Bulk Molding Compounds BMC 5338 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	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Bulk Molding Compounds BMC 5338 Mineral Filled, Glass Reinforced Polyester.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

BMC 5338 molding compound is a mineral Filled, glass fiber-reinforced polyester compound suitable for compression, transfer and stuffer injection molding. It is a high impact material produced in extruded form for ease of handling. Other characteristics are good over all electrical properties and flame resistance.Typical applications include circuit breaker housings, standoff insulators, bus supports and tool housings.

Physical Properties	Metric	English	Comments
Specific Gravity	1.84 g/cc	1.84 g/cc
Water Absorption	0.10 %	0.10 %	24 hours, 23°C
Linear Mold Shrinkage	0.0010 - 0.0020 cm/cm	0.0010 - 0.0020 in/in

Mechanical Properties	Metric	English
Hardness, Barcol	35 - 45	35 - 45
Tensile Strength, Ultimate	41.4 - 55.2 MPa	6000 - 8000 psi
Flexural Strength	131 - 165 MPa	19000 - 24000 psi
Compressive Strength	165 - 193 MPa	24000 - 28000 psi
Izod Impact, Notched	3.20 - 4.81 J/cm	6.00 - 9.00 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 - 15.0 kV/mm	350 - 380 kV/in	Short Time
Arc Resistance	>= 190 sec	>= 190 sec
Comparative Tracking Index	>= 600 V	>= 600 V

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

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