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FR-4 Basic Info
- Jan 08, 2018 -

Basic Info

Product Description

  • Model : FR-4

  • Dielectric: FR-4

  • Type: Rigid Circuit Board

  • Material: Fiberglass Epoxy

  • UV Blocking/AOI: UL, VDE, SGS, CQC, Reach, RoHS

1. Excellent appearance
2. Tg 140 degree celsius(DSC)
3. UV Blocking/AOI
4. Excellent machining property

FR-4 LaminateUnitspecificationTypical ValueTest 
Method
Metric<0.5mm≥0.5mm1.6mm  CCLIPC-TM-650
1. Peel Strength,as receivedN/mm  

1.80
(1OZ )
---
A. 17micron copper≥0.79≥1.05
B. 35micron copper≥1.05≥1.40
C. 70micron copper≥1.40≥1.93
D. 105,140,175micron copper and above≥1.58≥2.10
2.  Surface resistivity

 
---
5.4×107
5.6×106
A. Constant temp.&moisture C-96/35/90≥104---
B. After moisture resistance ---≥104
C. Under high temperature ≥103≥103
3. Volume resistivityMΩ.cm

 
---
5.4×108
5.6×106
A. Constant temp.&moisture C-96/35/90≥106---
B. After moisture resistance ---≥104
C. Under high temperature≥103≥103
4. Moisture absorptionpercent---≤0.800.15
5. Dielectric breakdownKV---4050
6. Permittivity at 1MHZ--<5.4<5.44.6
7. Tg(DSC)degree celsius---≥130138
8. Loss tangent at 1MHZ--<0.035<0.0350.015
9. Pressure Vessel Method260 degree celsius/20Spasspasspass
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10. Thermal stress288 degree celsius/20S


Non etchingpasspasspass
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11. FlammabilityRating94V-094V-094V-0
12. Dimensional stabilityppm---±300±180