Sumitomo Bakelite North America RX® 680 Fiberglass and Glass Reinforced Phenolic

Category	Polymer , Thermoset , Filled/Reinforced Thermoset , Phenolic , Phenolic, Novolac, Glass Filled
Manufacturer	Sumitomo Bakelite North America
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Sumitomo Bakelite North America RX® 680 Fiberglass and Glass Reinforced Phenolic.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

RX 680 is a fiberglass and glass bead filled phenolic molding compound, with good dimensional stability and good strength at elevated temperatures.Information provided by Sumitomo Bak North America, Inc.

Physical Properties	Metric	English	Comments
Bulk Density	0.700 g/cc	0.0253 lb/in³	ISO 60
Density	1.72 g/cc	0.0621 lb/in³	ISO 1183
Water Absorption	0.060 %	0.060 %	ISO 62
Linear Mold Shrinkage	0.0035 cm/cm	0.0035 in/in	ISO 2577

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell E	95	95	ISO 2039/2
Tensile Strength at Break	75.0 MPa	10900 psi	ISO 527
Flexural Strength	165 MPa	23900 psi	ISO 178
Flexural Modulus	14.0 GPa	2030 ksi	ISO 178
Compressive Strength	310 MPa	45000 psi	ISO 604

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	12.0 µm/m-°C	6.67 µin/in-°F	ASTM E831
CTE, linear, Transverse to Flow	33.0 µm/m-°C	18.3 µin/in-°F	ASTM E831
Deflection Temperature at 1.8 MPa (264 psi)	190 °C	374 °F	As Molded; ISO 75A
	>= 282 °C	>= 540 °F	Post Baked; ISO 75A

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

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