- Polyester backing reduces stretch and recovery of tape associated with uneven stop-off line
- Thick adhesive coating reduces undercutting because adhesive blocks out solutions between fingers
- Specially designed adhesive that generally performs better when no ovens are used to heat tape and boards
- Delivered on polyethylene tape core instead of cardboard
3M™ Circuit Plating Tape 851L with polyester film and blended silicone and rubber adhesive use for PCB solder masking tape and other high temperature applications. Thick adhesive coating. Linered. Green.