Buy Alum For Paper Marbling

Alum potassium aluminum aluminium sulfate sulphate dodecahydrate.

Buy alum for paper marbling.

Alum is also used in. When aluming paper it s important to first mark the back of your sheets. Each sheet of paper or fabric must be coated with dissolved alum before you marble it if you don t put alum on your paper or fabric the color will rinse off. Makes the color stick on the paper or fabric.

Stir for 2 or 3 minutes till the alum is dissolved. Press one end of the paper to the bottom of the tray. Pour this mixture into a large marbling tray. Buy pure aluminum sulfate from an art supply store or online.

This video demonstrates the recipes and techniques necessary for aluming paper in preparation for marbling. Lay a sheet of paper on the surface of this alum water. Put one third cup of alum into one gallon of water or you can cut this recipe in half. Alum or potassium aluminum sulfate is a chemical often used as a food preservative.

This is pure aluminum sulphate and doesn t contain other unnecessary chemicals like potassium or ammonium which are often found in the alum used for pickling or for gardening. Without a mordant the pigments will slide off the paper. 450 g 1 lb chemical formula. Alum is a mordant meaning it causes color to set on the paper.

Without it the marbling will be faint and blurry. Used as a color binder in marbling. The alum helps the pigments used in marbling to adhere to the paper.