COPPER-CLAD LAMINATES FOR MULTILAYER PCBS:

G-10, FR-4
PREPREG G-10, FR-4

 

 

COPPER-CLAD LAMINATE FOR MULTILAYER PCB G-10, FR-4

Laminate type

Composition

Operating temperature range , оС

Applications

Dimensions

G-10

Woven Glass C loth;
Epoxy resins;
Copper foil,
electrodeposited

From minus 60 to plus 110

Used for printed circuit boards, the manufacture of cosumer appliances, industrial equipment, computers.
Grade FR-4 flame resistant.

Sheets size :
(1220 x 1020) ± 20 mm
(1100 x 1000) ± 20 mm
Thickness: 0,08-0,5 mm given foil thickness

FR -4

Woven Glass C lot;
Epoxy resins;
Copper foil, electrodeposited

From minus 60 to plus 130

Sheets size:
(1220 x 1020) ± 20 mm
(1100 x 1000) ± 20 mm
Thickness: 0,06-0,7 mm without the foil thickness

Properties

NEMA -L1 1-1989
G-10
FR-4
IPC 4101
L 20
L 21
Property
Test1 method
Unit
Values
Requirement
Typical2
Requirement
Typical2
Peel strength, minimum
2.4.8
Kg/M
A. After thermal stress
80
180
80
180
B. At 125°С
-
170
70
170
C. After process solutions
-
170
55
170
Volume Resistivity, minimum
2.5.17.1
MOm·cm
A. С-96/35/90
1 ×106
1 ×109
1 ×106
1 ×108
B. After moisture resistance
-
-
-
-
C. At elevated temperature E-24/125
1 ×103
5 ×105
1 ×103
5 ×105
Surface Resistivity, minimum
2.5.17.1
MOm
A. С-96/35/90
1 ×104
5 ×106
1 ×104
5 ×105
B. After moisture resistance
-
-
-
-
C. At elevated temperature E-24/125
1 ×103
5 ×104
5 ×104
5 ×105
Moisture Absorption, maximum
2.6.21
%
0,8
0,.3
0,8
0.3
Dielectric Breakdown, minimum
2.5.6
kV
-
-
-
-
Permittivity @ 1 Mhz, maximum
2.5.5.3
-
5,4
4,3
5,4
4,2
Loss tangent @ 1 Mhz, maximum
2.5.5.3
-
0,035
0,17
0,035
0,015
Arc resistance, minimum
2.5.1
Sec
60
60
60
60
Termal stress 10 Sec@288°C, minimum
2.4.13.1
A.Unetched
Pass visual
Pass visual
B. Etched
Pass visual
Pass visual
Electric strength, minimum
2.5.6.2
Volts/mm
2.90 ×104
5.0 ×104
2.90 ×104
5. ×104
Flammability
2.3.10
Sec
A.Average burn time, maximum
-
-
5
2.5
B. Individual burn time, maximum
-
-
10
5
Dimensional stability
2.4.39
Range
A
A
Glass transition range, minimum
ºС
100 - 110
130 - 140
Copper foil thickness
µm
18; 35; 50; 70
18; 35

1 All methods are from IP-TM-650 unless otherwise noted.
2 Indicator values are shown for sheets of material with a foil 35 microns.

Listed in the table are informational. On this basis, claims for quality can not be justified.