Spiral notebooks, regardless of whether they have a plastic or a metal spiral binding, are recyclable. The preferred way to recycle them, however, is to remove the spiral binding prior to putting the notebook itself into your recycling bin.
Recycling centers may not have the sophisticated mechanisms necessary to remove the spiral binding as the notebook is traveling through the sorting process, but the bindings will eventually be separated from the notebook. This may happen after it gets baled, sold and has begun the