Alum Aluminum Sulfate Marbling

Of fiber for natural dye baths.

Alum aluminum sulfate marbling.

Al 2 so 4 3 k 2 so 4 24h 2 o this product looses 18 h 2 o at 92 5 o c and becomes anhydrous at 200 o c. Use 1 75 tsp per lb. Do not use alum containing potassium ammonium or anything else since these extra chemicals may harm your paper. Dissolve 2 teaspoons 10 grams of alum in 1 gal 3 79 l of warm water.

Used as a mordant in natural dyeing and for preparing fabrics for marbling. The alum helps the pigments used in marbling to adhere to the paper. If alum is not applied to the paper before marbling most of the color will rinse off. This package contains one pound of aluminum sulfate.

Put 1 teaspoon of alum into 1 cup of water. Also sometimes referred to as potassium aluminum sulfate. It ensures that designs transfer clearly to fabric or paper surfaces. Fabric will be ready to marble when dry and it may be ironed before marbling.

Without a mordant the pigments will slide off the paper. Dissolve 2 teaspoons 10 grams of alum in 1 qt 0 95 l of water. Alum or potassium aluminum sulfate is a chemical often used as a food preservative. It forms cubic or octahedral crystals that are.

A white crystalline compound used in solution for coating paper prior to marbling for setting dyes on fabrics and other applications. For natural dyers who prefer we also now carry potassium aluminum sulfate as well as aluminum acetate. Make your project a success with aluminum sulfate. Alum is a powdered presoak used to treat fabric or for marbling.

The alum should be pure aluminum sulphate. Alum is also used with some natural dyes as a mordant.