Bulk Molding Compounds BMC 5307 Mineral Filled, Glass Reinforced Polyester

Category	Polymer , Thermoset , Filled/Reinforced Thermoset , Polyester, TS , Thermoset Polyester Glass and Mineral Filled BMC
Manufacturer	BMC - Bulk Molding Compounds Inc.
Trade Name	BMC
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Bulk Molding Compounds BMC 5307 Mineral Filled, Glass Reinforced Polyester.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

BMC 5307 molding compound is a mineral filled, glass fiber-reinforced polyester compound suitable for compression, transfer and stuffer injection molding. It is a medium impact material produced in extruded form for ease of handling. Other characteristics are good overall electrical properties and flame resistance.Typical applications include circuit breakers, transformer bobbins and motor end bells.

Physical Properties	Metric	English	Comments
Specific Gravity	2.01 g/cc	2.01 g/cc
Water Absorption	0.10 %	0.10 %	24 hours, 23°C
Linear Mold Shrinkage	0.0022 - 0.0040 cm/cm	0.0022 - 0.0040 in/in

Mechanical Properties	Metric	English
Hardness, Barcol	30 - 45	30 - 45
Tensile Strength, Ultimate	55.2 - 68.9 MPa	8000 - 10000 psi
Flexural Strength	110 - 138 MPa	16000 - 20000 psi
Compressive Strength	152 - 179 MPa	22000 - 26000 psi
Izod Impact, Notched	2.14 - 2.67 J/cm	4.00 - 5.00 ft-lb/in

Thermal Properties	Metric	English
Deflection Temperature at 1.8 MPa (264 psi)	>= 260 °C	>= 500 °F
Flammability, UL94	V-0 @Thickness 6.35 mm	V-0 @Thickness 0.250 in
	V-0 @Thickness 3.17 mm	V-0 @Thickness 0.125 in
	V-0 @Thickness 1.59 mm	V-0 @Thickness 0.0625 in

Electrical Properties	Metric	English	Comments
Dielectric Strength	13.8 kV/mm	350 kV/in	Short Time
Arc Resistance	>= 185 sec	>= 185 sec
Comparative Tracking Index	>= 600 V	>= 600 V

Processing Properties	Metric	English	Comments
Mold Temperature	138 - 177 °C	280 - 350 °F

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