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Table 2 Values of GIC and GIIC (N/mm) for the three adhesives

From: Application a direct/cohesive zone method for the evaluation of scarf adhesive joints

Adhesive

Araldite® AV138

Araldite® 2015

Sikaforce® 7752

Specimen

G IC

G IIC

G IC

G IIC

G IC

G IIC

1

0.224

0.552

0.437

3.444

3.420

2

0.252

0.732

0.434

3.903

5.067

3

0.231

0.676

0.494

2.873

3.842

6.050

4

0.329

0.456

3.298

4.183

5.360

5

0.237

0.566

0.665

3.123

6.070

6

0.197

0.533

0.712

3.140

3.502

5.173

7

 

0.523

 

3.080

5.790

8

 

0.479

 

2.901

6.160

Average J-int

0.245 ± 0.045

0.580 ± 0.090

0.533 ± 0.123

3.123 ± 0.203

3.770 ± 0.278

5.667 ± 0.459

Average CBBM [18, 31, 36]

0.249 ± 0.033

0.618 ± 0.069

0.539 ± 0.116

2.967 ± 0.273

3.683 ± 0.320

5.562 ± 0.356