PipeWrap BT is a hotapplied bituminous tape for corrosion protection conforming to IS: 10221,Appendix B. Specially formulated corrosion resistant bitumen compound provideshigh softening point, high penetration and high resistance to ageing. PipeWrap BT comprises of high tensile strength thermo-fusible HMHDPE film on boththe sides.
2 mm PipeWrap BTis five layer without fiber glass inner core, whereas, 3 / 4 mm thick PipeWrap BT is seven layer tape with two inner cores; top core is of tough 45 gsmfiber glass and the bottom core is of 15 micron high tensile strength HMHDPE.