2-
3
Paper guide
VARYPRESS 200
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2.3
PAPER SPECIFICATIONS
Paper weight:
from 64 g/m
2
to 160 g/m
2
.
Moisture Content:
From 2.5% to 7%.
Relative Humidity:
From 15% to 60%.
(stabilized at 23ºC)
Surface resistivity:
From 1010 to 1013 ohms.
Volume resistivity:
From 5 x 1010 to 1014 ohms par cm.
Bekk smoothness:
More than 10 s.
Dynamic stiffness:
More than 0.15 mN x m for 64 g/m
2
paper;
More than 0.20 mN x m for 80 g/m
2
paper;
More than 0.50 mN x m for 90 g/m
2
paper.
Tensile Strength:
More than 4 kN/m (machine direction).
Tearing resistance:
450 mN minimum.
Opacity:
More than 62%.
Physical/chemical stability:
Under 10s exposure to 90ºC, the paper must not emit odor, nor
show any modification in color, surface aspect, or flatness after
returning to ambient temperature.
Flammability temperature:
more than 250ºC.
Dust:
Less than 20 mg of dust per 2000 sheets.
Содержание Varypress 200
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