851 38MMX65M
3M 851 38MMX65M 胶带, 电路板保护, 聚酯PET薄膜, 38.1 mm, 1.5 ", 65 m, 213.25 ft
The is a Printed Circuit Board Tape made of green polyester film with a special conformable adhesive which resists plating bath chemicals.
- .
- 36.8N/cm Tensile strength
- .
- Polyester backing reduces stretch and recovery of tape and associated uneven stop-off line
- .
- Thick adhesive coating reduces undercutting because adhesive blocks out solutions between fingers
- .
- Tape generally performs better when no ovens are used to heat tape and boards
- .
- Reduces adhesive transfer to printed circuit board