Silicon Nitride Ceramic Nanopowder and Ultra Fine Powder



Si3N4 Nanopowder Technical Specifics
Item Parameter Item Parameter
Color White Loose density ≤0.05 g/cm3
Si3N4 content ≥99% Specific Surface Area ≥115m2/g
Primary Particle Size 20nm Crystal Phase Amorphous
Dissociative Si ≤0.3% O ≤0.6%


Main applications

  1. Structure devices made by this powder
  2. For example, in metallurgy,chemical industry,mechanical industry,aeronautics and space industry and energy source fields etc., the following devises can be applied:balls and rollers of roll bearings,slide bearings,covers,valves and structural devices with high wear resistance,anti-high temperature and anticorrosion.
  3. Surface treatments of metal and other materials
    For example,moulds,cutting tools,blades of steam-turbines,rotors of turbines and internal wall coatings of cylinders etc.
  4. Composites
    Such as composites of metal matrixes,ceramic matrixes and graphit matrixes,composites of paint,binders,rubbers and plastics with Nano-Si3N4 powders,and other polymer matrix composites.