3.9 mil (0.10mm) exclusive of liner. 0.5 mil black, non,woven tissue coated on both sides with a modified, solvent,free acrylic adhesive, wound on gold release liner. Exhibits a strong direct tack and continuous adhesive strength, as well as dynamic shear strength on most surfaces. No plasticizer migration on most surfaces. Excellent corrugators? splicing tape. Used in manufacturing for continuous web processes when a visual splice is needed. Good temperature, UV and aging resistance. Adhesion (1 hr. dwell): 47.5 oz/in. Elongation: 1%. Temperature range: ,40F to 320F. 3 neutral core/carton. 39.4" (1000mm) x 1000M Master Jumbo rolls available.