Overview of materials for Epoxy, Encapsulating, Glass or Mineral Filled

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Overview of materials for Epoxy, Encapsulating, Glass or Mineral Filled
Categories:	Polymer; Thermoset; Epoxy; Epoxy, Encapsulating, Glass or Mineral Filled
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Epoxy, Encapsulating, Glass or Mineral Filled". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
Vendors:	Master Bond is a leading manufacturer of high performance epoxy adhesives, sealants, coatings, potting/encapsulation compounds and impregnation resins. Our epoxies include one and two part formulations that can be cured at room temperature, with heat or exposure to UV light. Special formulations feature high electrical and/or thermal conductivity and wide service temperature ranges. Visit www.masterbond.com. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	1.76 - 2.00 g/cc	0.0636 - 0.0723 lb/in³	Average value: 1.87 g/cc Grade Count:15
Water Absorption	0.100 - 0.250 %	0.100 - 0.250 %	Average value: 0.188 % Grade Count:5
	0.200 - 0.300 % @Temperature 50.0 - 50.0 °C	0.200 - 0.300 % @Temperature 122 - 122 °F	Average value: 0.239 % Grade Count:9
	0.200 - 0.300 % @Time 173000 - 173000 sec	0.200 - 0.300 % @Time 48.0 - 48.0 hour	Average value: 0.239 % Grade Count:9
Linear Mold Shrinkage	0.00100 - 0.00700 cm/cm	0.00100 - 0.00700 in/in	Average value: 0.00333 cm/cm Grade Count:13

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	60.0 - 70.0	60.0 - 70.0	Average value: 65.5 Grade Count:11
Tensile Strength, Ultimate	41.0 - 107 MPa	5950 - 15500 psi	Average value: 78.6 MPa Grade Count:14
Flexural Yield Strength	83.0 - 150 MPa	12000 - 21800 psi	Average value: 114 MPa Grade Count:14
Flexural Modulus	12.4 - 19.0 GPa	1800 - 2760 ksi	Average value: 14.4 GPa Grade Count:13
Compressive Yield Strength	172 - 379 MPa	25000 - 55000 psi	Average value: 228 MPa Grade Count:14
Izod Impact, Notched	0.160 - 0.370 J/cm	0.300 - 0.693 ft-lb/in	Average value: 0.290 J/cm Grade Count:13

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+15 - 5.50e+15 ohm-cm	1.00e+15 - 5.50e+15 ohm-cm	Average value: 1.56e+15 ohm-cm Grade Count:8
Surface Resistance	1.00e+15 - 4.00e+16 ohm	1.00e+15 - 4.00e+16 ohm	Average value: 5.87e+15 ohm Grade Count:8
Dielectric Constant	3.50 - 4.80	3.50 - 4.80	Average value: 4.10 Grade Count:14
Dielectric Strength	12.9 - 17.0 kV/mm	328 - 432 kV/in	Average value: 14.0 kV/mm Grade Count:14
Dielectric Breakdown	56.0 V	56.0 V	Average value: 56.0 V Grade Count:5
Dissipation Factor	0.00400 - 0.0200	0.00400 - 0.0200	Average value: 0.0125 Grade Count:14
Arc Resistance	178 - 180 sec	178 - 180 sec	Average value: 180 sec Grade Count:14

Thermal Properties	Metric	English	Comments
CTE, linear	12.6 - 80.0 µm/m-°C	7.00 - 44.4 µin/in-°F	Average value: 35.3 µm/m-°C Grade Count:13
CTE, linear, Transverse to Flow	26.4 - 80.0 µm/m-°C	14.7 - 44.4 µin/in-°F	Average value: 56.9 µm/m-°C Grade Count:6
Thermal Conductivity	0.0837 - 1.26 W/m-K	0.581 - 8.72 BTU-in/hr-ft²-°F	Average value: 0.752 W/m-K Grade Count:10
Deflection Temperature at 1.8 MPa (264 psi)	165 - 280 °C	329 - 536 °F	Average value: 226 °C Grade Count:7
Heat Distortion Temperature	260 °C	500 °F	Average value: 260 °C Grade Count:5
Glass Transition Temp, Tg	110 - 175 °C	230 - 347 °F	Average value: 162 °C Grade Count:9
Flammability, UL94	V-0	V-0	Grade Count:6

Processing Properties	Metric	English	Comments
Processing Temperature	150 - 193 °C	302 - 379 °F	Average value: 167 °C Grade Count:4
Mold Temperature	143 - 182 °C	289 - 360 °F	Average value: 166 °C Grade Count:6

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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O1711 / 77895

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