J.V. Converting ACF-06/BLK05833 JVCC ACF-06 Acrylic Craft Felt Tape: 1/2" x 25 ft, black Carrier/backing: acrylic felt. Adhesive: synthetic polymer Adhesion: 115 ounces per inch (to stainless steel test panel) Thickness: 50 mils (carrier, adhesive, liner) 46 mils (carrier, adhesive) 4 mils (liner) Service/operating temperature: up to 180F Release liner: paper