Bulk Molding Compounds BMC 1901 Mineral Filled Alkyd

Category	Polymer , Thermoset , Filled/Reinforced Thermoset , Polyester, TS , Alkyd (Polyester), Molded, Mineral Filler
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 1901 Mineral Filled Alkyd.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

BMC 1901 molding compound is a mineral filled, glass-fiber-reinforced alkyd compound suitable for compression transfer molding. It is a general purpose with medium impact strength and good overall electrical properties.Typical applications include switch components, relay bases, stack insulator s and as a formable insulating putty for motor construction and repair.

Physical Properties	Metric	English	Comments
Specific Gravity	2.21 g/cc	2.21 g/cc
Water Absorption	0.28 %	0.28 %	24 hours, 23°C
Linear Mold Shrinkage	0.0030 - 0.0060 cm/cm	0.0030 - 0.0060 in/in

Mechanical Properties	Metric	English
Hardness, Barcol	60 - 80	60 - 80
Flexural Strength	103 - 138 MPa	15000 - 20000 psi
Compressive Strength	152 - 179 MPa	22000 - 26000 psi
Izod Impact, Notched	1.07 - 2.14 J/cm	2.00 - 4.00 ft-lb/in

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

Electrical Properties	Metric	English	Comments
Dielectric Constant	7.3 @Frequency 60 Hz	7.3 @Frequency 60 Hz
Dielectric Strength	12.8 kV/mm	325 kV/in	Short Time
Dissipation Factor	0.40 @Frequency 60 Hz	0.40 @Frequency 60 Hz
Arc Resistance	>= 180 sec	>= 180 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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