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Materials commonly used for Double Sided PCBs

To compare different materials, the table below gives details of those most commonly used in Zubelzu double sided PCB's. 

Different base materials can be accommodated, subject to approval by our Technical Experts and to availability from suppliers.

 

ItemUnitsIT-140TCIGAV FR95Duraver
E-Cu 104
KB-6160

Manufacturer

- ITEQ Aismalibar Isola KingBoard

Material

- FR-4 FR-4 FR-4 FR-4

Volume Resistivity

  • After moisture resistance
  • At elevated temperature E-24/125

 



1,0 x 104
1,0 x 103


1,0 x 107
1,0 x 103


8,0 x 108
1,0 x 103

1,0 x 108

Surface Resistivity

  • After moisture resistance
  • At elevated temperature E-24/125




1,0 x 104
1,0 x 103


1,0 x 106
1,0 x 105

4,0 x 106
7,0 x 104

1,0 x 106

Moisture Absorption

% < 0.8 0,19 0,16 0,21

Dielectric Breakdown

kV 40 45 45 -

Permitivity @ 1 MHz

- 4,7 4,8 4,6 - 4,9 -

Loss Tangent @ 1 MHz

- 0,017 0,057 0,019 0,022

Flexural Strength
Length direction
Cross direction


N/mm2

415
345

550
450

600
480

565
416

Flexural Strength at Elevated Temperature

N/mm2 - - - -

Arc Resistance

sg 60 120 - 125

Thermal Stress for 10 sg at 288 ºC
Unetched
Etched

-
Conforme
Conforme

60 sg

≥  10 sg
≥  10 sg

180 sg

Electric Strength

kV/mm - - - -

Flammability

- V-0 V-0 V-0 V-0

Glass Transition Temperature

ºC 135 135 135 135

Decomposition Temperature

ºC 305 - - 305

CAF Resistance

- AABUS - - -

Comparative Tracking Index (CTI)

Volts Class 3 (179 - 249) Class 3 (179 - 249) Class 3 (179 - 249) Class 3 (179 - 249)

REMARKS

Information according to manufacturer's Technical Data Sheets

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