... Purpose .Backing: 18microns up to 100 microns, dead soft aluminum foilAdhesive: Clear acrylic adhesive / Synthetic Rubber-resinLiner: Non- ... contaminating, siliconized, white, paper release linerApplication:Dead soft Aluminum Foil Tape used in HVAC industry for joining and ... 40microns, 45microns, 50microns, 80microns,Roll Width:Slitted Roll: 48mm, 50mm, 60mm, 63mm, 72mm, 75mm, 96mm, 100mm; Jumbo Roll: ...