6.7 mil (0.17mm) exclusive of liner. 4 mil white paper coated on both sides with an aggressive modified solvent free water based acrylic adhesive ; gold siliconized paper liner. Good direct & durable adhesive strength and dynamic & static shear strength. Good water,vapor, temperature, UV & aging resistance. No plasticizer migration on most surfaces. Moderate chemical resistance (should be tested). Excellent corrugated splicing tape. Used for other holding, joining, attaching & laminating applications. Adhesion (1 hr. dwell): 88 oz/in. Elongation: 5%. Temp. resistance: ,40F to +248F. 3 neutral core/carton. 1000mm x 1000M Jumbos available.