Structural Adhesive Film

AF 126 • AF 126 FR

- 10 -

Product Performance (continued)

Etched Aluminum Overlap Shear with 3M™ Scotch-Weld™ Structural Adhesive Primer EC-3960

Test Results

Test Temperature

.06 wt.

-67°F

-55°C

5325 psi

36.7 MPa

75°F

24°C

5850 psi

40.3 MPa

180°F

82°C

3100 psi

21.4 MPa

Cure – 60 minutes @ 250°F, 40 psi, 6-8°F/minute rise (60 minutes @ 121°C, 0.28 MPa, 3.3-4.4°C/minute rise).

Etched Aluminum T-Peel with Scotch-Weld Primer EC-3960

Test Results

Test Temperature

.03 wt.

75°F

24°C

31 piw

138.0 mN/m

Cure – 60 minutes @ 250°F, 40 psi, 6-8°F/minute rise (60 minutes @ 121°C, 0.28 MPa, 3.3-4.4°C/minute rise).

Volatile Condensible Material for 3M™ Scotch-Weld™ Structural Adhesive Film AF 126

As per NASA SP-R-0022 “Specification-Vacuum Stability Requirements for Polymeric Material for Space Craft

Application.”

TWL

VCM

Scotch-Weld AF 126

1.97

.85

TWL

=

Total weight loss in percent as measured per SP-R-0022A procedure.

VCM

=

Volatile condensible materials in percent measured using SP-R-0022A procedure.

Note: The following technical information and data should be considered representative or

typical only and should not be used for specification purposes.