Filament Winding Roving (also called Hoop Roving )is coated with silane and compatible with unsaturated polyester,vinyl ester and epoxy and phenolic resins.
| Glass Type | E,C, ECR, ECT, TM | 
| Filament diameter (um) | 13,16, 17-24,31 | 
| Linear density (Tex) | 200, 300, 600, 800, 1200, 2000,2400, 4800, 9600 | 
| Linear density | Filament diameter | Moisture content | LOI | 
| ±5% | ±1um | ≤0.10 | 0.55±0.15 | 
 
 