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FILM DESCRIPTION
Two sides heat sealable one side treated coextruded biaxially oriented polypropylene pearlized film, suitable for:
Rotogravure and flexographic printing.
Lamination with other films.
Horizontal and vertical packaging machines (HFFS – VFFS).
General over wrapping purposes.
CHARACTERISTICS
Pearlescent appearance.
Low density and high yield.
Good protection against light.
Excellent ink adhesion on treated side.
Two sides heat sealable with excellent hot tack.
Suitable for cold seal applications.
Barrier to moisture, odours and gases.
APPLICATIONS
Food packaging (ice cream, snacks,chocolate, biscuit and confectionary).
Non – food packaging (soaps).
Gift overwrapping.
Properties unit Test method Tolerance Typical value
Thickness

micron

-- ±4% 30 35 40 50
Yield m²/ kgm -- ±4% 47.62 40.81 35.71 28.57
Unit weight gm/m² -- ±4% 21 24.5 28 35

Tensile strength

MD
TD
N/mm² ASTM D 882
Min.
Min.
60 60 60 60
130 130 130 130

Breaking elongation

MD
TD
% ASTM D 882

± 20

± 10

135 135 135 135
30 30 30 30

Modulus of elasticity

MD
TD
N/mm² ASTM D 882
Min.
Min.
1000 1000 1000 1000
1700 1700 1700 1700
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. 0.45 0.48 0.5 0.53
Gloss G.U. ASTM D 2457 Min. 40 40 40 40
Coefficient of friction -- ASTM D 1894

± 0.05

0.4 0.4 0.4 0.4
Water vapour permeability g/m².24 hrs
at 38 ºC
90% RH
ASTM E
96-66
BS 3177
Max. 6.2 5.2 4.7 4.3
Oxygen permeability cc/m². 24hrs Bar, at 23ºC,
0% RH
ASTM D
1434
Bs 2782 –
514 A
Max. 1800 1550 1400 1300
Heat seal range ºC OPMA Method

--

120-145 120- 145 120-145 120-145
Denisty Kgm/m³ ASTM D 1505

± 0.05

0.7 0.7 0.7 0.7

 

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