Our range of transparent Jewellery enamels are designed for use on tombac (gilding metal), copper, gold and silver. The guilloche pattern is a reproduction of a type of metal engraving that was popular at the turn of the 20th Century.
- The actual size of the blanks is 30mm
- The border is 1.3mm
- The depth of cut is 0.3mm
- The grade of silver is 950
- The copper blanks are a standard grade of copper.
- The samples were prepared by wet packing, firing time 2 minutes at a temperature of 800° centigrade.
The enamels are supplied in powder form, ground to pass a 60s mesh (250 micron) sieve. Colour descriptions are based on the fired trials on silver.
The data sheet for these enamels can be downloaded here: Enamel Data Sheet
https://maddisonsofdurham.co.uk/wp-content/uploads/860_299_-_350_All_Leadfree_Transparent___Opaque_Enamels_MSDS.pdf
A guide to using the enamels can be downloaded here: Enamel User Guide
https://maddisonsofdurham.co.uk/wp-content/uploads/Maddisons-Enamel-Guide.pdf
