We are manufacturer of spot light PCB in China, we can make all kinds of LED PCB with our new technology, which are with low cost but high frequence.
We have made LED PCB more than 100 lm/w.
This PCB is made for street lamps with aluminum based material.
We are experienced in making PCB as customers requirements.
If you need some enquiry, please feel free to contact us.
Hope you great success.
|
Item
No. |
Test Item |
Specification Value |
Unit |
|
1 |
Peal Strength |
Normality |
≥1.05 |
N/mm |
|
After heating
(260) |
≥1.05 |
N/mm |
|
2 |
After heat shocking 228,2min |
No layering and no foaming |
/ |
|
3 |
Thermal resistance |
0.6 |
/W |
|
4 |
Thermal conduction |
1.1-2.0 |
W/m.k |
|
5 |
Combustibility ( Normality ) |
94V0 |
|
|
6 |
Surface electrical resistivity |
Normality |
≥1*10 |
M |
|
After constant heat ( 2565,RH:90%98%,Circuit 20 times) |
≥1*10 |
M |
|
7 |
Cubic electrical resistivity |
Normality |
≥1*10 |
|
|
After constant heat ( 2565,RH:90%98%,Circuit 20 times) |
1*10 |
M .cm |
|
8 |
Electric breakdown Volt |
≥3 |
Kv |
|
9 |
Dielectric constant (1MHz ) (40,93%,96h) |
≤5.4 |
/ |
|
10 |
Dielectric loss factor |
≤0.03 |
/ |
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