an overview of the most common corrugated box styles & flutes used in packaging
Corrugated Flutes
The flute designation calls out the thickness of the overall corrugated board and the flute size – There are a variety of flute sizes available for different applications (For strength information see ECT or Mullen in the glossary)
Regular Slotted Container (RSC)
An RSC is the most common box style – All flaps are the same length, with the long flaps meeting in the middle
Full Overlap Slotted Container (FOL)
A variation of the RSC, the top & bottom flaps completely overlap to the edge of the box for additional strength and protection
Half-Slotted Container (HSC)
This is an RSC minus a set of flaps on the top or bottom – Two correctly sized HSCs can also be used as a top and bottom telescoping set
End Loading RSC / FOL
An RSC or FOL that has been flipped to allow for end loading – Corrugation direction can also be changed to maintain strength
One Piece Folder (OPF)
This design creates a sealed container out of a single unglued sheet, excellent for shipping small to large flat items & books
Telescoping Trays - Body & Lid
The telescoping tray body and lid is a two-piece box style that can allow for some variation in the depth of the item you are packaging
Indestructo
One of the toughest die-cut mailers around – Great protection for shipping, can be configured with a variety of different closures, flaps, tabs, and locks
Rolled End Tuck Front - (RETF)
This resealable mailer has many different names and applications – The tabs, tucks, and flaps (a.k.a.- dust flaps, dog ears or cherry locks) can be configured to suit your specific need
Five Panel Folder (FPF) or (5PF)
This design is quick and easy to assemble. When sealed, three of the sides are double thickness – It is good for long items
End Roll Tray
A tray that folds together without the use of tape or adhesive – It is a flexible design with many possible variations
Pre-Glued Tray
This tray is supplied with the corners preglued and folded inside – It can be set up instantly, saving labor and without the need for tape or adhesive – Often used as a plant or beverage tray