Corrugated plastic, also known as Coroplast. It can be easier to source than acrylic sheets, and is certainly much easier to work with. Any sign shop or plastics supplier likely has it on hand in ...

Inteplast Group Corporation, SeaCa Plastic Packaging ... PCBs are boxes, totes, or other containers made of corrugated polypropylene sheets, also known as polypropylene hollow core sheets ...

On March 18, 2025, antidumping (AD) and/or countervailing duty (CVD) petitions were filed on polypropylene corrugated boxes from China (AD & CVD) ...