3M™ Scotch® Transparent Film Tape 681

Technical Information Note

The following technical information and data should be considered representative or typical only and should not be

used for speci cation purposes.

Typical Physical Properties

Property

Values

Method

Color

Transparent

Total Tape Thickness

0.061 mm

2.4 mil

ASTM D3652

Backing Thickness

0.038 mm

1.5 mil

ASTM D3652

Backing

3M™ Paklon™ lm

Adhesive

Pressure sensitive rubber

resin

Typical Performance Characteristics

Property

Values

Method

Backing

Notes

180° Peel

Adhesion

4.4 N/cm

40 oz/in

ASTM

D3330

2 mil

Aluminum

Foil

12 in/min (300 mm/min)

72 hr dwell on Stainless Steel

Longitudinal

Tensile

Strength

43.8 N/cm

25 lb/in

ASTM

D3759

Elongation

at Break

35 %

ASTM

D3759