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Master Bond adhesives

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Cosmic Plastics EH81 Epoxy, Iron-Filled, Molding Compound
Categories: Polymer; Thermoset; Epoxy; Epoxy Molding Compound

Material Notes: Description: Cosmic EH81 is an iron-filled epoxy molding compound which is supplied in a black granular form.

Features: This material flows easily under low pressure and provides good moldability.

Applications: This material is good for EMI / RFI shielding, and can be either compression or transfer molded to fabricate core rods, or to encapsulate surface mount and axial leaded inductors. This single molded compound eliminates the labor intensive over/under molding.

Test Conditions: 1 MHz; 1/16" Rod; 0.008" wire; 25 No. of Turns

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 PropertiesOriginal ValueComments
Bulk Density 2.50 g/cc
Density 3.60 g/cc
Spiral Flow 30.0 - 45.0 cm
Storage Temperature 5.00 °C
 
Processing PropertiesOriginal ValueComments
Mold Temperature 130 - 180 °C
Shelf Life 4.00 Month
 
Descriptive Properties
Inductance0.43 – 0.50 Ls (uH)
Molding Pressure50 – 800 psi
Quality Factor7.3 – 9.5
Recommended Post Cure2-4 hrs@ 160°C

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