The Filigree colour range includes both transparent and opaque colours and also the amazing brown and blue avventurina, for which the outside clear surface makes its feature brightness even more brilliant.
Filigrees are around 1 meter long and are provided in bundles divided per colour and size, or in cut form provided in assorted colors bags.
Annealing Temperature: 470°C (878°F)
Coefficient of thermal expansion α (0 ÷ 300°C) = 104 ± 1,5°C-1 10-7
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