... construction adhesive CS-a4 is a kind of high-powered,elastic after cured,well-sealed one- ... 1.Single-component,good thixotropy,convenient construction;2.High intensity,tall flexibility,good adhesiveness;3.Good resistance ... activator handling agents or primer selectively.4.Use manual or pneumatic gun paint,repid adhesive in surface ... or skin gum on,not solvents. high quality PU construction adhesive