FR4 Copper Clad Laminate sheet
Properties
Excellent dimension stability and dielectric strength,
Excellent heating resistance and mechanical properties,
UV block and AOI compatible,
Less resin smear in high speed drilling
Applications
Widely used for home appliance, related products for computer, electrical toy, calculator, game machine etc.
Main Technical Characteristics
| Items |
Unit |
Test Conditions |
Specification |
Typical Value |
| Weldability |
-- |
A |
Yes |
Yes |
| Peel Strength (1oz) |
Lbs/In. |
A
Float 125ºC |
8.0 |
9.5 |
| 7.0 |
9.0 |
| Flexural Strength |
MD |
KLbs/In. |
A |
≥60 |
75 |
| CD |
≥50 |
60 |
| Volume Resistivity |
MΩ-cm |
E-24/125 |
≥103 |
105 |
| Surface Resistance |
MΩ |
E-24/125 |
≥103 |
105 |
| Water Absorption |
% |
E-1/105+Des |
≤0.35 |
0.25 |
| Breakdown Voltage |
KV |
D-48/50 D-0.5/23 |
≥35 |
38 |
| Arc Resistance |
Sec |
D-48/50 D-0.5/23 |
≥60 |
75 |
| Flammability |
Sec |
A |
94V-0 |
94V-0 |
| Dielectric Constant(1MHz) |
-- |
A |
≤5.4 |
5.0 |
| Loss Tangent (1MHz) |
-- |
A |
≤0.035 |
0.018 |
Warpage & Twist
|
Double sides(T≥0.78mm) |
% |
A
A |
≤0.7 |
0.2 |
| Single side (T≥0.78mm) |
≤1.0 |
0.4 |
| Heat Resistance |
|
At 288ºC, 10 Sec |
No Change |
No Change |
| TG |
ºC |
A |
≥125 |
135 |
FAQ
Q: Are you trading company or manufacturer ?
A: Both
Q: How long is your delivery time?
A: Generally it is 3-5 days if the goods are in stock. or it is 5--15days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ?is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ? A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shipment.
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