Towpreg / Drum Winding
Towpreg
Towpreg
- Impregnation uniformity, resin content and surface condition
- Winding tension, traverse, interlayer adhesion and spreadability
- Suitability of winding workability and storage conditions
Drum Winding
Solvent-based drum winding
- Review of resin solution viscosity, solids content and fiber tension
- Evaluation of drum winding, solvent removal and residual solvent
- Review of resin distribution and sheet quality
Deliverables
- 01Root-cause hypotheses
- 02Process improvement plan
- 03Verification tests and control criteria