SF-4 is a BMI syntactic film which provides excellent elevated temperature properties. SF-4 is available in unsupported or supported continuous film form in thicknesses from 10 mils to 300 mils. SF-4 has been evaluated and qualified in aerospace structures.
- Good handleability and drape
- Low dielectric and loss tangent over wide thermal and electrical range
- Density of 39 pcf (0.62 g/cc)
- High Temperature
|Initial cure temp
||2 hours at 204°C/400°F followed by 6 hour post cure at 250°C/452°F.