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Elmet Technologies

Cosmic Plastics FARBOSET® 2270 Glass/Mineral Filled Epoxy Molding Compound
Categories: Polymer; Thermoset; Epoxy; Epoxy, Molded, Glass Fiber Filler; Epoxy, Molded, Mineral Filled

Material Notes: Description: Cosmic FARBOSET 2270 is a granular, glass and mineral-filled, novolac epoxy molding compound featuring good moldability and fast cure rates at low molding temperatures.

Applications: It is designed for the encapsulation of capacitors, resistors, hybrids and other electrical and electronic components.

Information provided by Cosmic Plastics Inc

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
Bulk Density 1.00 g/cc0.0361 lb/in³powder
Density 1.90 g/cc0.0686 lb/in³Molded
Spiral Flow 102 cm40.2 inEMMI 1-66A
Storage Temperature 4.00 °C39.2 °F
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 9090
Tensile Strength at Break 68.9 MPa10000 psi
Flexural Strength 110 MPa16000 psi
Compressive Strength 276 MPa40000 psi
Izod Impact, Notched 0.214 J/cm0.400 ft-lb/in
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 2.00e+15 ohm-cm2.00e+15 ohm-cm
Surface Resistance 1.00e+16 ohm1.00e+16 ohm
Dielectric Constant 4.0
@Frequency 1000 Hz
4.0
@Frequency 1000 Hz
Dielectric Strength >= 15.7 kV/mm>= 400 kV/inshort time 125 mil
Dissipation Factor 0.0040
@Frequency 1000 Hz
0.0040
@Frequency 1000 Hz
Dielectric Loss Index 0.016
@Frequency 1000 Hz
0.016
@Frequency 1000 Hz
Arc Resistance 180 sec180 sec
 
Thermal PropertiesMetricEnglishComments
CTE, linear 35.0 µm/m-°C19.4 µin/in-°FAlpha 1
 80.0 µm/m-°C44.4 µin/in-°FAlpha 2
Thermal Conductivity 0.920 W/m-K6.38 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 200 °C392 °F
Glass Transition Temp, Tg 145 °C293 °F
 
Processing PropertiesMetricEnglishComments
Mold Temperature 150 - 180 °C302 - 356 °F
Cure Time  0.717 min
@Temperature 150 °C
0.0119 hour
@Temperature 302 °F
Hot Plate
 1.00 - 3.00 min
@Temperature 150 °C
0.0167 - 0.0500 hour
@Temperature 302 °F
Shelf Life  0.0670 Month
@Temperature 35.0 °C
0.0670 Month
@Temperature 95.0 °F
2 days
 0.250 Month
@Temperature 25.0 °C
0.250 Month
@Temperature 77.0 °F
1 week
 12.0 Month
@Temperature 5.00 °C
12.0 Month
@Temperature 41.0 °F
 
Descriptive Properties
Molding Pressure200-1000 psi

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.

PCOSM025b / 325078

Rulon Bearings

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