... sealing material in the joints of pipeline.Working pressure:1.0-8.5 Mpa,Working temperature:150-550Sizes(mm)The size is ... optional or according to the requirements of customers.Thickness(mm)0.3,0.5,0 ... .8,1.0,1.5,2.0,2.5,3.0,4.0,5.0,6.0mmColorBlack, gray, purple, green, blue ...