How long does it take Pro-Rap to fuse together and bond securely to itself?
The Pro-Rap tape starts to self-fuse / self-bond as it is stretched and over-wrapped under tension, the tighter you stretch Pro-Rap, the quicker it bonds. It can be reseated only within a few seconds of overlapping. Pro-Rap adheres to itself forming a solid protective shield in 24 hours at room temperature sooner in elevated temperatures (in 4 hours @ 356 deg. F/ 180 deg.