Office & School WritingTHE Series

THE Series is pigment normal ink and made up of best formulation for neutral pen. It features bright, vivid and stable color shade, smooth writing and good cap off time. It also has great water resistance and light fastness.


General Information

TypeWater-based, Pigment

Viscosity(25℃, cps)Refer to the below

Tip0.4 ~ 0.7 mm

pH-Value8.0 ± 1.0

Shelf Life18 Months

Specific Gravity1.05 ± 0.05

CertificationASTM D 4236, EN71-3

Product Details

01THE series offers the best qualities of pigment gel ink for a super-smooth writing experience.

02Exclusive pigment-based ink forms an indelible bond in paper for document security through excellent water resistance and light fastness.

03Special pigment ink technology promotes the best qualities of gel ink for a comfortable use in both school and office.

Actual Color Shade

brush color THE BLACK 11 (1,300 ± 150 cps)
brush color THE RED 60 (1,100 ± 200 cps)
brush color THE BLACK 33 (1,100 ± 200 cps) *THE BLACK 33 is for pipe and spring tip
brush color THE GREEN 11 (1,000 ± 150 cps)
brush color THE BLUE 33V (1,200 ± 200 cps)
brush color THE BL.BLACK 11 (900 ± 150 cps)

Items mentioned in this information are for customers’ reference and limited to certain examples although they are based on the most reliable data obtained by our company. It is hoped that customers make the best use of these products after careful examination.