Has a smooth, highly chip resistant surface with low porosity that makes it especially good for mold making. Use for solid castings only. Mixing ratio is 1 lb. hydrostone to 5 oz. water. Sets up hard enough to remove from mold in 17 to 20 minutes.
Kit Kraft is a craft and hobby shop in the Los Angeles area and an online store that sells a large variety of arts and craft supplies. Whether it is bulk quantities of glitter to cover a fashion show runway, sculpting material for your art piece or crafting a gift to inspire a friend, our supplies are designed to help bring creative ideas to life.