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Metal adhesives

Resinlab® EP1285HD-12 Highly Filled, Medium Viscosity Casting Resin
Categories: Polymer; Thermoset; Epoxy; Epoxy Cure Resin; Epoxy, Cast, Metal Filled

Material Notes: Resinlab™ EP1285 (Formerly Lab Product W021901 series) is a highly filled, medium viscosity black casting resin designed for applications requiring a high degree of thermal conductivity and a low CTE combined with a moderate free flowing viscosity. They give excellent resistance to acids, bases, water, and most organic compounds. The high filler content also enhances resistance to thermal cycle stresses. The choice of hardener allows the user to choose a variety of reactivity’s, viscosities, thermal ranges and environmental resistance capabilities. The resin contains a high loading of abrasive aluminum oxide filler, which can introduce wear considerations for wetted components of meter-mix and dispensing equipment. Warming the assembly prior to filling will aid in flow and air release. Additional vacuum degassing may be desired for some applications.

Information Provided by Resinlab L.L.C., an Ellsworth Adhesives Company.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 2.15 g/cc2.15 g/cc
Water Absorption 0.030 %
@Time 86400 sec
0.030 %
@Time 24.0 hour
TM R050-35
Viscosity 15500 cP
@Shear Rate 1.00 1/s
15500 cP
@Shear Rate 1.00 1/s
Mixed
Linear Mold Shrinkage 0.0020 cm/cm0.0020 in/in
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 9090
Tensile Strength at Break 17.2 MPa2500 psiTM R050-36
Tensile Strength, Ultimate 17.2 MPa2500 psiTM R050-36
Tensile Strength, Yield 6.89 MPa1000 psiTM R050-36
Elongation at Break 0.00 - 1.0 %0.00 - 1.0 %TM R050-36
Tensile Modulus 7.58 GPa1100 ksiTM R050-36
Compressive Yield Strength 62.1 MPa9000 psiTM R050-38
Compressive Strength 68.9 MPa10000 psiBreak; TM R050-38
 86.2 MPa12500 psiUltimate; TM R050-38
Compressive Modulus 4.48 GPa650 ksiTM R050-38
Adhesive Bond Strength 10.3 MPa1500 psiLap Shear-Aluminum
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 3.20e+16 ohm-cm3.20e+16 ohm-cm
Dielectric Constant  4.5
@Frequency 100000 Hz
4.5
@Frequency 100000 Hz
 4.6
@Frequency 100 Hz
4.6
@Frequency 100 Hz
Dielectric Strength 15.0 kV/mm380 kV/in
Dissipation Factor  0.0060
@Frequency 100 Hz
0.0060
@Frequency 100 Hz
 0.0080
@Frequency 100000 Hz
0.0080
@Frequency 100000 Hz
 
Thermal PropertiesMetricEnglishComments
CTE, linear  30.0 µm/m-°C
@Temperature <=98.0 °C
16.7 µin/in-°F
@Temperature <=208 °F
Below Tg
 125 µm/m-°C
@Temperature >=98.0 °C
69.4 µin/in-°F
@Temperature >=208 °F
Above Tg
Thermal Conductivity 1.10 W/m-K7.63 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 150 °C302 °F
Minimum Service Temperature, Air -50.0 °C-58.0 °F
Glass Transition Temp, Tg 98.0 °C208 °F
 
Processing PropertiesMetricEnglishComments
Cure Time  30.0 - 60.0 min
@Temperature 120 °C
0.500 - 1.00 hour
@Temperature 248 °F
 120 - 240 min
@Temperature 100 °C
2.00 - 4.00 hour
@Temperature 212 °F
 480 - 720 min
@Temperature 80.0 °C
8.00 - 12.0 hour
@Temperature 176 °F
Pot Life 50.0 min50.0 min
 
Descriptive Properties
Appearanceblack liquid
Mix Ratio15.55:1Weight
 6.55:1Volume
Side-By-Side Cartridges CapableNo

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PRESL122 / 101536

Metal adhesives

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