Profile: Lang Dental Mfg Co., Inc. supplies dental products. Our product line comprises of temporary crown & bridge acrylic resin, surface sealant acrylic resin, custom characterizing acrylic resin, glass droppers and pressure curing units. Our Jet Tooth Shade is a self-curing acrylic resin for making stronger, more color stable, temporary crown and bridge restorations. Jet Seal is our self-curing acrylic surface sealant. It can be used when sealing soft and harderlines, temporary crowns & bridges, denture repairs and dentures.