A3 Laminator Pouches 3 Mil Qty 25 Hot 12-1/4 x 17 Glossy 311mm x 432mm Laminating Pockets

25 A3 size 12.25 x 17 inch clear gloss laminating pouches 3 mil thick per flap. Metric 311mm X 432mm and 75 microns thick per flap. High clarity rated polyester plastic laminating film used with heat activated adhesive for all thermal pouch laminators capable of sealing 3 mil pouches. Note: Industry standard description for 3 mil pouches is 3 mils on each flap for a total of 6 mils added to your paper sheet. Also, 1 mil equals 1/1000th of an inch (or 25 microns in metric terms). Package includes at least 1 silicone coated lamination carrier to protect your laminator's rollers from adhesive squeeze out. Note: Most machines do not require a carrier, but we include it anyway. Maximum card stock size recommended for this pouch is 12" x 16-3/4" (or less) to leave a standard 1/8" border of clear laminate around all sides of card for a secure sealed edge. -> -> TIPS: Industry standard specification for 3 mil laminating pouches is 3 mils on each flap for a total of 6 mils added to your paper sheet. Also, 1 mil equals 1/1000th of an inch (or 25 microns metric). The industry calls these laminating pouches when they are sealed on only one edge instead of three. They should be called laminating folders.