Full range of Debitus grisaille and silver yellow

Pack with the full range of Debitus grisaille and silver yellow.

Contents:

- Grisaille: 21 jars of 100 g

- Silver yellow: 5 jars of 25 g

- Amber: 1 jar of 25 g

Grisaille has a base composition similar to that of the Middle Ages.

It is a paint with mineral pigments (metallic oxides) scattered in a vitreous mass (melting agent).

Grisaille colours can be mixed together.

The correct application of these paints will guarantee to the art works a durability as long as the most prestigious stained glass windows.

According to the thickness applied, the paint will be opaque (lines) or translucent (formations).

Note: grisaille is coloured in transparency, but does not transmitted colour light.

Composition : "Rocaille" (melting agent) SiO2 - 4 PbO + metallic oxyde tinting.

Application: distilled water and Arabic gum, or any other medium used in workshops. Vinegar is not recommended. If used, a previous test must be made.

Firing: minimum 620°C up to 750°C and more according to the colours. It is recommended to hold the firing temperature for one hour.

Aspect: after firing, the appearance is matt or satin, or glossy if fired at high temperature. The grisaille colour remains the same before and after firing.

Stain (silver yellow and amber) is a chemical reaction get in the glass during firing. The glass becomes coloured on the surface but remains transparent. The transmitted light is coloured.

Composition: Silver chloride and sulphide in red ochre.

Application: distilled water. Red ochre is removed after firing.

Firing: from 580°C and higher, according to the desired result.

Appearance: from light yellow to amber depending on the product used and the type of glass.