A. Schulman BMC 1454 for Injection Molding Circuit Breakers

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A. Schulman BMC 1454 for Injection Molding Circuit Breakers
Categories:	Polymer; Thermoset; Polyester, TS
Material Notes:	BMC 1454 is a special low-cost material developed specifically for injection molding circuit breakers. It has considerable flame, arc and track resistance. BMC 1454 is a medium strength material with excellent flexural strength necessary to meet the arc interruption test required for circuit breakers. UL® recognized. This material was formerly known as Glastic® 1454.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.88 - 1.94 g/cc	1.88 - 1.94 g/cc
Water Absorption	0.070 - 0.12 %	0.070 - 0.12 %	24 hours, 23°C
Linear Mold Shrinkage	0.0010 - 0.0030 cm/cm	0.0010 - 0.0030 in/in

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	40 - 50	40 - 50
Tensile Strength, Ultimate	34.5 - 41.4 MPa	5000 - 6000 psi
Flexural Strength	75.8 - 89.6 MPa	11000 - 13000 psi
Flexural Modulus	9.65 - 11.0 GPa	1400 - 1600 ksi
Compressive Strength	159 - 172 MPa	23000 - 25000 psi
Izod Impact, Notched	2.40 - 2.94 J/cm	4.50 - 5.50 ft-lb/in

Electrical Properties	Metric	English	Comments
Dielectric Strength	20.4 kV/mm	517 kV/in	Short Time
Dissipation Factor	0.027 @Frequency 60 Hz	0.027 @Frequency 60 Hz	Condition A
	0.058 @Frequency 60 Hz	0.058 @Frequency 60 Hz	Condition D
	0.14 @Frequency 60 Hz	0.14 @Frequency 60 Hz	Condition A
	0.154 @Frequency 60 Hz	0.154 @Frequency 60 Hz	Condition D
Arc Resistance	213 sec	213 sec
Track Resistance	25 sec	25 sec

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	>= 260 °C	>= 500 °F
Flammability, UL94	V-0	V-0

Processing Properties	Metric	English	Comments
Mold Temperature	138 - 166 °C	280 - 330 °F

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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PBMC050 / 27233

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