Water Soluble Paper, Overall Width 31 in, Overall Length 165 ft, Thickness 0.178 mm, Standards CE Approved, EPA Approved, Compatible Material Type Aluminum, Stainless Steel, Compatible Pipe Diameter (Maximum) 36 in, Compatible Pipe Diameter (Minimum) 2 in, Features 100 Percent Biodegradable, Dissolves Effortlessly and Rapidly During Water or Steam Hydro-Test, No Residue Remains in the Pipeline, Form Roll, Material Sodium Carboxy Methyl Cellulose, Wooden Pulp, Process TIG Welding

Made Of Sodium Carboxyl Methyl, Can Be Used To Dam Argon Or Helium Gases During Tungsten Inert Gas (Tig) Welding Of Steel Or Aluminum Pipes. After Welding Is Complete, Flush Out Of System With Water Leaving No Residue In The Pipeline. Environmentally Friendly And Nontoxic. Can Be Formed Into Any Size Purge Dam. Position Minimum Of 6-8 Inches From Root Gap. Use Heavy Weight Paper (Asw60) For Prpes Having An Inside Diameter Of 4 Inches Or Greater.