... seala construction adhesive CS-a4 is a kind of high-powered,elastic after cured,well-sealed one-component polyurethane ... performance:1.Single-component,good thixotropy,convenient construction;2.High intensity,tall flexibility,good adhesiveness;3.Good resistance to ... be removedby mechanical mean.Use industrial handrub immediately if you hand or skin gum on,not solvents. high quality PU construction ...