DP460 datasheet(2/4 Pages) 3M

2 / 4 page

Date : March 1996

EPX Epoxy Adhesive DP460

Performance

Characteristics (Cont...)

Not for specification purposes

Overlap Shear Strength

The following strength

values were obtained with

DP460 when tested after 7

day cure cycle at 24°C.

Substrates solvent wiped,

abraded and solvent wiped

prior to bonding.

MPa

psi

Galvanised Steel

Cold Rolled Steel

FPL Etched Aluminium

Copper

Stainless Steel

Brass

Acrylic

PVC

Polycarbonate

Neoprene/Steel

SBR/Steel

ABS

FRP

13.8

19.3

31.0

27.6

2.3

2.4

3.4

0.8*

1.0*

4.0

6.9*

2000

2800

4500

4000

330

350

500

120*

140*

575

1000*

* Denotes Substrate Failure

Environmental Resistance

Etched Aluminium. Overlap

shear tested at 23°C.

Environment

Condition

Etched AL

(MPa)

Galv Steel

(MPa)

23°C / 50% RH

30 days

35.8

15.2

Distilled Water

30 days immersion

35.2

15.9

Water Vapour

50°C / 100% RH, 30 days

93°C / 100% RH, 14 days

34.5

21.4

13.1

10.3

Antifreeze/H

2O (50/50)

82°C 30 day immersion

34.5

13.8

Isopropanol

23°C 30 day immersion

39.3

13.8

Methyl Ethyl Ketone

23°C 30 day immersion

29.0

13.8

Salt Spray 5%

65°C 30 days

35.2

13.1

Electrical Properties

Dielectric Strength

(Volts/mm)

2.8 x 104

Volume Resistivity

(Ohms/cm)

2.4 x 1014

Thermal Properties

Thermal Conductivity

W/m°C

0.180

Coefficient of Thermal

Expansion (cm/cm/°C)

- 50°C to 30°C 59 x 10-6

50°C to 110°C 159 x 10-6

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