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Silicone adhesive on Steel

5 verified lap-shear rows from manufacturer datasheets. Values stay with the surface preparation printed on the sheet.

ProductPrepStrengthStandardSource
LOCTITE SI 5606

Lap Shear Strength, ISO 4587: Galvanized Steel 0 gap N/mm² 2.3 (psi) (340)

not stated2.3 MPaISO 4587TDS p.2
LOCTITE SI 5600

Lap Shear Strength, 0 gap: Enameled Steel N/mm² 1.7 (psi) (240)

not stated1.7 MPaISO 4587TDS p.2
LOCTITE SI 5615

Lap Shear Strength, ISO 4587: Mild steel (grit blasted) N/mm² 1.7 (psi) (250)

grit blasted1.7 MPaISO 4587TDS p.1
LOCTITE SI 5607

Cured for 7 days @ 22 °C / 50% RH … Galvanized Steel: … 1.0 mm gap N/mm² 1

not stated1 MPaISO 4587TDS p.2
LOCTITE SI 5972 FC

Hot-dip galvanized steel (plasma treated) N/mm2 ≥1.0; 100%CF (psi) (≥145)

not stated> 1 MPaISO 4587TDS p.2

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