Overview of materials for Epoxy, Molded, Mineral Filled

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Overview of materials for Epoxy, Molded, Mineral Filled
Categories:	Polymer; Thermoset; Epoxy; Epoxy, Molded, Mineral Filled
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Epoxy, Molded, 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	1.50 - 2.14 g/cc	0.0542 - 0.0773 lb/in³	Average value: 1.92 g/cc Grade Count:21
Water Absorption	0.0260 - 0.0400 %	0.0260 - 0.0400 %	Average value: 0.0307 % Grade Count:3
	0.250 - 0.250 % @Temperature 50.0 - 50.0 °C	0.250 - 0.250 % @Temperature 122 - 122 °F	Average value: 0.250 % Grade Count:3
	0.250 - 0.250 % @Time 173000 - 173000 sec	0.250 - 0.250 % @Time 48.0 - 48.0 hour	Average value: 0.250 % Grade Count:3
Linear Mold Shrinkage	0.00200 - 0.00600 cm/cm	0.00200 - 0.00600 in/in	Average value: 0.00438 cm/cm Grade Count:12
Spiral Flow	38.0 - 125 cm	15.0 - 49.2 in	Average value: 82.0 cm Grade Count:16

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	65.0 - 75.0	65.0 - 75.0	Average value: 68.3 Grade Count:3
Hardness, Shore D	74.0 - 97.0	74.0 - 97.0	Average value: 80.8 Grade Count:13
Tensile Strength, Ultimate	30.0 - 97.0 MPa	4350 - 14100 psi	Average value: 80.3 MPa Grade Count:20
Flexural Yield Strength	60.0 - 147 MPa	8700 - 21300 psi	Average value: 117 MPa Grade Count:21
Flexural Modulus	13.4 - 19.3 GPa	1950 - 2800 ksi	Average value: 16.0 GPa Grade Count:11
Compressive Yield Strength	60.0 - 283 MPa	8700 - 41000 psi	Average value: 216 MPa Grade Count:14
Izod Impact, Notched	0.160 - 0.320 J/cm	0.300 - 0.600 ft-lb/in	Average value: 0.246 J/cm Grade Count:9

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+13 - 5.00e+16 ohm-cm	1.00e+13 - 5.00e+16 ohm-cm	Average value: 1.25e+16 ohm-cm Grade Count:11
Surface Resistance	1.00e+12 - 1.00e+16 ohm	1.00e+12 - 1.00e+16 ohm	Average value: 5.46e+15 ohm Grade Count:12
Dielectric Constant	3.50 - 5.60	3.50 - 5.60	Average value: 4.39 Grade Count:21
Dielectric Strength	13.8 - 20.0 kV/mm	350 - 508 kV/in	Average value: 15.8 kV/mm Grade Count:20
Dielectric Breakdown	56.0 - 60.0 V	56.0 - 60.0 V	Average value: 58.7 V Grade Count:3
	>= 30000 V @Temperature 90.0 - 90.0 °C	>= 30000 V @Temperature 194 - 194 °F	Average value: 30000 V Grade Count:1
	>= 30000 V @Time 20.0 - 60.0 sec	>= 30000 V @Time 0.00556 - 0.0167 hour	Average value: 30000 V Grade Count:1
Dissipation Factor	0.00100 - 0.0400	0.00100 - 0.0400	Average value: 0.00938 Grade Count:21
Dielectric Loss Index	0.0110 - 0.0320	0.0110 - 0.0320	Average value: 0.0200 Grade Count:6
Arc Resistance	18.0 - 210 sec	18.0 - 210 sec	Average value: 177 sec Grade Count:18

Thermal Properties	Metric	English	Comments
CTE, linear	21.0 - 92.0 µm/m-°C	11.7 - 51.1 µin/in-°F	Average value: 44.4 µm/m-°C Grade Count:16
CTE, linear, Transverse to Flow	69.0 - 90.0 µm/m-°C	38.3 - 50.0 µin/in-°F	Average value: 75.1 µm/m-°C Grade Count:7
Thermal Conductivity	0.0418 - 16.0 W/m-K	0.290 - 111 BTU-in/hr-ft²-°F	Average value: 1.63 W/m-K Grade Count:17
Maximum Service Temperature, Air	190 - 200 °C	374 - 392 °F	Average value: 196 °C Grade Count:5
Deflection Temperature at 1.8 MPa (264 psi)	100 - 110 °C	212 - 230 °F	Average value: 106 °C Grade Count:4
Heat Distortion Temperature	260 °C	500 °F	Average value: 260 °C Grade Count:3
Glass Transition Temp, Tg	130 - 175 °C	266 - 347 °F	Average value: 156 °C Grade Count:17
Flammability, UL94	HB - V-0	HB - V-0	Grade Count:16

Processing Properties	Metric	English	Comments
Processing Temperature	170 - 193 °C	338 - 379 °F	Average value: 180 °C Grade Count:7
Mold Temperature	145 - 180 °C	293 - 356 °F	Average value: 164 °C Grade Count:12
Cure Time	0.450 - 240 min @Temperature 150 - 150 °C	0.00750 - 4.00 hour @Temperature 302 - 302 °F	Average value: 14.5 min Grade Count:9

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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O1706 / 77891

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