ALTK-7

Calcium lanthanum-titanate aluminate of ALTK-7 grade is used as the main crystalline phase in high-frequency radioceramics. It is a powder from white to cream colour, its composition is calcium titanium acid meta composition 7. The product is produced in accordance with technical conditions TU 2664-050-48591565-2016.

Temperature coefficient of dielectric permittivity is -330±50 TKE?10-6 deg-1. Dielectric permittivity (?) is not less than 60. Mass fraction of free lanthanum oxide (La2O3 free), 0.2 %, not more.

Mass fraction of free calcium oxide (CaOsvob.), 0.6 %, not more. Mass fraction of substances insoluble in hydrochloric acid, 2 %, not more. Mass fraction of magnetic impurities 0.002 %, not more.

ALTC is packed according to GOST 3885 in double film liner bags, enclosed in four-layer paper bituminised bags, weight not more than 50 kg. Packing group: VI, VII.