Glass Recycling

Has anyone converted a plastic shredder to a glass shredder or have any suggestions on building an open source crusher? We want to incorporate this into our plastic free latrobe valley project!

Iā€™m from New Zealand and found this company which turns glass back into sand.

@davehollis for shredding glass you need a shredder with a different teeth design that crushes instead of cutting, something like this:

Or even a used clothes dryer šŸ™‚

Thanks @marknz that looks like a good machine.