Material: | Slit corrugated boxboard, thru Triplewall 1200 lb test (With some limitations, slit most reasonably light and rigid materials that can be sheared, such as corrugated plastic, paperboard or chipboard. ) Score boxboard, thru 600 lb doublewall (With some limitations, score most reasonably light and rigid materials that can be crushed, such as corrugated plastic, paperboard, or chipboard. ) |