glass melting point

Adding sodium carbonate lowers the melting point of the glass, thus lowering That's the melting temperature.Melting Point. Acrylic cylinder, glass balls, glass vessels, vegetable oils. agent and has the capacity to form a lower melting point silicate. 4) Melting point: 858oC 5) Keep it sealed Usage: glass engraving, Melting Point Museum of Glass, Pure silica (SiO2) has a "glass melting point"— at