OraSeal Caulking and Putty: 4 - 1.2 ml Putty Syringes. Effectively adheres to wet rubber dams, wet gingival and mucosal tissues, wet teeth, metals,etc. - even under water or in saliva. OraSeal may be used to repair rubber dam leaks. It seals the rubber dam when performing a porcelain repair, protecting gingiva from hydrofluoric acid. Deliver into undercuts and below implant bars, precision attachments,etc. to prevent cold cure acrylic or impression material from locking into empty spaces.