PCB dielectric materials

MATERIAL_NAME FR-4

E_CONDUCTIVITY=0

T_CONDUCTIVITY=0.012w/cm-degC

# TZ_CONDUCTIVITY=0.002928w/cm-degC

DIELECTRIC=4.5

LOSS_TANGENT=0.035

THICKNESS=8.0mil

 MATERIAL_NAME TETRAFUNCTIONAL

E_CONDUCTIVITY=0

T_CONDUCTIVITY=0.011w/cm-degC

# TZ_CONDUCTIVITY=0.002928w/cm-degC

DIELECTRIC=4.4

LOSS_TANGENT=0.035

THICKNESS=8.0mil

 MATERIAL_NAME POLYIMIDE

E_CONDUCTIVITY=0

T_CONDUCTIVITY=0.0018w/cm-degC

# TZ_CONDUCTIVITY=0.0014w/cm-degC

DIELECTRIC=4.3    LOSS_TANGENT=0.035

THICKNESS=8.0mil

 MATERIAL_NAME BT_EPOXY

E_CONDUCTIVITY=0

T_CONDUCTIVITY=0.0031w/cm-degC

# TZ_CONDUCTIVITY=0.0022w/cm-degC

DIELECTRIC=4.1

LOSS_TANGENT=0.02

THICKNESS=8.0mil

 MATERIAL_NAME CYANATE_ESTER_E

E_CONDUCTIVITY=0

T_CONDUCTIVITY=0.0041w/cm-degC

# TZ_CONDUCTIVITY=0.0021w/cm-degC

DIELECTRIC=3.8

LOSS_TANGENT=0.009

THICKNESS=8.0mi

 MATERIAL_NAME CYANATE_ESTER_S

E_CONDUCTIVITY=0

T_CONDUCTIVITY=0.0038w/cm-degC

# TZ_CONDUCTIVITY=0.002w/cm-degC

DIELECTRIC=3.5

LOSS_TANGENT=0.009

THICKNESS=8.0mil

 MATERIAL_NAME PTFE

E_CONDUCTIVITY=0

T_CONDUCTIVITY=0.0006w/cm-degC

# TZ_CONDUCTIVITY=0.0006w/cm-degC

DIELECTRIC=2.7

LOSS_TANGENT=0.003

THICKNESS=5.0mil