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Boron Carbide



Suntek Material is one of major supplier and exporter of Boron Carbide in China.

Boron Carbide (B4C) is one of the hardest man-made materials in the world. Its hardness is as high as 9.36 Mohs, its density is 2.52 g/cm3 and melting point is 2450℃. It possesses properties of high strength, low density, corrosion resistant, low/high temperature resistant, low thermal conductivity, high modulus of elasticity, no magnetism and high grinding efficiency. It is a high performance abrasive material and engineering ceramics material.


  • Abrasive for lapping, polishing, grinding and ultrasonic cutting

  • Lapping of LED sapphire wafer 

  • Anti-oxidant additive for refractory

  • Ceramic Armor

  • Engineering Ceramics Products

  • Nuclear reactor control rod & neutron absorbing shielding

  • Wear resistant parts such as blasting nozzles, seals, drawing dies, moulds, etc.

  • Additive for making high grade welding rods

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