HOME > Products > Electronic material > High performance CCL > CS-3356S
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Halogen-free
Low CTE of 27ppm
CS-3356S

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Product code |
Double sided
(Representative) |
CS-3356S |
Single sided |
CS-3351S |
Multilayer |
CS-4356S |
Prepreg |
ES-3306S |
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Features
- Halogen-free ,Antimony-free.
- Suitable for build-up core of multi-layer with excellent flexural modulus.
- Excellent in Hot flexural modulus.
- Excellent in reliability of Plated Through Hole .
- Prepreg (ES-3306S) can be drilled by laser.
- Excellent in anti-migration property.
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Applications
- Automotive electronics.
- Package substrate.
- Core substrate of build up PWB.
- Flexrigid type PWB.
- Middle and High layer count PWB.
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Deflection |

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Test piece |
Weight(g) |
2 |
10 |
CS-3356S |
Warp |
1mm |
7~8mm |
Fill |
1mm |
8~10mm |
FR-4 |
Warp |
6~7mm |
60mm< |
Fill |
5~7mm |
60mm< |
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Laser machinability |
<Laser via hole / 65μmφ> |
<Filled via hole / 4 layers> |
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General properties |
Test items |
Unit |
Treatment |
CS-3356S |
Halogen free compliance |
- |
- |
OK |
Grade |
ANSI |
- |
- |
FR-5 equiv. |
JIS |
- |
- |
GE2F |
Insulation resistance |
at RT |
MΩ |
C-96/20/65 |
9×108 |
After treatment |
+D-2/100 |
5×107 |
Volume resistivity |
at RT |
MΩm |
C-96/20/65 |
5×107 |
After treatment |
+C-96/40/90 |
1×107 |
Surface resistance |
at RT |
MΩ |
C-96/20/65 |
1×108 |
After treatment |
+C-96/40/90 |
5×107 |
Dielectric constant
(1MHz) |
at RT |
- |
C-96/20/65 |
4.4 |
Dissipation factor
(1MHz) |
at RT |
- |
C-96/20/65 |
0.012 |
Flexural strength |
Warp |
MPa |
A |
610 |
Fill |
450 |
Solder limit
(Float) |
260℃ |
sec. |
A |
300< |
Peel strength |
18μm |
kN/m |
A |
1.2 |
Water absorption |
% |
E-24/50
+D-24/23 |
0.09 |
UL Flammability
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- |
A |
94V-0 |
Tg |
TMA |
℃ |
A |
160 |
DMA |
180 |
Flexural modulus |
Warp |
GPa |
A |
31 |
Fill |
28 |
Hot flexural modulus |
Warp |
250℃ |
13 |
Fill |
10 |
CTE α1 |
Z-axis |
ppm/℃ |
A |
27 |
Warp |
12 |
Fill |
13 |
CTE α2 |
Z-axis |
ppm/℃ |
A |
160 |
Thermal expansion
(20~260℃) |
Z-axis |
% |
A |
2.3 |
Thermal conductivity
(Laser flash) |
W/mK |
A |
0.7 |
*Above figures show the test result of 0.8mm material at our laboratory.
*Test method is JIS C 6481 except UL flammability. |
Standard specifications
Substrate thickness (mm) |
0.06 / 0.1 / 0.15 / 0.2 / 0.3 / 0.4 / 0.5 / 0.6 / 0.8 / 1.0 / 1.2 / 1.6 |
Cu thickness (μm) |
12 / 18 / 35 / 70 |
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