Two-part epoxy on Copper
8 verified lap-shear rows from manufacturer datasheets. Values stay with the surface preparation printed on the sheet.
| Product | Prep | Strength | Standard | Source |
|---|---|---|---|---|
| 3M Scotch-Weld Epoxy Adhesive DP460NS Overlap Shear Strength Temperature: 23 °C (73 °F) Dwell Time: 7 d Test Method: ASTM D1002, ISO 4587 Substrate Surface Prep Value … Copper MEK/Abrade/MEK 4,400 lb/in² | abraded | 30.34 MPa | ASTM D1002, ISO 4587 | TDS p.2 |
| 3M Scotch-Weld Epoxy Adhesive DP460 Off-White Overlap Shear Strength Temperature: 23 °C (73 °F) Dwell Time: 7 d Test Method: ASTM D1002, ISO 4587 Substrate Surface Prep Value … Copper MEK/Abrade/MEK 28 MPa (4000 lb/in²) | abraded | 28 MPa | ASTM D1002, ISO 4587 | TDS p.2 |
| ARALDITE 2011 A/B Average lap shear strength, metal-metal joints, sand blasting pre-treatment, psi. ISO 4587. Copper 3,481 psi | grit blasted | 24 MPa | ISO 4587 | TDS p.3 |
| ARALDITE 5865 A/B Copper 0.06/1.5 2300 (15.8) | not stated | 15.86 MPa | DIN 53283 | TDS p.5 |
| 3M Scotch-Weld Epoxy Adhesive DP270 Black Overlap Shear Strength Temperature: 23 °C (73 °F) Dwell Time: 7 d Test Method: ASTM D1002, ISO 4587 Test Condition Substrate Surface Prep Value … 23 °C Copper Solvent Wipe 9.7 MPa (1410 lb/in²) | degreased | 9.7 MPa | ASTM D1002, ISO 4587 | TDS p.2 |
| 3M Scotch-Weld Epoxy Adhesive DP100NS Overlap Shear Strength … Dwell Time: 7 d … Test Method: ASTM D1002, ISO 4587 … Copper MEK/Abrade/MEK 1,140 lb/in² ¹ | abraded | 7.86 MPa | ASTM D1002, ISO 4587 | TDS p.2 |
| 3M Scotch-Weld Epoxy Adhesive DP100 Clear Overlap Shear Strength … Dwell Time: 7 d … Test Method: ASTM D1002, ISO 4587 … Copper MEK/Abrade/MEK 6.6 MPa (950 lb/in²) ¹ | abraded | 6.6 MPa | ASTM D1002, ISO 4587 | TDS p.2 |
| 3M Scotch-Weld Epoxy Adhesive DP270 Clear Overlap Shear Strength Temperature: 23 °C (73 °F) Dwell Time: 7 d Test Method: ASTM D1002, ISO 4587 Test Condition Substrate Surface Prep Value … 23 °C Copper Solvent Wipe 5.2 MPa (750 lb/in²) | degreased | 5.2 MPa | ASTM D1002, ISO 4587 | TDS p.2 |