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Samenvatting materiaallessen metaal - aluminium & folie - Zakboek Verpakkingen, ISBN: 9789062286058 Packaging Design 2422 (FI2422) $6.44
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Samenvatting materiaallessen metaal - aluminium & folie - Zakboek Verpakkingen, ISBN: 9789062286058 Packaging Design 2422 (FI2422)

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Samenvatting materiaallessen metaal - aluminium & folie - Zakboek Verpakkingen, ISBN: 6058 Packaging Design 2422 (FI2422)

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  • Yes
  • January 25, 2021
  • 2
  • 2020/2021
  • Summary
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Theorielessen metaal – aluminium & folie
Grondstoffen
• Bauxiet (aluin)
• Natronloog
• Elektrolyt

Productieproces
- Bauxiet samenbrengen met natronloog
- diverse stappen van verwarmen en koelen: aluminiumoxide
Hall-Héroult proces: Aluminiumoxide + gesmolten zout + elektrolyt = vloeistof  zuiveren 
gieten in plakken/staven

Recycling:
- Productie aluminium uit gerecycled materiaal 5% energie nodig ipv nieuw
- Eigenschappen blijven behouden (bijna 100% recyclebaar)
- Uit afval sorteren (Eddy Current)

Eigenschappen:
- Roestvrij
- Lichter (dan staal)
- Beter vervormbaar (dan staal)
- (bijna) 100% recyclebaar
- Diverse legeringen
- Glans

2-delige bus: aluminium/staal – sheets, pellet – 2 part can
Draw & wall Ironed (D&I) / Wand verdund: schijven van staal of aluminium  dieptrekken in
stappen  coaten  bedrukken  vormen (nek, hals)
Draw Re-Draw / dieptrekken: Bedrukken (pre-distorted bedrukking)  ronde plakken van
staal of aluminium  dieptrekken in stappen

3-delige bus 2-delige bus Voordelen Nadelen
Deksel Deksel Geen bodemkosten
Romp Romp + bodem Geen bodemfels lekkage
Bodem
Langsnaad Geen langsnaad Geen langsnaadlekkage
(soldeer/las) Geen soldeertin (lood)
Decoratie Decoratie rondom Verkoop bevorderend Speciale druktechniek nodig
onderbroken Geen blanke delen (geen
corrosie)
Gewalste Dungetrokken wand Lichter Geringe mechanische sterkte
wand 0,16- Tinplate 0,10 mm Materiaalbesparing Alleen voor beperkte
0,32 mm aluminium Geen wals kosten diameter en diepte
Dure grondstof
Milieu

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