How to Create Concrete Molds for Garden Ornaments

Though polyurethane rubbers have been displacing latex as the material of choice for the molds for concrete castings, latex still has the longest library life of of any materials currently available today. Latex often lasts for many decades without losing mold details. Its abrasion resistant surfaces makes it an ideal choice when creating concrete garden objects.The advantage of polyurethane rubber is that it takes less time to create a mold. However, the big disadvantage is that it is more expensive than latex mold making rubber. A good latex mold requires up to fifteen or more applications to achieve an 1/8th inch mold surface, whereas polyurethane may require only three layers for the same thickness. In this example, we demonstrate how to make a two-part latex brush-on mold for casting garden ornaments. Please follow this link for a complete explanation in pictures