Portal filament winding machine, also known as multiple spindle filament winding machine, is designed with up to 4 spindles for high production output. The filament impregnated with resin will be winded on rotating mandrels by trolley. With industrial computer control system, our portal filament winding machine provides stable performance with four axial precise movements: mandrel rotating movement, trolley axial movement, cross feed and roving comb rotation movement.