Product Overview

  • Color: Dark gray metallic
  • Purity: ≥99.99% (up to 99.999%)
  • Particle Size Range: 1–100 nm (nanometer grade); common sizes: 1.5–15 μm or D50 15–30 μm (customizable)
  • Key Features:
    • Extremely high melting point (~3,180 °C)
    • High density and mechanical strength
    • Excellent resistance to high temperatures and chemical corrosion

Chemical Composition

Element4N Grade (99.99%)5N Grade (99.999%)
Sodium (Na)0.0010%0.0001%
Magnesium (Mg)0.0001%0.00001%
Molybdenum (Mo)0.0010%0.0002%
Iron (Fe)0.0005%0.00005%
Oxygen (O)0.1%0.06%

Product Highlights

  • Melting & Boiling Point
    • Melting point: ~3,180 °C
    • Boiling point: 5,596 °C
  • Thermal Stability
    • Withstands over 100,000 thermal cycles at 2,200 °C
  • Corrosion Resistance
    • Stable in hot hydrogen and other high-temperature gas environments

Applications

  • Aerospace: High-temperature parts for jet engines
  • Energy & Catalysis: Superalloys and petrochemical catalysts
  • Electronics: Thermocouples, electrical contacts, vacuum tubes, specialized components
  • Research: High-temperature materials and superconducting research

Production Methods

  • Hydrogen Reduction: Ammonium perrhenate reduced under hydrogen at 400–600 °C
  • Electrolysis: Electrochemical method producing high-purity powder
  • PVD/CVD: Vapor deposition for ultra-pure powder synthesis

Packaging & Storage

  • Packaging Options: Vacuum-sealed; 100 g, 500 g, 1 kg bags or 25 kg drums; customizable on request
  • Storage: Store sealed in a dry, cool environment; avoid prolonged air exposure

Inquiry & Support

  • Quote Request: Use the “Request a Quote” form to submit specifications
  • Response Time: We typically respond within 24 hours
  • Information Needed: Name, company, required quantity/specs, and contact details