Spherical Silicon (Si) Powder


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Spherical Silicon (Si) Powder has a uniform particle size distribution and high sphericity, with a smooth surface. Heeger Materials can provide the best Spherical Silicon (Si) Powder with a purity of 99.99% at a competitive price. The particle size can be tailored according to specific requirements.

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Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

Data sheet

ShapeSpherical Powder
Particle Size1 μm, 7 μm, 20-30 nm, 80 nm, or customized

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Spherical Silicon (Si) Powder is obtained by the gas atomization method. It is the basic raw material for the refractory industry and prolongs the service life of refractory products, with a high melting point, good heat resistance, high resistivity, and high antioxidant effect. 

Spherical Silicon (Si) Powder

Spherical Silicon (Si) Powder Specification


Spherical Silicon (Si) Powder



Particle Size

1 μm, 7 μm, 20-30 nm, 80 nm, or customized.

Spherical Silicon (Si) Powder SEM

Spherical Silicon (Si) Powder SEM

Spherical Silicon (Si) Powder Properties

  • High powder sphericity
  • Smooth surface
  • Fewer satellite balls
  • Low oxygen content
  • Uniform particle size distribution
  • Good fluidity
  • High bulk density and tap density

Spherical Silicon (Si) Powder Applications

  • Used in the production of electronic components such as semiconductors, integrated circuits, and solar cells.
  • Used in the manufacturing of lithium-ion batteries.
  • Used in coatings and films to enhance their mechanical and thermal properties.
  • Used in the production of advanced ceramics, such as silicon nitride ceramics.
  • Used in additive manufacturing processes, such as 3D printing.
  • Used as an additive in producing amorphous and shaped refractory products, greatly improves the strength and high-temperature behavior.

Spherical Silicon (Si) Powder Packing

Spherical Tantalum (Ta) Powder should be stored in a sealed container in a dry and cool place, and should not be exposed to air for an extended period of time. We offer vacuum-sealed packaging including 100g/bag, 500g/bag, 1kg/bag, and 25kg/drum, or we can offer customized packaging as per specific requirements.

Spherical Silicon (Si) Powder Packing

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