MDL Dental Casting Waxes feature a unique blend of natural and synthetic waxes, assuring complete burnout without residue. Extremely low contraction provides for less shrinkage and better fitting wax patterns. Its high degree of viscosity accelerates the wax build-up. It is easy to carve and does not crumble or chip during scraping, drilling or milling. Its toughness makes it very suitable for long span bridges. MDL Dental Products Inc is the manufacturer of MDL Dental Waxes and several other products for the Dental Laboratory Industry. All our products are designed to help the technician perform to perfection. We are a retail/wholesale company with a loyal clientele since 1973. mdlwax.com