Hostaphan® W270 Polyester Film
A white opaque polyester film that has high opacity, high mechanical strength and good dimensional stability. W27O is untreated on both sides.

PROPERTY
UNIT OF MEASURE
TYPICAL VALUE
TEST METHOD
Tensile Strength
MD
psi

18,800
ASTM D 882


N/mm2

130


TD
psi

24,600 – 31,900



N/mm2

170 – 220

Yield Strength (F5)
MD
psi

13,000
ASTM D 882


N/mm2

90


TD
psi

15,200



N/mm2

105

Ultimate Elongation
MD
%

120 – 200
ASTM D 882

TD


70 – 110

Shrinkage
MD
%

1.0
DIN 40634

TD


1.0
15 min. at 150°C
Density

G/cm2

1.4 – 1.5
ASTM D 1505
Transparency

%
(75 um)
10
ASTM D 1003



(350 um)
5

Luminance

-
(75 um)
40
DIN 5033



(350 um)
30

Yellowness Index

-
(75 um)
25
ASTM D 1925



(350 um)
60

Gloss

-

5 – 10
DIN 67530
Angle of measure 20°

CONDITIONS: Values are for reference only. Determination of the suitability of the material to the use contemplated is the user’s responsibility. Users assume all risks resulting from the use of our products and must confirm adaptability through their own tests. Liability will in no event exceed value of the material sold.
Hostaphan® is the registered trademark of the Mitsubishi Polyester Film Co.
mowpf_006_hostaphan_w270
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