Nelcote
®
Composite Materials
Electromagnetic and Thermal Properties of Selected
RF and Microwave Prepreg Systems
>
Resin / Reinforcement
Cure Temp. °F (°C)
Dielectric Constant
X-Bamd*
Loss Tangent
X-Bamd*
Service Temp. °F (°C)
V-341
Polybutadiene/Quartz
350 (177)
3.1
0.001
200 (93)
V-376
Cyanate Ester/Quartz
350 (177)
3.2
0.005
400 (204)
V-376
Cyanate Ester/ Fiberglass
350 (177)
4.0
0.011
400 (204)
E-761
Epoxy/Quartz
250 (121)
3.4
0.009
200 (93)
E-761
Epoxy/Spectra®
225 (107)
2.7
0.004
180 (82)
E-761
Epoxy/Fiberglass
250 (121)
4.2
0.013
200 (93)
E-746
Hi-Temp. Epoxy/Quartz
350 (177)
3.6
0.012
500 (260)
E-746
Hi-Temp. Epoxy/Fiberglass
350 (177)
4.2
0.016
500 (260)
E-765
Epoxy/Quartz
250 (121)
3.4
0.015
275 (135)
E-765
Epoxy/Fiberglass
250 (121)
4.5
0.020
275 (135)
P-670I
Polyesters/Fiberglass
250 (121)
4.0
0.014
250 (120)
P-615
SuperVue/Spectra®
230 (110)
2.4
0.004
160 (71)
S-860
Silicone/Fiberglass
350 (177)
4.2
0.013
500 (260)
*Nominal values may vary subject to fiber volume and test technique.
Nelco®, Nelcote®, Neltec®, CoreFix® and PeelCote™ are trademarks of Park Electrochemical Corporation
Kevlar® is a registered trademark of E.I. du Pont de Nemours and Company. Spectra® is a registered trademark of Honeywell Performance Fibers.
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Park reserves the right to make changes without further notice to any products here to improve reliability, function or design. Park does not assume any responsibility arising out of the application or use of any product described herein; neither does it convey any license under its patent rights nor the rights of others. This disclaimer of warranty is in lieu of all warranties whether expressed, implied or statutory, including implied warranties of merchantability of fitness for a particular purpose.
Nelco®, Nelcote®, RTFoil®, CoreFix®, PeelCote™, SI®, LD®, EP™ and EF® are trademarks of Park Electrochemical Corporation
If you have problems or questions
contact
webmaster@parkelectro.com
February 20, 2008