Magnesium Elektron HD3/00,E FOUR

### **Magnesium Elektron HD3/00** **Product Overview** Magnesium Elektron HD3/00 is a high-purity, unalloyed magnesium material specifically designed for specialized industrial applications requiring exceptional chemical purity and controlled material properties. As a commercially pure magnesium product, HD3/00 offers the fundamental characteristics of elemental magnesium – including very low density, excellent machinability, and outstanding damping capacity – while maintaining strict control over impurity elements that could compromise performance in sensitive applications. This material is typically supplied in ingot form for remelting or as fabricated shapes for direct use in chemical, metallurgical, and specialized manufacturing processes. --- #### **1. Chemical Composition** HD3/00 features exceptionally high purity with stringent control over alloying and impurity elements. | Element | Composition (% by Weight) | | :---------------- | :-------------------------------- | | **Magnesium (Mg)** | ≥ 99.95 % | | **Iron (Fe)** | ≤ 0.003 % | | **Nickel (Ni)** | ≤ 0.001 % | | **Copper (Cu)** | ≤ 0.005 % | | **Silicon (Si)** | ≤ 0.01 % | | **Aluminum (Al)** | ≤ 0.01 % | | **Manganese (Mn)** | ≤ 0.01 % | | **Other Elements** | ≤ 0.03 % (each) | | **Total Impurities** | ≤ 0.05 % | *Note:* The ultra-high purity level is maintained through specialized refining processes. The extremely low levels of **iron**, **nickel**, and **copper** are particularly important for maximizing corrosion resistance and ensuring consistent performance in chemical and electronic applications. --- #### **2. Physical & Mechanical Properties** HD3/00 exhibits the characteristic properties of pure magnesium with enhanced consistency. **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:** 25.9 μm/m·°C (20-200°C) * **Thermal Conductivity:** 156 W/m·K * **Electrical Resistivity:** 44 nΩ·m **Mechanical Properties (Annealed Condition):** * **Ultimate Tensile Strength (UTS):** 80 - 115 MPa (12 - 17 ksi) * **Tensile Yield Strength (TYS):** 20 - 40 MPa (3 - 6 ksi) * **Elongation:** 5 - 15% * **Compressive Yield Strength:** 20 - 40 MPa (3 - 6 ksi) * **Shear Strength:** 55 - 75 MPa (8 - 11 ksi) * **Hardness:** 30 - 40 HBW * **Modulus of Elasticity:** 45 GPa (6.5 × 10³ ksi) **Special Characteristics:** * **Excellent vibration damping capacity** * **High thermal and electrical conductivity** * **Superior machinability** * **Good electromagnetic shielding properties** * **Low neutron absorption cross-section** --- #### **3. International Standards & Specifications** HD3/00 complies with various international standards for 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 99.95** according to international purity classification * **Proprietary Designation:** **Elektron HD3/00** (Luxfer MEL Technologies) --- #### **4. Product Applications** HD3/00 serves specialized applications across multiple industries where magnesium purity is critical. * **Metallurgical Industry:** * **Master Alloy Production** * **Aluminum Alloying Addition** * **Steel Desulfurization Agent** * **Nodular Iron Production** * **Chemical & Process Industries:** * **Grignard Reagent Production** * **Chemical Reduction Processes** * **Pharmaceutical Intermediate Manufacturing** * **Specialty Chemical Synthesis** * **Electronics & Electrical:** * **Sacrificial Anodes** * **Cathodic Protection Systems** * **Battery Component Manufacturing** * **Electronic Packaging Applications** * **Research & Specialized Applications:** * **Nuclear Research Applications** * **Aerospace Research Components** * **Academic Research Materials** * **Prototype Development** --- #### **5. Manufacturing & Processing Characteristics** **Primary Processing:** * Excellent castability for ingot production * Good hot workability at elevated temperatures * Suitable for various melting and holding furnaces * Consistent performance in alloy production **Secondary Processing:** * Outstanding machinability with excellent surface finish * Good formability at elevated temperatures (225-350°C) * Suitable for various joining methods * Responsive to surface treatments and coatings --- **Summary** **Magnesium Elektron HD3/00** represents the premium grade of unalloyed magnesium, offering exceptional purity and consistent material properties for demanding industrial and research applications. The material's **ultra-high purity level (≥99.95%)** ensures reliable performance in chemical processes, metallurgical applications, and specialized manufacturing where impurity control is critical. Compliance with international standards including **ASTM B92** and **ISO 8287** guarantees consistent quality and material traceability. While HD3/00 exhibits lower mechanical strength compared to magnesium alloys, its superior **vibration damping capacity**, **excellent machinability**, and **outstanding thermal/electrical properties** make it invaluable for specific applications where these characteristics are paramount. The material continues to serve essential roles across metallurgical, chemical, and research sectors, providing a fundamental building block for advanced manufacturing processes and serving as the pure starting material for producing high-performance magnesium alloys.

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 3429 gallon liquid totes Special package is available on request.