TY JOUR TI NON-AUTOCLAVE SILICATE COMPOSITES USING NON-TRADITIONAL RAW MATERIALS AND CRYSTAL FILLER KW non-autoclave silicate materials KW synthetic calcium hydrosilicates KW crystal seedings KW man-made raw materials KW non-traditional clay rocks JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Volodchenko, A.A. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov