Polytek Development Corp. manufactures the most complete and versatile line of liquid mold rubbers, liquid casting plastics/resins/foams and other specialty molding and casting materials. These mold materials include two-part, high-performance RTV polyurethane silicone as well as one-part latex and other specialty systems. Polytek liquid rubbers and plastics are used in countless applications where the flexibility and ease-of-use of rubber molds are needed to create exact, highly detailed reproductions of any original model in concrete, plaster, resin, foam, wax and more.