Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Paper technology : wood pulp - bleaching 1

3,389 views

Published on

Published in: Business, Technology
  • Be the first to comment

Paper technology : wood pulp - bleaching 1

  1. 1. Paper technology Wood pulp / Bleaching (1) Technical Support Sappi Fine Paper Europe1 | [Presentation title] | [Client Name] | [Date]
  2. 2. Paper technology From wood to coated paper2 | [Presentation title] | [Client Name] | [Date]
  3. 3. Paper technology Fibrous substances / wood pulp PAPER Process materials Water3 | [Presentation title] | [Client Name] | [Date]
  4. 4. Thinnings Lumbering of a released stem Thinnings Dispatch to the paper mill Diseased wood for paper production4 | [Presentation title] | [Client Name] | [Date]
  5. 5. Wood trunk Annual rings Pith Cambium Medullary ray Heart wood Splint wood Spring wood Rind or bark one annual ring Autumn wood Bast5 | [Presentation title] | [Client Name] | [Date]
  6. 6. Wood types Types of wood for the paper production Deciduous wood (approx. 20%) Coniferous wood (approx. 80%) Beech Spruce Birch Fir Poplar Pine Eucalyptus6 | [Presentation title] | [Client Name] | [Date]
  7. 7. Wood types Beech Birch Poplar Eucalyptus Spruce Fir Pine7 | [Presentation title] | [Client Name] | [Date]
  8. 8. Beech trunks8 | [Presentation title] | [Client Name] | [Date]
  9. 9. Slabs9 | [Presentation title] | [Client Name] | [Date]
  10. 10. Chips10 | [Presentation title] | [Client Name] | [Date]
  11. 11. Pulping Pulping process Chemi- Mechanical Thermo-mechanical Chemical thermo-mechanical MP TMP CTMP Sulphate process Sulphite process Mechanical pulp Thermo-mechanical- Chemi-thermo- (alkali) (acid) (mechanical pulp) pulp mechanlcal-pulp yield 90-96% yield 90-96% yield 85-90% yield 43-52% yield 43-52%11 | [Presentation title] | [Client Name] | [Date]
  12. 12. Wood preparation Chopped Wood place Chips Round wood feeding system Chipper Unbarking Metal detector Round wood washing12 | [Presentation title] | [Client Name] | [Date]
  13. 13. Unbarking drum13 | [Presentation title] | [Client Name] | [Date]
  14. 14. Chopped chipper apparatus14 | [Presentation title] | [Client Name] | [Date]
  15. 15. Chips15 | [Presentation title] | [Client Name] | [Date]

×