Homemade Concrete Sink Molds

Learn how to use mold rubber to make customized concrete countertop sink molds watch more countertop forming videos.

Homemade concrete sink molds.

Concrete sink molds bathroom drain fiberglass and rubber sink molds hand crafted by expressions ltd in the usa. Made from the highest grade gelcoat and fiberglass resin or industrial polyurethane rubber. In this tutorial the model is a concrete sink basin. Use a double mold both inside and outside faces of the sink and pour concrete inside and vibrate to get a smooth finish.

With a top up technique where the finished countertop surface. Center the basin on the acrylic coated board and draw a pencil outline around the perimeter of the basin. Then attach the mold to the melamine with a small bead of silicone sealer at each corner. Use concrete that is somewhat flowable but that can still be built up over the sink mold.

Made from the highest grade gelcoat and fiberglass resin or industrial polyurethane rubber. This will help level the mold initially then run a bead of silicone along the outside edge. Stone soup concrete in florence ma. Designed for repeated use in casting concrete sinks.

With the buddy rhodes method the concrete is applied in two layers each to 1 inch thick. To begin measure the sink basin for dimensions. Fiberglass and rubber sink molds hand crafted by expressions ltd in the usa. Molds for countertops can be made from a variety of materials.

Use acrylic coated boards to construct the mold box walls spacer board and two baseboards. Concrete countertops are manufactured either top up or top down.