Magnesium Zinc Master Alloy (Mg-Zn Alloy),Magnesium Zinc Alloy,MgZn20, MgZn25, MgZn30,,E FOUR

### **Product Introduction: Magnesium Zinc Master Alloy (Mg-Zn Alloy)** **Product Names:** - Magnesium Zinc Master Alloy - Mg-Zn Alloy - MgZn20, MgZn25, MgZn30 #### **Overview** Magnesium Zinc Master Alloy is a fundamental and versatile alloying agent designed for the efficient introduction of zinc into magnesium melts. Zinc serves as one of the most common and effective alloying elements for magnesium, providing solid solution strengthening and enhancing age-hardening response. This master alloy is particularly valued for its ability to improve room temperature strength, corrosion resistance, and castability while maintaining cost-effectiveness for commercial applications. Mg-Zn master alloys form the basis for numerous commercial magnesium alloy systems and are widely used across various industries. #### **Key Features & Advantages** - **Effective Strengthening:** Provides substantial solid solution strengthening and enhances precipitation hardening response - **Improved Corrosion Resistance:** Zinc addition generally improves the corrosion resistance of magnesium alloys in various environments - **Excellent Castability:** Enhances fluidity and reduces microporosity in cast components - **Cost-Effective Solution:** Offers performance enhancement at competitive pricing compared to rare-earth alternatives - **Age Hardening Capability:** Enables development of heat-treatable alloys with improved mechanical properties - **Versatile Applications:** Suitable for both cast and wrought alloy production - **Recyclability:** Fully compatible with magnesium recycling processes --- ### **Chemical Composition** Our Mg-Zn Master Alloy is manufactured with precise composition control to ensure consistent performance and high zinc recovery rates. | Element | MgZn20 | MgZn25 | MgZn30 | Impurities (Max.) | |---------|---------|---------|---------|-------------------| | **Zn (Zinc)** | 18.0 - 22.0% | 23.0 - 27.0% | 28.0 - 32.0% | - | | **Mg (Magnesium)** | Balance | Balance | Balance | - | | **Fe (Iron)** | ≤ 0.003% | ≤ 0.003% | ≤ 0.003% | 0.005% | | **Si (Silicon)** | ≤ 0.01% | ≤ 0.01% | ≤ 0.01% | 0.015% | | **Cu (Copper)** | ≤ 0.002% | ≤ 0.002% | ≤ 0.002% | 0.003% | | **Ni (Nickel)** | ≤ 0.001% | ≤ 0.001% | ≤ 0.001% | 0.002% | | **Mn (Manganese)** | ≤ 0.05% | ≤ 0.05% | ≤ 0.05% | 0.08% | | **Al (Aluminum)** | ≤ 0.01% | ≤ 0.01% | ≤ 0.01% | 0.015% | | **Other Elements** | ≤ 0.05% | ≤ 0.05% | ≤ 0.05% | 0.08% | --- ### **Physical Properties** | Property | MgZn20 | MgZn25 | MgZn30 | |----------|---------|---------|---------| | **Form** | Ingot, Notched Ingot | Ingot, Notched Ingot | Ingot, Notched Ingot | | **Ingot Size** | 5-15 kg | 5-15 kg | 5-15 kg | | **Color** | Bright silver-white | Bright silver-white | Bright silver-white | | **Density** | 1.85 - 1.95 g/cm³ | 1.95 - 2.05 g/cm³ | 2.05 - 2.15 g/cm³ | | **Melting Point** | ~590°C - 610°C | ~580°C - 600°C | ~570°C - 590°C | | **Brinell Hardness** | 55-65 HB | 60-70 HB | 65-75 HB | | **Typical Zn Recovery** | 92-96% | 92-96% | 92-96% | --- ### **Applications** Mg-Zn Master Alloy serves as the foundation for numerous commercial applications across multiple industries: **Automotive Industry:** - Engine blocks and transmission cases - Steering wheel cores and brackets - Intake manifolds and covers - Seat frames and pedal supports - Wheel rims and structural components **Aerospace Components:** - Aircraft transmission housings - Gearbox components - Engine accessory parts - Interior structural components **Consumer Electronics:** - Laptop and tablet housings - Camera bodies and frames - Mobile device structural components - Power tool housings **Industrial Equipment:** - Machinery components and housings - Material handling equipment parts - Pneumatic tool bodies - Printing and packaging machinery components **Sports & Recreation:** - Bicycle frames and components - Golf