MatWeb - Material Property Data Advertise with MatWeb!     Register Now
Data sheets for over 180,000 metals, plastics, ceramics, and composites.
MatWeb - Material Property Data HOME  •   SEARCH  •   TOOLS  •   SUPPLIERS  •   FOLDERS  •   ABOUT US  •   FAQ  •   LOG IN    
Recently Viewed Materials (most recent at top)  

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.

  Searches:   Advanced  | Category  | Property  | Metals  | Trade Name  | Manufacturer  | Recently Viewed Materials
  

Specialty Compounds RTP Company

(Viewing data as-entered. Click here to return)
Sumitomo Bakelite RX® 680 Phenolic Molding Compound
Categories: Polymer; Thermoset; Phenolic; Phenolic/Glass Fiber SMC

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 Bakelite High Performance Plastics (sbhpp)

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.
 
Physical PropertiesOriginal ValueComments
Specific Gravity 1.72 g/ccISO 1183
Apparent Bulk Density 0.700 g/ccISO 60
Water Absorption 0.060 %ISO 62
Linear Mold Shrinkage 0.0035 cm/cmISO 2577
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell E 95ISO 2039/2
Tensile Strength 75.0 MPaISO 527
Flexural Strength 165 MPaISO 178
Flexural Modulus 14.0 GPaISO 178
Compressive Strength 310 MPaISO 604
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 12.0 µm/m-°CASTM E831
CTE, linear, Transverse to Flow 33.0 µm/m-°CASTM E831
Deflection Temperature at 1.8 MPa (264 psi) 190 °CAs Molded; ISO 75A
 >= 282 °CPost Baked; ISO 75A

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 go back to viewing the property data in MatWeb's normal format.

Users viewing this material also viewed the following:
Borosilicate Glass

PSUMIT762 / 194567

Please read our License Agreement regarding materials data and our Privacy Policy. Questions or comments about MatWeb? Please contact us at info@matweb.com. We appreciate your input.

The contents of this web site, the MatWeb logo, and "MatWeb" are Copyright 1996-2025 by MatWeb, LLC. MatWeb is intended for personal, non-commercial use. The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.