Sumitomo Bakelite North America RX® 611 Fiberglass Reinforced Phenolic

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Sumitomo Bakelite North America RX® 611 Fiberglass Reinforced Phenolic
Categories:	Polymer; Thermoset; Filled/Reinforced Thermoset; Phenolic; Phenolic, Novolac, Glass Filled
Material Notes:	RX® 611 is a fiberglass reinforced phenolic molding compound, with good dimensional stability and good strength at elevated temperatures. Meets ASTM D-5948 Type MFH. Information supplied by Sumitomo Bakelite North America.
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Physical Properties	Metric	English	Comments

Bulk Density	0.800 g/cc	0.0289 lb/in³	Powder; ISO 60
Density	1.74 g/cc	0.0629 lb/in³	ISO 1183
Water Absorption	0.040 %	0.040 %	ISO 62
Linear Mold Shrinkage	0.0020 cm/cm	0.0020 in/in	ISO 2577

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	100	100	ISO 2039/2
Tensile Strength, Ultimate	80.0 MPa	11600 psi	ISO 527
Flexural Strength	130 MPa	18900 psi	ISO 178
Flexural Modulus	16.0 GPa	2320 ksi	ISO 178
Compressive Strength	340 MPa	49300 psi	ISO 604
Charpy Impact, Notched	0.250 J/cm²	1.19 ft-lb/in²	ISO 179

Electrical Properties	Metric	English	Comments
Dielectric Strength	13.0 kV/mm @Thickness 3.00 mm	330 kV/in @Thickness 0.118 in	IEC 243
Arc Resistance	145 sec	145 sec	ASTM D495

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	17.0 µm/m-°C @Temperature 23.0 °C	9.44 µin/in-°F @Temperature 73.4 °F	TMA
Thermal Conductivity	0.520 W/m-K	3.61 BTU-in/hr-ft²-°F	ASTM F433
Maximum Service Temperature, Air	180 °C	356 °F	UL Temperature Index; UL 746B
Deflection Temperature at 1.8 MPa (264 psi)	190 °C	374 °F	As Molded; ISO 75 A
	>= 282 °C	>= 540 °F	Post Baked; ISO 75 A
Flammability, UL94	V-0 @Thickness 1.60 mm	V-0 @Thickness 0.0630 in
	V-0 @Thickness 3.20 mm	V-0 @Thickness 0.126 in

Descriptive Properties
Available Molding Grades	Compression, Transfer, Injection
Color	Black, Green
Form	Granular

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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