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Rigid box assembly machine positioned for commissioning before shipment
Guide

Rigid Box Assembly Machines and Collapsible Box Machines Compared

Both families glue paper to board and both are sold as box machines, but they solve different problems and are specified from different numbers.

What a rigid box assembly machine does

A rigid box assembly machine wraps cover paper around a shell and bonds the shell to an inner box. The box leaves the machine fully formed and stays that way, which is why cover size, inner box size and inner box type are the three numbers on every specification table. Guorun covers this family with the GR-600B, GR-1000B, GR-580/720ZA and GR-950WA.

What a collapsible box machine does

A collapsible box machine glues wings and side panels so the finished box folds flat and erects square later. The critical numbers are the wing or side panel size and the positioning accuracy, because a wing placed half a millimetre out shows up as a box that will not close. Guorun covers this family with the GR-1000BA, GR-1100ZA and GR-1200ZA.

Where they overlap

The GR-950WA is listed under both categories, because an integrated side and plane machine covers work at the boundary. Gift, cosmetic and electronics boxes appear in both families, and the deciding question is whether the box ships assembled or flat.

Which one to buy first

If your customers collect assembled boxes, start with an assembly machine. If you ship boxes abroad or into retail distribution centres, the freight saving from flat packing usually points to a collapsible line.

Machines Referenced

Equipment Discussed In This Guide

Answers

Questions From This Guide

Can one machine do both

The GR-950WA is an integrated side and plane dual-use machine and is listed in both Guorun categories, but a dedicated collapsible line still forms folding boxes faster.

Which family has the tighter accuracy

Rigid box assembly. The GR-580/720ZA is stated at +0.2 mm, against 0.3 mm forming positioning on the collapsible lines.

Next Step

Apply This To Your Own Box

Send the drawing and the volume. We will tell you which of the seven machines the published figures actually support for your format.