How Does Packaging Factory Produce Round Paper Box

Round paper box also called round paper tubes, paper can, paper jar box or cylinder paper box. Paper round box widely used in cosmetics packaging, bottle packaging, electronics product packaging, even apparel packaging .etc. As made of pure paper material, biodegradable and eco friendly to environment but rigid, durable to use. Do you know how does a professional packaging factory produce the round paper tubes out of paper? Here introduce you the procedure of industrial round box production step by step:

1. Cutting paper. We know the original paper mill produce the paper in big wide rolls, and it needs to cut into narrow paper rolls before rolling tube board, in other words round paper box key cardboard consist of narrow roll paper. The rolling paper material round tube box can choose has kraft roll paper material, cream coloured roll paper material, white coloured roll paper material, black coloured roll paper material. Different color round tubes board consist of different color raw roll paper material.
raw rolling paper material

2. Rolling Tube. It’s the key procedure to transform the roll paper sheet into cylinder paper tube board. With the help of glue, cylindrical spiral glue roll paper sheet to round jar paperboard. And thickness of jar tube board depends on rolling times, if need a thick tube board then rolling more times, if need a thin the rolling less times.
rolling paper tube

3. Printing the case paper. We know a nice round paper box has inner paper tube board and out wrap case paper. In fact when people see the round box packaging, the first sight he see is the out case paper. It’s important to make a good design to print on the case paper and decorate the round box.printing the tube box case

4. Surface handling. Just like producing square gift box, it can also do variety surface handling / surface finish on the case paper, like gloss or matt lamination, gold or silver or other color hot foil stamping, emboss or deboss, UV varnish, flocking .etc. A good surface handling can decorate the design, make some key words or logo outstanding and attractive.
do matt lamination

5. Mounting paper. This step is mounting glue the case paper onto the rolling tube board. Of course it needs quality check the case paper and rolling tubes before mounting, pick out inferior to ensure good quality. And it’s important to choose right water glue and adjust the machine well to mount glue case paper good, the case paper must not self peel off from the rolling paper tube keyboard.
mount glue box paper case

6. Cutting tubes. Cutting cylinder tubes into pieces which has unit round box height size. The length of cutting tubes equals final box height plus crimping ends height plus bleed. Cut knife must sharp enough to cut the tube edge flat enough, no double line and no deckle edge.
cut tubes

7. Rolling edge (or called crimping edge). The round paper box divide into rolling ends round tubes and flat ends round tubes. Flat ends round tubes welcomed by some big round box like large flower round box and rolling ends round tubes has more widely use in small round box. Different from flat ends need much handwork, rolling ends can be quick made by machine so has more low cost. Before rolling the tubes edge, it needs to make a perfect fitable rolling mould.
rolling tube box edge

8. Handwork assembling. This is final and important step to produce round tube box, assemble the inner and outer tube box into a round box parts, assemble the lid and based tubes into a whole tube box, sometime also need add some other box accessories like add string handle, tie ribbon bowknot, glue transparent PVC window .etc. Also at this step need QC check the whole tube box, pick out inferior one and clean the glue on box case.
hand craft assemble box

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