhance product performance and manufacturing efficiency.

Application

• Automotive Castings: Used in engine blocks, cylinder heads, and pistons to reduce weight and improve thermal conductivity.
• Aerospace Components: Essential for manufacturing lightweight structural parts and housings that require high strength and stability.
• Foundry & Metallurgy: Serves as a master alloy or deoxidizing agent in the production of aluminum and steel alloys.
• Electronic Packaging: Employed in heat sinks and electronic housings due to its favorable thermal expansion properties.
• Powder Metallurgy: Used as a base material for producing sintered parts and metal matrix composites (MMCs).
• Welding & Brazing: Acts as a filler material in specialized welding rods and brazing alloys.

Basic Information

Product Name	Aluminum Silicon
CAS No.	11145-27-0
Molecular Formula	AlSi (commonly expressed as Al-Si alloy)
Molecular Weight	Contact for details
Synonyms	Al-Si Alloy; Silicon Aluminum; Aluminum-Silicon Alloy; AlSi Master Alloy; Silumin; Eutectic Aluminum Silicon; Hyperutectic Aluminum Silicon; Aluminum Silicon Metal
EINECS	Contact for details

Quality Control

Our Aluminum Silicon is produced under stringent quality management systems to ensure batch-to-batch consistency and compliance with international material standards. We provide comprehensive Certificates of Analysis (COA) detailing chemical composition, particle size distribution (for powders), and physical properties. Our quality protocols are designed to meet the specific requirements of the automotive (IATF 16949) and aerospace (AS/EN 9100) industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and strong oxidizing agents. For powder forms, store under dry conditions to prevent moisture absorption and potential caking. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Silver-gray lumps, ingots, or powder
Identification (XRF)	Complies
Aluminum (Al) Content	Contact for details
Silicon (Si) Content	Contact for details
Iron (Fe) Content, max	Contact for details
Copper (Cu) Content, max	Contact for details
Particle Size (for powder grades)	Customizable (e.g., -100 mesh, -325 mesh)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.