dark gray colored lime - soda - silikatglas

摘要

Soda lime glass including glass-forming constituents for soda lime glass; and coloring agents including iron, cobalt and selenium present in a form and in an amount as percent by weight of the soda lime glass as follows: from 1.00 to 1.65% of Fe2O3; from 0.017 to 0.030% of Co; and from 0.001 to 0.010% of Se. The soda lime glass has a very dark grey color, a total luminous transmission measured for Illuminant A for a glass thickness of 4 mm (TLA4) of less than 20%, and a total energy transmission measured for a glass thickness of 4 mm (TE4) of less than 20%. This glass is particularly suitable for vehicle roof panels.