RE: Pure pigments and gum.

From: Breukel, C. (HKG) ^lt;[email protected]>
Date: 09/01/04-07:50:46 AM Z
Message-id: <>

> I have lots of experience using dry powder pigments for gum printing.
> I usually mix gum/pigment at a 1:1 ratio with an ammonium or potassium
> dichromate solution. The ratio of pigment to gum will vary
> considerably.


I assume that you store the pigment/gum solution. No problems with that? You
have to "shake" the pigment/gum solution before us to obtain a homogeneous


Received on Wed Sep 1 07:51:35 2004

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