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FILM DESCRIPTION
Metallized biaxially oriented polypropylene film, metallized on one side and heat sealable on the other side with a broad seal range, suitable for:
Rotogravure and flexographic printing.
Lamination with other films.
Horizontal and vertical packaging machines (HFFS – VFFS).
CHARACTERISTICS
Excellent adhesion of aluminum to film.
Good barrier against oxygen, moisture and odours.
Suitable for food contact.
Broad seal range.
Very good barrier to light.
APPLICATIONS
Food packaging (chips, snacks, biscuit wafer, confectionary and chocolate).
Non – food applications (gift sheets).
Properties unit Test method Tolerance Typical value
Thickness micron -- ±3% 15 20 25 30
Yield m²/ kgm -- ±3% 73.3 55 44 36.6
Unit weight gm/m² -- ±3% 73.3 18.2 22.8 27.3
Tensile strength MD
TD
N/mm² ASTM D 882
Min.
Min.
120 120 120 120
240 240 240 240
Breaking elongation MD
TD
% ASTM D 882
± 20
± 10
160 160 160 160
50 50 50 50
Modulus of elasticity MD
TD
N/mm² ASTM D 882
Min.
Min.
2000 2000 2000 2000
3400 3400 3400 3400
Heat
shrinkage
MD
TD
% In air, in oven
For 5 min.
At 130 ºC
Max.
Max.
4 4 4 4
2 2 2 2
Optical
density
% Tobias Denstiometer Min. 2 2 2 2
Gloss G.U. ASTM D 2457 Min. 100 100 100 100
Coefficient of friction -- ASTM D 1894 ± 0.05 0.5 0.5 0.5 0.5
Water vapour permeability g/m².24 hrs
at 38 ºC
90% RH
ASTM E
96-66
BS 3177
Max. 0.8 0.8 0.8 0.8
Oxygen permeability cc/m². 24hrs Bar, at 23ºC,
0% RH
ASTM D
1434
Bs 2782 –
514 A
Max. 120 120 120 120
Heat seal range ºC OPMA Method -- 120-145 120- 145 120-145 120-145
Denisty Kgm/m³ ASTM D 1505 ± 0.05 0.91 0.91 0.91 0.91
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