Material Dielectric Constant
FR4 (Mil-P-13949 = GF) 4.2-4.9 Woven Glass/Epoxy
FR5 (Mil-P-13949 = GH) 4.2-4.9 Woven Glass/Epoxy
FR5 (Mil-P-13949 = GP) 2.2-2.4 Non-woven Glass/Teflon
FR5 (Mil-P-13949 = GR) 2.2-2.4 Non-woven Glass/Teflon
FR5 (Mil-P-13949 = GT) 2.6-2.8 Woven Glass/Teflon
FR5 (Mil-P-13949 = GX) 2.4-2.6 Woven Glass/Teflon
GPY (Mil-P-13949 = GI) 4.0-4.7 Woven Glass/Polyimide
GPY (Mil-P-13949 = GY) 2.1-2.45 Woven Glass/Teflon
GPY (Mil-P-13949 = AE) 3.8-4.5 Woven Aramid/Epoxy
GPY (Mil-P-13949 = AI) 3.6-4.4 Woven Aramid/Polyimide
GPY (Mil-P-13949 = QI) 3.0-3.8 Woven Quartz/Polyimide
GPY (Mil-P-13949 = GM) 4.0-4.7 Woven Glass/BT
GPY (Mil-P-13949 = CF) 4.2-4.9 Non-woven Polyester/Epoxy
GPY (Mil-P-13949 = GC) 4.0-4.7 Woven Glass/Cyanate Ester
GPY (Mil-P-13949 = GC) 2.2 Teflon
GPY (Mil-P-13949 = GC) 3.5 Polyimide
The following are available from
ROGERS Corporation
Microwave Material Division
100 S. Roosevelt Avenue
Chandler, AZ 85226-3415
602-961-1382
http://www.rogers-corp.com
RT/duroid 6006 6.15 +/- 0.150
RT/duroid 6010LM 10.2 +/- 0.250
RT/duroid 6002 2.94 +/- 0/040
RT/duroid 5880 2.20 +/- 0.02
RT/duroid 5870 2.33 +/- 0.02
RO3003 3.0 +/- 0.04
RO3006 6.15 +/- 0.15
RO3010 10.2 +/- 0.30
RO4003 3.38 +/- 0.05
RO4350 3.48 +/- 0.05
TMM3 3.27 +/- 0.016
TMM4 4.50 +/- 0.045
TMM6 6.00 +/- 0.080
TMM10 9.20 +/- 0.230
TMM10i 9.80 +/- 0.245
The following are availabe from
Microwave Materials Division
1100 Governor Lea Road
Bear, Delaware 19701
302-834-2100 (phone)
302-834-2574 (fax)
http://www.arlonmed.com
Mil-S-13949
Woven Fiberglass Reinforced PTFE-Unidirectional
DiClad522 GT 2.40-2.60 +/- 0.05
DiClad527 GX 2.40-2.60 +/-0.0022
DiClad870 GY 2.33 +/-0.02
DiClad880 GY 2.17, 2.20 +/-0.02
Woven Fiberglass Reinforced PTFE-Corssplied
CuClad250GT GT 2.40-2.60 +/-0.05
CuClad250GX GX 2.40-2.60 +/-0.04
CuClad233LX GY 2.33 +/-0.02
CuClad217LX GY 2.17, 2.20 +/-0.02
Commercial Grade
AR320 3.20 +/-0.05
AD300 3.00 +/- 0.05
Non-Woven Fiberglass Reinforced PTFE
IsoClad933 2.33 +/- 0.04
IsoClad917 2.17, 2.20 +/-0.04
Ceramin Filled PTFE
AR1000 10.0 Nominal
AR600 6.0 Nominal
AR450 4.5 Nominal
AR350 3.5 Nominal
CLTE 2.94 Nominal
Thermoplastic Bond Film
CuClad6250 2.32 +/- 0.10
CuClad6700 2.35 +/- 0.10
The following data was obtained from
http://www.taconic-add.com/tlc2.htm
Taconic Headquarters
Advanced Dielectric Division
136 Coonbrook Road
Petersburgh, NY USA
518-658-3202 (phone)
518-658-3988 (fax)
Mil-P-13494 Test Method
TLC-35 3.20 @10GHz
TLC-95 2.95 @10GHz
TLT-9 2.50 @10GHz
TLX-9 2.50 @10GHz
TLY-5A 2.17 @10GHz
CER-10 10 @10GHz
RF-35 3.50 @1.9GHz