Nickel silicon Master Alloy,Nickel silicon Alloy，1

### **Product Introduction: Nickel-Silicon Master Alloy** **Overview** Nickel-Silicon Master Alloy is a specialized metallurgical additive designed for precise silicon introduction and control in various alloy systems. This master alloy serves as an efficient vehicle for incorporating silicon into molten metals, particularly in nickel-based superalloys, corrosion-resistant alloys, and specialty steels. The controlled composition ensures optimal silicon recovery, uniform distribution, and enhanced performance in applications requiring improved fluidity, oxidation resistance, and specific electrical properties. --- #### **Chemical Composition (Typical % by Weight)** | Element | Content (%) | Role & Benefit | |---------|-------------|---------------| | **Nickel (Ni)** | Balance | Primary carrier metal ensuring excellent solubility and homogeneous distribution | | **Silicon (Si)** | 10.0 - 20.0 | Key alloying element providing deoxidation and property enhancement | | **Iron (Fe)** | ≤ 0.15 | Controlled residual element | | **Aluminum (Al)** | ≤ 0.10 | Minimized to prevent interference with silicon effects | | **Carbon (C)** | ≤ 0.05 | Kept low to prevent unwanted reactions | | **Manganese (Mn)** | ≤ 0.08 | Controlled impurity element | | **Phosphorus (P)** | ≤ 0.008 | Strictly controlled impurity | | **Sulfur (S)** | ≤ 0.008 | Minimized to prevent hot cracking | | **Other Elements** | ≤ 0.50 | Total controlled impurities | *Note: Silicon content can be customized from 10% to 20% based on specific application requirements and process conditions.* --- #### **Physical & Mechanical Properties** **Physical Properties:** - Density: 7.5 - 8.0 g/cm³ (depending on silicon content) - Melting Range: 1150 - 1300°C (2102 - 2372°F) - Form: Typically supplied as crushed lumps, granules, or customized shapes - Color: Silver-gray metallic appearance - Solubility: Excellent solubility in nickel, copper, and iron-based systems **Typical Characteristics:** - High silicon recovery rates (85-95%) - Excellent microstructural homogeneity - Predictable dissolution behavior - Good handling and storage stability - Consistent chemical composition batch-to-batch - Controlled intermetallic phase formation --- #### **International Standards and Specifications** While often manufactured to customer-specific requirements, relevant references include: - **ASTM B160:** Nickel Rod and Bar (reference standard) - **ISO 6208:** Wrought nickel and nickel alloys - **AMS 2280:** Trace Element Control for Nickel Alloy - **Custom Specifications:** Customer-specific technical requirements - **Internal Quality Standards:** Comprehensive quality assurance protocols - **Material Certification:** Full traceability and quality documentation --- #### **Product Applications** **Superalloy Manufacturing:** - Nickel-based superalloy production - Gas turbine engine components - High-temperature structural alloys - Aerospace and marine applications **Corrosion-Resistant Alloys:** - Chemical processing equipment alloys - Marine corrosion-resistant materials - High-silicon stainless steels - Acid-resistant alloy production **Electrical and Electronic Applications:** - Electrical resistance alloys - Electronic packaging materials - Semiconductor metallization - Electrical contact materials **Foundry and Casting Applications:** - Deoxidizing agent in melting processes - Casting fluidity improvement - Inoculant for microstructure control - Special casting alloy production --- #### **Key Advantages** 1. **Precise Silicon Control**: Accurate silicon content for consistent metallurgical results 2. **Excellent Deoxidizing Properties**: Effective oxygen removal during melting processes 3. **Improved Fluidity**: Enhanced casting characteristics and mold filling capability 4. **Oxidation Resistance**: Better high-temperature oxidation resistance 5. **Controlled Microstructure**: Optimized phase distribution and grain structure 6. **Cost-Effective Alloying**: Economical compared to pure silicon additions 7. **Reduced Losses**: Minimal silicon loss during processing and melting 8. **Consistent Quality**: Reliable performance across production batches --- **Conclusion** Nickel-Silicon Master Alloy represents a sophisticated metallurgical solution for precision silicon addition in advanced alloy systems. Its optimized composition ensures efficient silicon incorporation, high recovery rates, and consistent performance across various demanding applications. The master alloy's ability to enhance casting characteristics, improve oxidation resistance, and provide effective deoxidation makes it invaluable for applications ranging from aerospace superalloys to corrosion-resistant materials and electrical alloys. Supported by rigorous quality control and manufacturing excellence, Nickel-Silicon Master Alloy enables the production of high-quality materials that meet the increasingly demanding requirements of modern technology industries. This master alloy provides engineers and metallurgists with reliable solutions for advanced material design, process optimization, and quality enhancement in applications where precise silicon control, oxidation resistance, and superior casting characteristics are essential for achieving optimal performance and reliability in final products.

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 3444 gallon liquid totes Special package is available on request.