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!
Iām 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 
https://brainright.com/OurHouse/Construction/Countertops/Crusher/