... construction adhesive CS-a4 is a kind of high-powered,elastic after cured,well-sealed one-component ... :1.Single-component,good thixotropy,convenient construction;2.High intensity,tall flexibility,good adhesiveness;3.Good resistance ... to water,oil,aging;4.Solvent-free,no expand and contract after curing;5.Possible ... hand or skin gum on,not solvents. high quality PU construction adhesive