... :1 to 10:1. The polysulfide sealant used for waterproof joint sealing or caulking insubway,tunnel,driveway,highway,bridge, natatorium, cistern, hydro ... color looks pure, well-distributed.3.Inject the mixer into joint by sealant gun, use trowel make surface plain.4.Use ... any waterproof cloth(fabric) keep the joint surface from rain or water in 24 hours.Performance index: Serial No ...