Magnesium Elektron HD4/00 ,E FOUR

### **Magnesium Elektron HD4/00** **Product Overview** Magnesium Elektron HD4/00 is a high-purity unalloyed magnesium grade specifically designed for applications requiring excellent purity with enhanced manufacturing economy. As part of the HD series of pure magnesium products, HD4/00 offers an optimal balance between purity requirements and cost-effectiveness, making it suitable for a wide range of industrial applications where consistent quality and reliable performance are essential, while maintaining competitive pricing for high-volume usage. This material is typically supplied in standard ingot form, slabs, or as remelted products for various industrial processes, providing consistent quality across different production batches. --- #### **1. Chemical Composition** HD4/00 maintains high purity standards with practical impurity controls for industrial applications. | Element | Composition (% by Weight) | | :---------------- | :-------------------------------- | | **Magnesium (Mg)** | ≥ 99.80 % | | **Iron (Fe)** | ≤ 0.05 % | | **Nickel (Ni)** | ≤ 0.002 % | | **Copper (Cu)** | ≤ 0.02 % | | **Silicon (Si)** | ≤ 0.03 % | | **Aluminum (Al)** | ≤ 0.02 % | | **Manganese (Mn)** | ≤ 0.03 % | | **Other Elements** | ≤ 0.05 % (each) | | **Total Impurities** | ≤ 0.20 % | *Note:* The controlled impurity levels, particularly for **iron** and **copper**, ensure good corrosion performance while maintaining cost-effectiveness for industrial-scale applications. The balance between purity and practicality makes HD4/00 suitable for diverse manufacturing processes. --- #### **2. Physical & Mechanical Properties** HD4/00 exhibits the characteristic properties of pure magnesium with good consistency for industrial applications. **Physical Properties:** * **Density:** 1.738 g/cm³ (0.0628 lb/in³) * **Melting Point:** 650 °C (1202 °F) * **Boiling Point:** 1090 °C (1994 °F) * **Coefficient of Thermal Expansion:** 26.0 μm/m·°C (20-200°C) * **Thermal Conductivity:** 154 W/m·K * **Electrical Resistivity:** 45 nΩ·m * **Specific Heat Capacity:** 1030 J/kg·K (20°C) **Mechanical Properties (As-Cast):** * **Ultimate Tensile Strength (UTS):** 90 - 125 MPa (13 - 18 ksi) * **Tensile Yield Strength (TYS):** 30 - 50 MPa (4 - 7 ksi) * **Elongation:** 3 - 10% * **Compressive Yield Strength:** 30 - 50 MPa (4 - 7 ksi) * **Shear Strength:** 65 - 85 MPa (9 - 12 ksi) * **Hardness:** 40 - 50 HBW * **Modulus of Elasticity:** 45 GPa (6.5 × 10³ ksi) **Special Characteristics:** * **Good vibration damping capacity** * **High thermal and electrical conductivity** * **Excellent machinability** * **Good castability and fluidity** * **Reliable chemical reactivity** * **Cost-effective performance** --- #### **3. International Standards & Specifications** HD4/00 complies with major international standards for commercial pure magnesium. * **ASTM International:** **ASTM B92** (Standard Specification for Unalloyed Magnesium Ingot and Stick for Remelting) * **ISO Standards:** **ISO 8287** (Magnesium and magnesium alloys - Unalloyed magnesium) * **European Standards:** **EN 12421** (Magnesium and magnesium alloys - Unalloyed magnesium) * **Grade Designation:** **Mg 99.80** according to international purity classification * **Proprietary Designation:** **Elektron HD4/00** (Luxfer MEL Technologies) --- #### **4. Product Applications** HD4/00 serves a wide range of industrial applications where high purity and cost-effectiveness are both important. * **Metallurgical Industry:** * **Aluminum Alloy Production** * **Steel Desulfurization** * **Ductile Iron Manufacturing** * **Master Alloy Production** * **Metal Reduction Processes** * **Chemical Processing:** * **Grignard Reagent Production** * **Chemical Reduction Applications** * **Water Treatment Chemicals** * **Industrial Chemical Synthesis** * **Industrial Manufacturing:** * **Sacrificial Anodes** * **Cathodic Protection Systems** * **Pyrotechnics and Flares** * **Manufacturing Process Applications** * **General Applications:** * **Educational and Research Use** * **Prototype Development** * **General Manufacturing** * **Maintenance and Repair Applications** --- #### **5. Manufacturing & Processing Characteristics** **Primary Processing:** * Cost-effective production processes * Good castability with consistent results * Suitable for standard melting equipment * Reliable performance in remelting operations **Secondary Processing:** * Excellent machining characteristics * Good hot workability at standard temperatures * Suitable for various manufacturing processes * Compatible with standard industrial equipment --- **Summary** **Magnesium Elektron HD4/00** represents a commercially optimized pure magnesium grade that delivers reliable performance with excellent cost-effectiveness for industrial applications. The **high purity level (≥99.80%)** combined with practical impurity controls ensures good performance across a wide range of applications while maintaining competitive pricing. Compliance with international standards including **ASTM B92** and **ISO 8287** guarantees consistent quality and material reliability. HD4/00's balanced combination of **purity**, **performance**, and **cost-effectiveness** makes it an ideal choice for numerous industrial applications where the ultra-high purity of premium grades is not essential, but consistent quality and reliable performance are still required. The material serves as a versatile and economical raw material across metallurgical, chemical, and general manufacturing sectors, providing a practical solution for high-volume industrial processes and 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 3433 gallon liquid totes Special package is available on request.