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
  

Ensinger PEI

(Viewing data as-entered. Click here to return)
Röhm Acrylite® 8N df 21 Acrylic Polymer
Categories: Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, General Purpose, Molded

Material Notes: Superior light diffusion and transmittance is obtained by incorporation of spherical, high MW polymer beads of a different refractive index into the acrylic matrix. Used in lighting, optoelectronics, displays, monitor covers, and projection screens.

Information Provided by Evonik CYRO. The former Evonik Methacrylates business has been sold to Röhm (Roehm) GmbH.

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 1.19 g/ccASTM D792
Bulk Density 0.660 g/ccASTM D1895
Water Absorption <= 0.30 %ASTM D570
Linear Mold Shrinkage 0.0030 - 0.0060 cm/cmASTM D951
Melt Flow 3.1 g/10 min
@Load 3.80 kg,
Temperature 230 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell M 95ASTM D785
Tensile Strength at Break 11500 psiASTM D638
Elongation at Break 4.0 %ASTM D638
Elongation at Yield 4.0 %ASTM D638
Tensile Modulus 550 ksiASTM D638
Flexural Strength 20000 psiASTM D790
Flexural Modulus 500 ksiASTM D790
Izod Impact, Notched 0.300 ft-lb/in
@Diameter 6.35 mm
BAR; ASTM D256
 
Thermal PropertiesOriginal ValueComments
CTE, linear 40.0 µin/in-°F
@Temperature 0.000 - 100 °C
ASTM D696
Deflection Temperature at 1.8 MPa (264 psi) 221 °F
@Thickness 6.35 mm
Annealed; ASTM D648
Vicat Softening Point 246 °FASTM D1525
 
Optical PropertiesOriginal ValueComments
Refractive Index 1.50ASTM D542
Haze 83 %ASTM D1003
Yellow Index <= 2.0 %ASTM D1925
Transmission, Visible 90 %ASTM D1003
 
Processing PropertiesOriginal ValueComments
Middle Barrel Temperature 464 - 482 °FCylinder Temp
Melt Temperature 464 - 482 °F
Mold Temperature 100 - 175 °F
Drying Temperature 175 °F
Dry Time 3 - 4 hour

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:
Röhm Acrylite® 8N Acrylic Polymer
Röhm Acrylite® 8N df 20 Acrylic Polymer
Röhm Plexiglas® df21 8N Molding Compound
Röhm Acrylite® 8N df 23 Acrylic Polymer
Röhm Acrylite® 8N df 22 Acrylic Polymer

PCYR00013 / 89017

Proto3000 – 3D Engineering Solutions

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

The contents of this web site, the MatWeb logo, and "MatWeb" are Copyright 1996-2024 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.