Binders are added to mold materials in order to create a mold of sufficient hardness. Binders can be either organic or inorganic materials.

Materials that are added to a glaze or clay recipe to increase glaze adherence or impart strength to a body during casting or pressing.

Materials that cause fibers to bond.

Materials which cause coating pigments to bond.

Additives in the paper making process which increase strength and hardness while decreasing surface fuzz.