KP16003
Plastic
Gel-Ink
Color
Bullet Type
Non-Disposable
Erasable
Office & School Pen
With Logo Printing
Erase and Rewrite, Friction Ink
Black, Blue, Red, Green
Longer Writing Length
with Soft Grip
Logo Printing and Film Printing
greenwill
Color Box, Display
China
Product Description
stick erasable gel pen,school and office use, soft grip, rubber coating and film printing available, writing smooth, 0.6/0.7mm tip
Greenwill quality standard:
1. ink shelf life:
>18 months
Normal quality ink shelf life: 12 months or less
2. ink safety testing standard:
EN71-3/9, SVHC, PAHS
Normal quality ink: EN71-3 or no testing
3. Ink temperature limit
Greenwill ink:
High Temperature limit: 63ºC
Low Temperature limit: -18ºC
Normal quality ink:
High Temperature limit: 50ºC
(the ink color is quite risky to fade in hot weather)
Low Temperature limit: 0ºC
(the erased color is quite risky to appear again in cold weather)
4. Ink grain size:
A: Smaller size reduce the risk to block the pen tip after writing for some time
Tinlong ink: 0.3-0.8μm, 0.6μm in average
Normal quality ink: 1-5μm
