Lascaux Etching Plate Backing Resist Oil-based Ink the basic principle is that

the basic principle is that a light/weak oil softens the ink and reduces tack

machine-made Japanese paper

photo etching

Apply with a brush to the cold plate

It covers with a matt black finish

Lascaux Etching Plate Backing Resist Oil-based Ink the basic principle is thatLascaux Plate backing resist has been specially designed as part of the acrylic resist etching system. This new generation acid resist is painted onto the back and the edges of etching plates to protect the metal from the action of the mordant. Lascaux Plate backing resist is water soluble, ready to use, non toxic and suitable for use on copper, brass, zinc, steel and aluminium. This red coloured resist is highly acid resistant, durable and scratch