Belonging to the series:
Whiteboard pen ink
The ink is bright and bright in color, delicate and smooth, and has no sense of wire drawing. It can be easily erased after three months of writing, leaving no bottom marks, not changing in water, light resistance, and not changing color. The cap opening time is more than 12 hours.
Color restore classic, soft light eye protection, fine and smooth handwriting, long time to take off the hat
Main Features Description
whiteboard pen ink is specially designed for cotton core pen development
. It has the following characteristics:
ink is bright in color, delicate and smooth, and has no sense of wire drawing. It is easy to erase after writing
and leaving the board for three months, leaving no bottom mark, no water,
light resistance, no color change
cap opening time more than 12 hours
use
teaching office
suitable for writing surface
whiteboard, glass, plastic and other media
product related certification
EN71-3
EN71-9 (colorant. Primary aromatic amines. Preservative)
Color Color Parameter Parameters |
Black Black |
Red Red |
Blue Blue |
Green Green |
Specific Gravity (g/cm3) (Proportion) |
1.10±0.05 |
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Particle Size (D 50/D 100(nm)(Granularity) |
500 50 |
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Viscosity (Viscosity)25°C(cps) |
12.0±2.0 |
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Surface Tension (Surface Tension)(d/cm) |
35.0±5.0 |
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pH (Sour alkalinity)(PH) |
7.0±0.5 |
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drying time (Drying Time) 25°C (paper) |
< 3S |
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water resistance (Water Resistance) |
excellent (Excel lent) |
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anti-drying (Anti-dryness )(cap-off square condition) |
>2hrs |
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cap-off flat condition shelf life (Guarantees the nature time)(normal temperature) |
LYear |
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Recommended accessories
nib: polyester fiber pen tip with diameter of 3.5MM or more
cotton core: polyester
pen holder in polypropylene bag, pen cover: polypropylene, polyethylene
color card
can provide raw material self-matching ink
order
sample: can provide 80g sample for testing
storage: dark ventilation storage
packaging: 25kg/stacking barrel
Note: Please use the ink as soon as possible after opening
Key words:
Painting ink
Writing/Marker Ink
Other Inks
Other Products
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For stationery factory, we provide this manual products, welcome to inquire!
6/F, Keli Wulian Building, 199 Changxing Road, Jiangbei District, Ningbo City, Zhejiang Province
No.9, Weier Road, Wangjia Road Village, Longshan Town, Cixi City, Zhejiang Province