PROPERTIES

UNIT

TYPICAL VALUES

METHOD

Width

mm.

min. 65 max 1400

Densità di perforazione

Fori/cm²

min. 0,5 max 25

Thickness

Micron

15

20

25

30

35

40

ASTM-E-252

Unit Weight

G/mq.

13,7

18,3

22,8

27,4

31,96

36,52

Specific Weight

G/cm³

0,913

ASTM-D-1505

Efficiency

Mq/Kg

73,0

54,8

43,8

36,5

31,1

27,4

ASTM-D-646

Roll length

m.

3000

2000

2000

1500

1500

1000

MECHANICAL PROPERTIES (Mechanical properties refer to not perforated film.)

Tensile strength

Kg/cm²

L

1300

ASTM-D-882

T

3000

Elongation at      break 

%

L

210

ASTM-D-882

T

50

Elastic Modulus

Kg/cm²

L

20000

ASTM-D-882

T

35000

Shear Modulus

G

L

7

11

15

18

20

22

ASTM-D-1922

T

2

4

6

8

9

10

Impact Toughness

Kg x cm.

9

11

13

15

17

19

ASTM-D-1593

THERMAL PROPERTIES

Thermal shrinkage coefficient

%

L

3

ASTM-D-1204

T

2

Heat Seal 1 kg/cm2 per 1 sec

T=130°C - g/cm.

200 200 250 250 250 250

OPMA TC 4

Scaling
temperature

°C

107 - 140