Particle shape: cubic, hexagonal, fragmental, single fibers,Particle size full range: 5 - 250 nm,Controlled admixtures, %: Al < 0.03; Mg < 0.03; Na < 0.03; Fe < 0.1;, X-Ray: SiC hexagonal, 98%, lattice: a =3.082 テュ, b =3.082 テュ, c =15.1006 テュ,SiC hexagonal, 2%, lattice: a = 3.082 テュ, b = 3.082 テュ, c = 37.70 テュ,Cu < 0.4; W <