... packing and threadsealing. The main products include:rods,sheets,pipes,gaskets,Expanded PTFE unsintered tape,Elasticity tape,braided packing,skived ... shees,films and tape,various fillers of PTFE and different special articles etc.main speciations: speciationsnominaltolerancethickness0. ... ,20,40,60,80,1000.5applications:expanded ptfe unsintered tape is used for packing and threadsealing.