In the previous post I talked about the step-by-step process of sizing paper; we will examine the use of alum as an essential component in this post, as well as its application during the painting process.
Tag Archives: alum
How to apply paper size with glue and alum
A size is a substance that acts as a protective glaze on cellulose fibers to reduce the absorption of liquid, so when you paint in water-based medium, the paint would stay on top of the substrate – paper or fabric – instead of getting soaked into it. The wide acceptance of gelatin or glue* asContinue reading “How to apply paper size with glue and alum”