Savić, Veljko

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  • Savić, Veljko (1)
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Foam glasses made from waste flat glasses and sugar beet factory lime with the addition of borax and water glass

Savić, Veljko; Grujić, Snežana

(2023)

TY  - CONF
AU  - Savić, Veljko
AU  - Grujić, Snežana
PY  - 2023
UR  - https://www.clean-circle.eu/%D1%81%D1%8A%D0%B1%D0%B8%D1%82%D0%B8%D1%8F/358-clean-circle-conference-vgwiii
UR  - https://ritnms.itnms.ac.rs/handle/123456789/1219
AB  - Foam glass is a lightweight and high-strength material that can be used for thermal and acoustic insulation. Foam glass with suitable properties for use as an insulating material was prepared using waste flat glass, a glass waste not normally used for the production of glass foam, and sugar beet factory lime (S), a CaCO3-rich waste, as a novel foaming agent.Three mixtures were prepared: Glass powder mixed with S (FG-S), glass powder mixed with S and borax (FG-S-B), and glass powder mixed with S and water glass (FG-S-WG). The mixtures were homogenized, pressed into pellets in a hydraulic press, and foamed at 800 °C for 30 min. The prepared samples were characterized mechanically, thermally, and microstructurally. All samples exhibit very low crystallinity. FG-B has the lowest total porosity but much higher compressive strength than FG-S and FG-S-WG. In addition to the total porosity, the pore size distribution of the samples also has a strong influence on the compressive strength. FG-S-B has smaller pores compared to FG-S and FG-S-WG, where the intense foaming of S and water glass leads to the rupture of the pore walls and their coalescence. The thermal conductivity follows the same trends as the total porosity. FG-S and FG-S- WG have a thermal conductivity of 0.044 W/m.K and FG-B has 0.059 W/m.K. All samples have good thermal properties as insulators, but FG-S-WG has poor mechanical properties.
C3  - Vitrification and geopolimerization of waste for intertizing and/or recycling
T1  - Foam glasses made from waste flat glasses and sugar beet factory lime with the addition of borax and water glass
ER  - 
@conference{
author = "Savić, Veljko and Grujić, Snežana",
year = "2023",
abstract = "Foam glass is a lightweight and high-strength material that can be used for thermal and acoustic insulation. Foam glass with suitable properties for use as an insulating material was prepared using waste flat glass, a glass waste not normally used for the production of glass foam, and sugar beet factory lime (S), a CaCO3-rich waste, as a novel foaming agent.Three mixtures were prepared: Glass powder mixed with S (FG-S), glass powder mixed with S and borax (FG-S-B), and glass powder mixed with S and water glass (FG-S-WG). The mixtures were homogenized, pressed into pellets in a hydraulic press, and foamed at 800 °C for 30 min. The prepared samples were characterized mechanically, thermally, and microstructurally. All samples exhibit very low crystallinity. FG-B has the lowest total porosity but much higher compressive strength than FG-S and FG-S-WG. In addition to the total porosity, the pore size distribution of the samples also has a strong influence on the compressive strength. FG-S-B has smaller pores compared to FG-S and FG-S-WG, where the intense foaming of S and water glass leads to the rupture of the pore walls and their coalescence. The thermal conductivity follows the same trends as the total porosity. FG-S and FG-S- WG have a thermal conductivity of 0.044 W/m.K and FG-B has 0.059 W/m.K. All samples have good thermal properties as insulators, but FG-S-WG has poor mechanical properties.",
journal = "Vitrification and geopolimerization of waste for intertizing and/or recycling",
title = "Foam glasses made from waste flat glasses and sugar beet factory lime with the addition of borax and water glass"
}
Savić, V.,& Grujić, S.. (2023). Foam glasses made from waste flat glasses and sugar beet factory lime with the addition of borax and water glass. in Vitrification and geopolimerization of waste for intertizing and/or recycling.
Savić V, Grujić S. Foam glasses made from waste flat glasses and sugar beet factory lime with the addition of borax and water glass. in Vitrification and geopolimerization of waste for intertizing and/or recycling. 2023;..
Savić, Veljko, Grujić, Snežana, "Foam glasses made from waste flat glasses and sugar beet factory lime with the addition of borax and water glass" in Vitrification and geopolimerization of waste for intertizing and/or recycling (2023).