Molybdenum Disilicide (MoSi₂) Micron Powder – 99.5+% Purity, 1–10 µm

Description

Molybdenum Disilicide (MoSi₂) Micron Powder – 99.5+% Purity, 1–10 µm

Molybdenum Disilicide (MoSi₂) Micron Powder is a high-performance intermetallic compound known for its exceptional oxidation resistance, high melting point, and good electrical conductivity. With a purity of 99.5+% and particle size range of 1–10 µm, MoSi₂ is widely used in heating elements, coatings, catalysts, and structural materials.

Its unique combination of metallic and ceramic properties—high electrical conductivity coupled with excellent resistance to high-temperature oxidation—makes it an indispensable material for aerospace, metallurgy, and advanced electronics applications.

Technical Properties

• Purity: 99.5+%

• Average Particle Size: 1–10 µm (D50: 1–3 µm)

• Color: Black

• Density: 4.9 g/cm³

• Melting Point: ~1850 °C

• Morphology: Irregular

Elemental Analysis (%):

• Al: 0.002

• Fe: 0.003

• Ca: 0.001

• Cu: 0.01

• Mn: 0.01

• Co: 0.002

Key Features

• Excellent oxidation resistance at high temperatures (forms a protective silica layer)

• High electrical and thermal conductivity

• Outstanding thermal shock resistance

• Low density compared to other refractory compounds

• Strong chemical stability in aggressive environments

Applications

Heating Elements

• Widely used in high-temperature furnaces (up to 1800 °C) due to stable electrical conductivity

• Employed in sintering, metallurgy, and ceramic processing

Coatings & Structural Materials

• Protective coatings for turbine components, crucibles, and refractory linings

• Improves wear and corrosion resistance in aerospace and metallurgical industries

Catalysis

• Functions as a catalyst and catalytic support in high-temperature reactions

• Applied in hydrocarbon reforming, oxidation reactions, and energy conversion processes

Composites & Conductive Fillers

• Incorporated into ceramic-metal composites to enhance conductivity and thermal stability

• Used in conductive pastes and specialized coatings