Cosmic Plastics 3D36 Long Glass Filled Alkyd Molding Compound

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Cosmic Plastics 3D36 Long Glass Filled Alkyd Molding Compound
Categories:	Polymer; Thermoset; Polyester, TS; Alkyd (Polyester), Molded, Mineral Filler
Material Notes:	Description: Cosmic 3D36 is a long glass fiber filled, impact resistant and flame retardant alkyd molding compound which is supplied in a flake form. It molds easily in standard compression or transfer equipment and has a shelf life of one year when stored at 100C or below. Features: 3D36 cures rapidly to give high strength parts with excellent surface, good electrical insulation and dimensional stability. Applications: Used in circuit breakers, relays, coil bobbins, terminal boards and connectors. Information provided by Cosmic Plastics Inc
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Physical Properties	Metric	English	Comments

Specific Gravity	1.95 g/cc	1.95 g/cc
Bulk Factor	6.0 - 12	6.0 - 12
Water Absorption	0.25 % @Temperature 50.0 °C, Time 173000 sec	0.25 % @Temperature 122 °F, Time 48.0 hour
Linear Mold Shrinkage	0.0010 - 0.0040 cm/cm	0.0010 - 0.0040 in/in

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	24.1 - 48.3 MPa	3500 - 7000 psi
Flexural Strength	82.7 - 96.5 MPa	12000 - 14000 psi
Compressive Strength	124 - 152 MPa	18000 - 22000 psi
Izod Impact, Notched	1.60 - 3.20 J/cm	3.00 - 6.00 ft-lb/in

Electrical Properties	Metric	English	Comments
Dielectric Constant	5.5 @Frequency 1000 Hz	5.5 @Frequency 1000 Hz	Dry
	5.5 @Frequency 1e+6 Hz	5.5 @Frequency 1e+6 Hz	Wet
	5.6 @Frequency 1e+6 Hz	5.6 @Frequency 1e+6 Hz	Dry
	6.0 @Frequency 1000 Hz	6.0 @Frequency 1000 Hz	Wet
Dielectric Strength	13.8 kV/mm	350 kV/in	Wet, step by step
	15.7 kV/mm	400 kV/in	Dry, step by step
Dielectric Breakdown	40 V	40 V	Wet, step by step
	55 V	55 V	Dry, step by step
Dissipation Factor	0.025 @Frequency 1e+6 Hz	0.025 @Frequency 1e+6 Hz	Dry
	0.030 @Frequency 1e+6 Hz	0.030 @Frequency 1e+6 Hz	Wet
	0.040 @Frequency 1000 Hz	0.040 @Frequency 1000 Hz	Dry
	0.050 @Frequency 1000 Hz	0.050 @Frequency 1000 Hz	Wet
Arc Resistance	140 sec	140 sec

Thermal Properties	Metric	English	Comments
Heat Distortion Temperature	205 °C	401 °F
Flammability, UL94	V-1 @Thickness 3.17 mm	V-1 @Thickness 0.125 in

Processing Properties	Metric	English	Comments
Mold Temperature	130 - 170 °C	266 - 338 °F

Descriptive Properties
Dimensional Stability	<0.04%
MIL-M-14	MAI-60		ASTM D5948-96
Molding Pressure	500-8000 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.

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PCOSM023 / 190805

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