Features:

Enhanced shelf life capability
Good oxygen, moisture and UV-light barrier
Excellent heat seal strength and hot tack
Brilliant metalic appearance
Excellent metal adhesion

POLET 381 S Metal side treated and other side heat sealable Metalized BOPP film

Specification Test Method Unit Test direction 20 µ
Wetting Tension ASTM D 2578 Dyne/cm N -
T ≥36
Tensile Strength ASTM D 882 N/mm2 MD 150
TD 300
Elongation at break ASTM D 882 % MD 200
TD 50
Thermal Shrinkage * ASTM D 1204 % MD ≤4
TD ≤2
GLOSS ASTM D 2457 % -

80

Heat Sealing Strength ** ASTM F 88 gr/cm N-N

230

Yield ASTM D 4321 m2/Kg -

54.9

Opacity DIN 53146 - -

2

C.O.F ASTM D 1894 - N-N 0.5

T: Metal side, N: Seal side, MD: Machine direction, TD: Transverse direction
* (120oC,5 min)
** (120oC,1 S,150 N)
Available thicknesses: All thicknesses between 15-50 m can be produced by request.
This film complies with the EEC and FDA food standards. We can provide detailed documentation on request.