Sumitomo Bakelite North America RX® 448 Cellulose Reinforced Phenolic Novolac

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

Sumitomo Bakelite North America RX® 448 Cellulose Reinforced Phenolic Novolac
Categories:	Polymer; Thermoset; Filled/Reinforced Thermoset; Phenolic; Phenolic, Novolac, Cellulose Filled
Material Notes:	RX448 is a cellulose fiber reinforced phenolic novolac molding compound. This material is recommended for large parts requiring moderate toughness. It is designed to meet the requirements of ASTM D-5948-96, Type CFI-5. (Replaces Military Specification MIL-M-14H.) Information supplied by Sumitomo Bakelite North America.
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Metric	English	Comments

Bulk Density	0.400 g/cc	0.0145 lb/in³	Powder; ASTM D1895
Density	1.43 g/cc	0.0517 lb/in³	ASTM D-792
Water Absorption	0.60 %	0.60 %	24 hour; ASTM D570
	1.5 %	1.5 %	48 hour; ASTM D570
Linear Mold Shrinkage	0.0030 cm/cm	0.0030 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell E	70	70	ASTM D785
Tensile Strength, Ultimate	48.0 MPa	6960 psi	ASTM D638
Flexural Strength	70.0 MPa	10200 psi	ASTM D790
Flexural Modulus	10.0 GPa	1450 ksi	ASTM D790
Compressive Strength	200 MPa	29000 psi	ASTM D695
Izod Impact, Notched	0.600 J/cm	1.12 ft-lb/in	ASTM D256A

Electrical Properties	Metric	English	Comments
Dielectric Strength	3.40 kV/mm	86.4 kV/in	60 Hz, wet, SS; ASTM D149
	5.90 kV/mm	150 kV/in	ST; ASTM D149
Arc Resistance	65 sec	65 sec	ASTM D495

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	47.0 µm/m-°C @Temperature 20.0 °C	26.1 µin/in-°F @Temperature 68.0 °F	ASTM E831
CTE, linear, Transverse to Flow	53.0 µm/m-°C @Temperature 20.0 °C	29.4 µin/in-°F @Temperature 68.0 °F	ASTM E831
Thermal Conductivity	0.560 W/m-K	3.89 BTU-in/hr-ft²-°F	ASTM C518
Maximum Service Temperature, Air	150 °C	302 °F	UL Temperature Index; UL 746B
Deflection Temperature at 1.8 MPa (264 psi)	180 °C	356 °F	As Molded; ASTM D648A
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	HB @Thickness 3.20 mm	HB @Thickness 0.126 in

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

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.

Users viewing this material also viewed the following:
Overview of materials for Phenolic, Novolac, Mineral/Cellulose Filled
Sumitomo Bakelite North America RX® 3-1-530-P Long-Glass Reinforced Diallyl Phthalate
Sumitomo Bakelite North America RX® 1366FR-P Short-Glass Reinforced Diallyl Phthalate
Sumitomo Bakelite North America RX® 3-2-530-P Long-Glass Reinforced Diallyl Phthalate
Overview of materials for Phenolic, Novolac, Cellulose Filled

P90XR09 / 21223

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message