Permabond UV640 UV-curable Adhesive

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Permabond UV640 UV-curable Adhesive
Categories:	Polymer; Adhesive; Thermoset; Acrylic/Cyanoacrylate Adhesive
Material Notes:	PERMABOND UV640 is a single part, fast setting, and UV curable adhesive designed specifically for bonding plastics. This material has excellent adhesion to a variety of plastics including polycarbonate. Permabond UV640 has very high shear strength, elongation and impact resistance making it ideal for applications that require substrates with different coefficients of thermal expansion. Protect liquid adhesive from room lighting. Features & Benefits: Cure on demand High shear strength Fast curing with low-power lamps 100% solids, no solvents Excellent adhesion to plastics Information provided by Permabond.
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Physical Properties	Metric	English	Comments

Density	1.10 g/cc	0.0397 lb/in³	uncured
Viscosity	3000 - 4000 cP @Temperature 25.0 °C	3000 - 4000 cP @Temperature 77.0 °F	Uncured
Storage Temperature	5.00 - 25.0 °C	41.0 - 77.0 °F

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	60	60
Tensile Strength	13.0 MPa	1890 psi	ASTM D2095
Elongation at Break	110 %	110 %

Electrical Properties	Metric	English	Comments
Dielectric Constant	4.0 @Frequency 1e+6 Hz, Temperature 25.0 °C	4.0 @Frequency 1e+6 Hz, Temperature 77.0 °F
Dielectric Strength	12.0 kV/mm	305 kV/in

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	121 °C	250 °F
Minimum Service Temperature, Air	-53.9 °C	-65.0 °F

Optical Properties	Metric	English	Comments
Refractive Index	1.47	1.47

Processing Properties	Metric	English	Comments
Cure Time	0.117 min	0.00194 hour	fixture time, (low power 4mW lamp)
Shelf Life	12.0 Month	12.0 Month

Descriptive Properties
Appearance	Clear, colorless		Uncured
Cure Wavelength (nm)	365-420
Maximum Gap Fill (mm)	0.4
Strength Retention	10% at 200°C		Relative to 0°C
	100% at 0°C		Relative to 0°C
	30% at 150°C		Relative to 0°C
	75% at 100°C		Relative to 0°C
	95% at 50°C		Relative to 0°C

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PPERMA61 / 56169

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