"Plunger pair", which has a base Al₂O₃ rubbing parts
(Alumina), corundum ceramics or a monocrystal of leucosapphire, represents a perceptive scientific potential and has a great future in various spheres of industry. Especially in the field of mechanical engineering. "
Academician of AIS and MAI of the Russian Federation, Doctor of Technical Sciences,
Professor of the Department of Chemical Technology
Ceramics and refractories. DI. Mendeleyev's