Jining Qiangke Joint Wrap Tape

Joint wrap tape description joint wrap tape is very soft and the seal is very good to protect the steel pipe from corrosion. Joint wrap tape also called joint pipeline tape,joint wrapping tape,joint corrosion tape and so on. Joint wrap tape properties product properties test method typical value typical value gf300-35  gf0-50 tensile strength astm d1000 40 ncm 50ncm elongation astm d1000 300% 350% peel adhesion to primed steel astm d1000 25 ncm 32ncm water vapor transmission rate astm e 96 0.03 water absorption after 1 day,at+23℃ astm d570 0.07% volume resistivity astm d 257 2.0 x 1015 ohm.cm dielectric strength astm d149 30 kv 32kv max serve temperature -20 to + 80℃ color black or white  joint wrap tape structure and specifications backing :  special blend of stabilized polyethylene adhesive : butyl rubber and adhesion promoting resins total tape thickness in mils:35mils(0.89mm),50mils(1.27mm) tape width in inches:2"(50mm), 4"(100mm),6"(150mm) tape roll length in feet:50ft(15m),100ft(30m) other products recommendation inner anti-corrosion tape,pp anti-corrosion tape,visco-elastic tape.