3M Scotch-Weld™ DP805 Acrylic Adhesives

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3M Scotch-Weld™ DP805 Acrylic Adhesives
Categories:	Polymer; Adhesive; Thermoset; Acrylic/Cyanoacrylate Adhesive
Material Notes:	3M™ Scotch-Weld™ Acrylic Adhesive DP805 is a two-part, 1:1 mix ratio, toughened acrylic structural adhesives. They exhibit excellent shear and peel strengths along with good impact and durability and bond well to many metals, ceramics, wood and most plastics. Information provided by 3M
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Physical Properties	Original Value	Comments

Viscosity	7500 cP	Base
	150000 cP	Accelerator

Mechanical Properties	Original Value	Comments
Hardness, Shore D	79
Tensile Strength at Break	22.1 MPa	ASTM D882
Elongation at Break	30 %	ASTM D882
Shear Strength	<= 10.0 psi	Overlap, CRS/CRS after 7 days of Immersion in MEK
	<= 10.0 psi	Overlap, CRS/CRS after 7 days of Immersion in Acetone
	100 psi	Overlap, ABS
	320 psi	Overlap, Aluminum -120 frit sandpaper
	500 psi	Overlap, CRS/CRS tested after 120°C/2 wks
	600 psi	Overlap, Aluminum -solvent cleaned only
	600 psi	Overlap, Fiberglass Reinforced Plastic
	800 psi	Overlap, Fir Wood
	800 psi	Overlap, CRS/CRS after 7 days of Immersion in 10% HCl
	900 psi	Overlap, Copper
	950 psi	Overlap, Polycarbonate
	1200 psi	Overlap, Acrylic
	1300 psi	Overlap, Galvanized Steel
	1750 psi	Overlap, PVC
	2200 psi	Overlap, FR-4/FR-4 tested after tap water 1 wk/RT
	2200 psi	Overlap, CRS/CRS tested after 90°C/2 wks/90% RH
	2500 psi	Overlap, FR-4 Glass Epoxy
	2500 psi	Overlap, FR-4/FR-4 tested after RT aging
	2500 psi	Overlap, CRS/CRS tested after tap water 1 wk/RT
	2550 psi	Overlap, CRS/CRS after 7 days of Immersion in 1,1-Trichloroethane
	2600 psi	Overlap, FR-4/FR-4 tested after 90°C/2 wks/90% RH
	2600 psi	Overlap, CRS (oily) 49°C/100% RH/2 wks
	2650 psi	Overlap, CRS/CRS after 7 days of Immersion in Toluene
	2650 psi	Overlap, CRS/CRS after 7 days of Immersion in IPA
	2700 psi	Overlap, Cold Rolled Steel (oily)
	2700 psi	Overlap, FR-4/FR-4 tested after 120°C/2 wks
	2750 psi	Overlap, CRS/CRS after 7 days of Immersion in Gasoline
	2800 psi	Overlap, Cold Rolled Steel
	2800 psi	Overlap, Control
	2800 psi	Overlap, CRS/CRS tested after RT aging
	2850 psi	Overlap, CRS/CRS after 7 days of Immersion in Machine Oil
	3300 psi	Overlap, Etched Alum, 93°C/100% RH/2 wks
	3500 psi	Overlap, Aluminum-etched
	3500 psi	Overlap, Aluminum -etched/oily
	3500 psi	Overlap, Etched Alum (oily) 49°C/100% RH/4 wks
	2200 psi @Temperature 83.0 °C	Overlap, Etched Alum/Etched Alum
	2500 psi @Temperature -55.0 °C	Overlap, Etched Alum/Etched Alum
	3500 psi @Temperature 23.0 °C	Overlap, Etched Alum/Etched Alum
Peel Strength	3.00 pli @Temperature 23.0 °C	180° T-Peel, Black SBR/CRS
	4.00 pli @Temperature 23.0 °C	180° T-Peel, Nitrile/CRS
	16.0 pli @Temperature 23.0 °C	180° T-Peel, Neoprene/CRS
	17.0 pli @Temperature 23.0 °C	180° T-Peel, Red SBR/CRS
	20.0 pli @Temperature -55.0 °C	180° T-Peel, Etched Al/Etched Al
	34.0 pli @Temperature 83.0 °C	180° T-Peel, Etched Al/Etched Al
	35.0 pli @Temperature 38.0 °C	180° T-Peel, Etched Al/Etched Al
	35.0 pli @Temperature 23.0 °C	180° T-Peel, Etched Al/Etched Al
	35.0 pli @Temperature 65.0 °C	180° T-Peel, Etched Al/Etched Al
	36.0 pli @Temperature 54.0 °C	180° T-Peel, Etched Al/Etched Al

Electrical Properties	Original Value	Comments
Volume Resistivity	1.10e+14 ohm-cm	ASTM D257
Surface Resistance	>= 2.10e+15 ohm	ASTM D257
Dielectric Constant	3.4 @Frequency 100000 Hz	ASTM D150
	3.5 @Frequency 10000 Hz	ASTM D150
	3.6 @Frequency 500 Hz	ASTM D150
	3.6 @Frequency 1000 Hz	ASTM D150
Dissipation Factor	0.018 @Frequency 100000 Hz	ASTM D150
	0.023 @Frequency 10000 Hz	ASTM D150
	0.037 @Frequency 1000 Hz	ASTM D150
	0.046 @Frequency 500 Hz	ASTM D150

Thermal Properties	Original Value	Comments
CTE, linear	105 µm/m-°C @Temperature 20.0 - 100 °C
Glass Transition Temp, Tg	60.0 °C

Processing Properties	Original Value	Comments
Cure Time	8.00 - 24.0 hour	Full cure

Descriptive Properties
Appearance	Off-white	Base
	Pale Yellow
	Yellow	Accelerator

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