MatWeb - Material Property Data Advertise with MatWeb!     Register Now
Data sheets for over 180,000 metals, plastics, ceramics, and composites.
MatWeb - Material Property Data HOME  •   SEARCH  •   TOOLS  •   SUPPLIERS  •   FOLDERS  •   ABOUT US  •   FAQ  •   LOG IN    
Recently Viewed Materials (most recent at top)  

Login to see your most recently viewed materials here.

Or if you don't have an account with us yet, then click here to register.

  Searches:   Advanced  | Category  | Property  | Metals  | Trade Name  | Manufacturer  | Recently Viewed Materials
  

Chemically Resistant adhesives

Cosmic Plastics E4905 Mineral Filled Epoxy Molding Compound, Encapsulated Grade  (discontinued **)
Categories: Polymer; Thermoset; Epoxy; Epoxy, Encapsulating, Glass or Mineral Filled; Filled/Reinforced Thermoset

Material Notes:

Data provided by the manufacturer.

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
Density 1.95 g/cc0.0704 lb/in³
Apparent Bulk Density 0.780 g/cc0.0282 lb/in³
Water Absorption 0.25 %0.25 %48 hrs, 50°C
Linear Mold Shrinkage 0.0010 - 0.0040 cm/cm0.0010 - 0.0040 in/intypical.
 
Mechanical PropertiesMetricEnglishComments
Hardness, Barcol 6060
Tensile Strength, Ultimate 55.0 MPa7980 psi
Flexural Strength 83.0 MPa12000 psi
Flexural Modulus 14.0 GPa2030 ksi
Compressive Strength 241 MPa35000 psi
Izod Impact, Notched 0.270 J/cm0.506 ft-lb/in
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+15 ohm-cm1.00e+15 ohm-cm
Surface Resistance 1.00e+15 ohm1.00e+15 ohm
Dielectric Constant  4.2
@Frequency 1e+6 Hz
4.2
@Frequency 1e+6 Hz
Wet
 4.8
@Frequency 1000 Hz
4.8
@Frequency 1000 Hz
Wet
Dielectric Strength 13.0 kV/mm330 kV/inWet, Step by Step
Dissipation Factor  0.010
@Frequency 1e+6 Hz
0.010
@Frequency 1e+6 Hz
Wet
 0.012
@Frequency 1000 Hz
0.012
@Frequency 1000 Hz
Wet
Arc Resistance 180 sec180 sec
 
Thermal PropertiesMetricEnglishComments
CTE, linear 30.0 µm/m-°C
@Temperature 20.0 °C
16.7 µin/in-°F
@Temperature 68.0 °F
Alpha 1
CTE, linear, Transverse to Flow 80.0 µm/m-°C
@Temperature 20.0 °C
44.4 µin/in-°F
@Temperature 68.0 °F
Alpha 2
Thermal Conductivity 1.2561 W/m-K8.7173 BTU-in/hr-ft²-°F
Deflection Temperature at 1.8 MPa (264 psi) >= 200 °C>= 392 °F
Glass Transition Temp, Tg 110 °C230 °F
 
Processing PropertiesMetricEnglishComments
Processing Temperature 150 - 175 °C302 - 347 °FMolding temperature

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

Users of our Advanced Search (registration required) may exclude discontinued materials from search results.

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.

Users viewing this material also viewed the following:
Overview of materials for Epoxy Molding Compound
Cosmic Plastics CP7311 Epoxy Molding Compound
Cosmic Plastics E486 lass Filled Epoxy Molding Compound, Electrical Grade
Cosmic Plastics 6130F Long Glass Fiber Filled Ortho Diallyl Phthalate Molding Compound
Cookson Group Plaskon® 2929BNSC Epoxy Molding Compound

PAESCZ / 22958

Chemically Resistant adhesives

Please read our License Agreement regarding materials data and our Privacy Policy. Questions or comments about MatWeb? Please contact us at webmaster@matweb.com. We appreciate your input.

The contents of this web site, the MatWeb logo, and "MatWeb" are Copyright 1996-2024 by MatWeb, LLC. MatWeb is intended for personal, non-commercial use. The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.