Pmma has been successfully depolymerized by contacting with molten lead resulting in mma with a purity more than 98.
How to recycle acrylic sheets.
These plastic pellets are then sold to a plastic reprocessor who will use them in a specific manufacturing process such as sheet.
It is also claimed that acrylic scrap can be melted in a high temperature furnace after separation and grinding.
It is possible to form large pieces into useful objects in case they have not suffered crazing stress or cracking.
It is possible to recover the monomer from pmma scrap by depolymerization.
Like nylon it s considered a group 7 plastic and mostly not collected for recycling.
Pmma the key type of acrylic can be recycled in several ways.
However there will come a time when the coronavirus dies down and we all go back to how things used to be.
This normally involves subjecting the resin to pyrolysis.
The molten liquid is put in mold plates and then taken to a pressurized oven for a period of 12 hours making the acrylic plates again.
Sheet plastic recycling acrylic or polycarbonate resin is a multi step process that requires very specialized equipment.
Production sheet scrap is sorted chopped melted and extruded into plastic pellets.
Acrylic plastic is not recycled easily.