2" x 60 yds. 3M - 234 Masking Tape. General purpose masking tape designed to be used in medium temperature bake operations. Features a smooth crepe paper backing treated with a heat and solvent resistant saturant and a rubber adhesive. 25 pounds per inch of width tensile strength. 37 ounces per inch of width adhesion to steel. 8% elongation at break. Up to 250 F. for 30 minutes. Case of 24.SHPT937234. T937234. 3m 3m 234 Masking Tape.