| 摘要 |
<p>Plastics tray is moulded with intersecting strengthening ribs (42) in a grid pattern, extending upwardly from the base of the tray, but of lower height than the tray sidewalls. Further ribs (46) are provided in the spaces formed by the intersecting ribs to prevent the tray contents contacting the tray base. The corners are formed with reinforcing inturned bend. Polyethylene, polypropylene, polyacrylate, polymethacrylate, polycarbonates, PVC, polyethylene terephthalate, styrene acrylonitrile copolymers, particularly biaxially oriented polystyrene. Packaging meat, poultry, fish, etc.</p> |
