Metal sheet rubber putty waterstop

The utility model belongs to a metal sheet rubber putty waterstop, including aluminium alloy plate layer (3), it has butyl rubber putty layer (2) to bond in aluminium alloy plate layer (3) outside, and its characterized in that bonds in butyl rubber putty layer (2) outside has ethylene, vinyl acetate layer (1), is equipped with a plurality of triangle -shaped bead (4) in ethylene, vinyl acetate layer (1) outside. The utility model discloses a mechanical strength is high, long service life, and the autohension is strong, and frictional force is big, and high temperature does not trickle, and low temperature is the embrittlement not, acidproofly, ageing -resistant goes with hydrolytic resistance, and is harmless, nontoxic.