SF305C
What is SF305C?
Halogen-free flame-resistant type polyimide film based Coverlay
Characteristics
- Halogen free, flammability UL94 V-0
- High bonding strength, good dimensional stability and thermal resistance
- Low adhesive flowing, good processability, suitable for both fast and traditional lamination style
- Compatible with EU RoHS directive, free of Pb, Hg, Cd, Cr⁶⁺, PBB, PBDE, etc.
Applications
- Coverlay for FPC
SF305C General Properties
| Test Item | Treatment Condition | Unit | Property Data | |||
|---|---|---|---|---|---|---|
| IPC Standard | Typical Value | |||||
| SF305C 0515 | SF305C 1025 | |||||
| Resin Flow | - | mm | - | ＜0.15 | ＜0.15 | |
| Peel Strength (90°)* | A | N/mm | ≥0.7 | 0.9 | 1.1 | |
| 288℃, 5s | ≥0.5 | 0.9 | 1.0 | |||
| Thermal Stress* | 300℃, 10s | - |
288℃, 10s No Delamination |
No Delamination | No Delamination | |
| Dimensional Stability | MD | E-0.5/150 | % | ±0.2 | ±0.1 | ±0.1 |
| TD | ±0.1 | ±0.1 | ||||
| Chemical Resistance | After Chemical Exposure | % | ≥80 | ＞90 | ＞90 | |
| Volume Resistivity | C-96/35/90 | MΩ·cm | ≥10⁶ | 5.5×10⁷ | 6.0×10⁷ | |
| Surface Resistance | C-96/35/90 | MΩ | ≥10⁴ | 3.0×10⁶ | 3.5×10⁶ | |
Remarks
- *: Testing after laminating with shining side of copper foil in suitable condition
- C=Humidity conditioning
- E=Temperature conditioning
- To receive more detailed information, please feel free to contact us directly or leave your email address and we will promptly send you the relevant documents.
Specifications of Standard Products
| Specifications | PI Film Thickness (um) | Adhesive Thickness (um) |
|---|---|---|
| SF305C 0515 | 12.5 | 15 |
| SF305C 0520 | 12.5 | 20 |
| SF305C 0525 | 12.5 | 25 |
| SF305C 1025 | 25 | 25 |
| SF305C 1030 | 25 | 30 |
Other Information
Purchasing Information
- SF305C is supplied in rolls and standard widths of 250+2/-0mm or 500+21-0mm.
- Roll length is 100+2/-0m ol200+2/-0m.Other sizes could be available upon request.
Storage Conditions
- Stored in the room of dryness. Three months when stored in the original packaging at 4-10℃.
Partner with Highleap
With years of experience, we specialize in handling various PCB laminate materials. We provide high-quality, reliable PCB manufacturing and assembly services to bring your design to life.
Expertise in Diverse Materials
We have extensive experience handling various high-performance PCB laminates for optimal project outcomes.
Strict Quality Control
Rigorous quality control measures throughout production ensure consistently high-standard, reliable PCBs.
Advanced Manufacturing Technology
Utilizing advanced technology and equipment enables high-precision and efficient PCB production.
Related Post
Explore more related materials information.
Get a Quick Quote
Partner with Highleap Electronic for your project!
Get Detailed Files
Leave your email address and get a datasheet.