club heads - Outdoor equipment components - Fishing reels and equipment --- ### **International Standards** Mg-Zn Master Alloy complies with major international standards for magnesium alloys: **ASTM Standards:** - **ASTM B93/B93M:** Standard Specification for Magnesium Alloys in Ingot Form for Sand Castings, Permanent Mold Castings, and Die Castings - **ASTM B80:** Standard Specification for Magnesium-Alloy Sand Castings - **ASTM B107/B107M:** Standard Specification for Magnesium-Alloy Extruded Bars, Rods, Profiles, Tubes, and Wire **ISO Standards:** - **ISO 16220:** Magnesium and magnesium alloys - Magnesium alloy ingots and castings - **ISO 3116:** Magnesium and magnesium alloys - Unalloyed magnesium **European Standards:** - **EN 1753:** Magnesium and magnesium alloys - Magnesium alloy ingots and castings - **EN 12438:** Magnesium and magnesium alloys - Magnesium alloys for cast anodes **National Standards:** - **GB/T 19078:** Magnesium alloy ingots (China) - **JIS H 2221:** Magnesium alloy ingots for castings (Japan) - **JIS H 4203:** Magnesium alloy sheets and plates (Japan) **Industry Specifications:** - Automotive industry standards (Ford WSS-M99B999-B999, GM 4345M) - Aerospace material specifications - Military specifications (MIL-M-001999) --- ### **Packaging & Handling** **Packaging:** - Sealed in moisture-proof plastic bags - Packed in steel drums or wooden crates - Clear labeling with composition, batch number, and handling instructions - Custom packaging available upon request **Storage:** - Store in dry, well-ventilated areas - Maintain ambient temperature conditions - Keep relative humidity below 65% - Separate from acids and corrosive materials **Safety Precautions:** - Use standard PPE: safety glasses, gloves, protective clothing - Ensure adequate ventilation in working areas - Avoid dust generation during handling - Have Class D fire extinguishers readily available - Implement good housekeeping practices **First Aid Measures:** - Eye contact: Flush with plenty of water for 15 minutes - Skin contact: Wash with soap and water - Inhalation: Move to fresh air - Ingestion: Seek medical attention immediately --- ### **Quality Assurance** **Certification & Testing:** - Material Certification per EN 10204 3.1/3.2 - Chemical Analysis Report for each production batch - Third-party inspection available upon request - RoHS and REACH compliance certification **Quality Control:** - Chemical composition verification - Microstructural analysis - Hardness testing - Surface quality inspection - Dimension and weight verification --- ### **Technical Specifications** **Processing Guidelines:** - Recommended melting temperature: 650-700°C - Protective atmosphere: CO₂/SF₆ mixture or argon - Addition temperature: 680-720°C - Recommended stirring time: 3-5 minutes - Typical addition rates: 2-8% depending on final alloy requirements **Alloy Development:** - Base for ZK (Mg-Zn-Zr) series alloys - Used in ZM (Mg-Zn-Mn) series alloys - Foundation for high-zinc containing alloys - Compatible with rare-earth additions for enhanced properties --- ### **Technical Support & Services** Our comprehensive technical support includes: - Alloy selection and development guidance - Optimal addition rate recommendations - Processing parameter optimization - Quality improvement and troubleshooting - Custom alloy formulation development **Typical Final Alloys Produced:** - ZK51A, ZK61A (Mg-Zn-Zr series) - ZE41A, ZE63A (Mg-Zn-RE series) - Various proprietary Mg-Zn based alloys --- **Contact Information** For detailed technical data sheets, pricing information for MgZn20, MgZn25, MgZn30 alloys, or application engineering support, please contact our technical sales team. We provide customized solutions to meet specific manufacturing requirements and performance targets across diverse industrial applications.

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 3457 gallon liquid totes Special package is available on request.