SiC - Nanopowder Shape: cubic, hexagonal, fragmental, single fibers Particle size full range: 5 - 250 nm Average particle size: 25 - 50 nm Specific surface: > 18 m2/g Bulk density: 0.23 - 0.35 g/cm3 Purity: > 98.6% Controlled admixtures, %: Al < 0.03; Mg < 0.03; Na < 0.03; Fe < 0.1; Cu < 0.4; W < 0.2 X-Ray: SiC hexagonal, 98%, lattice: a = 3.082 Å, b = 3.082 Å, c = 15.1006 Å SiC hexagonal, 2%, lattice: a = 3.082 Å, b = 3.082 Å, c = 37.70 Å