Sumitomo Bakelite North America RXÂ® 525 Cellulose Reinforced Phenolic Novolac

Category	Polymer , Thermoset , Filled/Reinforced Thermoset , Phenolic , Phenolic, Novolac, Cellulose Filled
Manufacturer	Sumitomo Bakelite North America
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Sumitomo Bakelite North America RXÂ® 525 Cellulose Reinforced Phenolic Novolac.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

RXÂ 525 is a cellulose fiber reinforced phenolic novolac molding compound. This material is recommended for parts requiring moderate toughness. It is designed to meet the requirements of ASTM D-5948-96, Type CFG.Information provided by Sumitomo Bak North America, Inc.

Physical Properties	Metric	English	Comments
Bulk Density	0.500 g/cc	0.0181 lb/inÂ³	ASTM D1895
Density	1.39 g/cc	0.0502 lb/inÂ³	ASTM D792
Water Absorption	0.30 % @Time 86400 sec	0.30 % @Time 24.0 hour	ASTM D570
	1.7 % @Time 173000 sec	1.7 % @Time 48.0 hour	ASTM D570
Linear Mold Shrinkage	0.0020 cm/cm	0.0020 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell E	75	75	ASTM D785
Tensile Strength at Break	41.0 MPa	5950 psi	ASTM D638
Flexural Strength	69.0 MPa	10000 psi	at rupture; ASTM D790
Flexural Modulus	8.30 GPa	1200 ksi	ASTM D790
Compressive Strength	169 MPa	24500 psi	ASTM D695
Izod Impact, Notched	0.350 J/cm	0.656 ft-lb/in	ASTM D256

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	43.0 Âµm/m-Â°C	23.9 Âµin/in-Â°F	ASTM E831
CTE, linear, Transverse to Flow	52.0 Âµm/m-Â°C	28.9 Âµin/in-Â°F	ASTM E831
Thermal Conductivity	0.540 W/m-K	3.75 BTU-in/hr-ftÂ²-Â°F	ASTM C518
Maximum Service Temperature, Air	150 Â°C	302 Â°F	UL Temperature Index; UL 746B
Deflection Temperature at 1.8 MPa (264 psi)	165 Â°C	329 Â°F	As Molded; ASTM D648A
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	V-0 @Thickness 3.20 mm	V-0 @Thickness 0.126 in

Electrical Properties	Metric	English	Comments
Dielectric Strength	1.00 kV/mm @Frequency 60.0 Hz	25.4 kV/in @Frequency 60.0 Hz	step-by-step, wet; ASTM D149
	2.00 kV/mm @Frequency 60.0 Hz	50.8 kV/in @Frequency 60.0 Hz	short time, wet; ASTM D149
Arc Resistance	70 sec	70 sec	ASTM D495

Descriptive Properties	Value	Comments
Color	Black
Form	Pellet
Molding Method	Compression
	Injection
	Transfer

Users viewing this material also viewed the following: