REF

Charbonnel
REF
Plate backing and stop out resist
Black
In bottles of 250ml & 1 liter
Extremely resistant. Particularly recommended for aquatint techniques.
To be applied with a brush to the back and the edges of the plate, to protect these parts from the bite of the acid.
Composition: Asphaltum, turpentine.
Dry extract: 25%
Finish: glossy, opaque
Specific References
Roulette dot pattern straight shaft drum diam. 4mm