Paper for Corrugated Board

Fluting Paper

Recycled :
Made from recycled paper. The fibre content, quality and hygiene is vary. With certain process this recycled paper could match the semi-chemical fluting juat it is more abbrasive.

Semi Chemical :
Made from virgin fibre hardwood & mixed with recycled paper (<35%). More expensive than recycled fluting, but higher quality.

All recycled paper is recommended to be used within 7 days - 6 months. While Kraft Liner & Semi Chemical Fluting is recommended to be used within 11 days - 12 months


Liner Paper

Test Liner (Recycled) :
Made from recycled paper and processed with water sothat it become pulp. Afterward cleaned and process again. The fibre than mixed with chemical and starch - glued become new paper, such as:
Brown Test
White Top Test
Brown Liner
Coated Test

Liner (Kraft) :
Made from pine trees with long and strong fibre and heated ntil become soft. Then rinse. Aferward process become paper with smoother surface, such as :
Brown Kraft
White Kraft
White Top Kraft
Coated Kraft

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Corrugator Machine
Wet End :
 1. Mill Roll Stand - liner
2. Pre-heater
3. Single Facer
4. Preconditioner
5. Mill Roll Stand - medium
6. Bridge
7. Mill Roll Stand - based liner
8. Web Break
9. Web Guide
10. Triplex pre-heater
11. Glue Machine
12. Double Face / Double Backer
       with :
       13. steam chest
       14. top belt
       15. bottom belt
       16. driving drum

 

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Corrugator Machine

  

Dry End :

  • Rotary Shear
  • Slitter Scorer
  • Cutoff
  • Stacker

 

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Converting Process :

1. Flexo Printing
2. Slotting / Die Cutting (Rotary & Flat Bed)
3. Folding, Gluing / Stitching
4. Bundling


1. Flexo Printing

a. Printing can be made with Top or Bottom Printing
b. Printing Plate could be rubber or Photopolymer
c. Printing unit depend on the needs, from 2 to 6 colors

Flexo printing process

   
Conventional Flexo Printing
Modern Flexo Printing

Most of simple job using only 2 solid colors, but for the high quality printing they have used up to 6 colors - though it is rare in this region.

Printing Machine

Most of the printing machine always combine with Slotter to make RSC Boxes (Regular Slotted Container).


Printer slotter with folder gluer

 

  • Prefeeder
  • Printing Unit
  • Creaser/Slotter
  • Delivery/Stacker

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2. Folder Gluer

 

3. Diecutting

Die cut is used for Wrap around boxes, There are 2 kind of die cutting machine :


Rotary die cutter operation

More accurate, higher investment but cheaper die

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4. Bundling

Tying the box either from folder gluer / diecutter.


Automatic stacking and bundling

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