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Constantia CoverLeaf
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Constantia

CoverLeaf

Packaging for margarine, butter and fatty spreads filled in cups.

It offers protection against light, aroma and resistance against fat.

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Flexible Packaging CoverLeaf Flexible Packaging CoverLeaf
Flexible Packaging CoverLeaf Flexible Packaging CoverLeaf

Advantages

  • Protective film for fatty products 

  • Light protection 

  • Aroma protection 

  • Fat resistant, food stuff does not adhere to the coverleaf 

  • Margarine, butter, spread

Applications

Dairy

  • Butter

Composition

  1. LDPElayer
  2. Paperlayer
  3. HDPElayer
  1. red
  2. white
  3. dotted
  1. Aluminumlayer
  2. Paperlayer
  3. PElayer
  1. gray
  2. white
  3. dotted

Tech Specs

Structure

Composition 1:
LDPE/Paper/HDPE

Composition 2:
Alu/Paper/PE

Composition 3:
Parchment

Barrier properties

Composition 1 -> light barrier if printed 

Composition 2 -> light barrier 

Composition 3 -> no barrier 

Printability

Conv. Flexo, Rotogravure

Lamination

Yes, for composition Alu/Paper/PE

Filling process

Cold & ambient

FAQ

No, it is not sealable. It is placed directly on the food product.

The Alu/Paper spec has a tight light barrier, LDPE/paper/HDPE has a certain light barrier, when printed, and the parchment has no light barrier .

No silicones or perfluoro compounds are used to make the paper grease resistant.

Paper.

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