Glue Size Rabbit skin glue granules Water Double boiler (or similar) Soak the granules in cold water for at least 2 hours. A guideline for proportions would be: Canvas sizing             1 : 30  (granules : water) Chalk ground              1 : 15 Half chalk ground Heat the soaked solution in the top chamber of the double boiler until the size has melted (no granules are visible). Take care not to overheat and cook the solution, the lower part of the boiler should only brought to a simmer. Apply to the support, hot for hardboard, plywood and MDF; blood temperature for canvas, Read more