Heat Dry Etching Resist Ink


ETR is alkaline removal type of inks which offer excellent printing and adhesion characteristics used in formulating patterns.


Division

ETR-211

ETR-220

Color

Black

Blue

Viscosity(25˚C, VT-04F)PS

150 ~ 250

200 ~ 300

Acid resistance

Fe2Cl3 (40%) 12hr, HCl(30%) 60hr

Removability of coating film

2~5% NaOH water solution, 50˚C

Shelf life(20˚C in a dark Place)

6 months

Major Features

High resolution, good adhesion
for double sided PCB

Excellent high resolution

* Packing Unit : 4, 5 Kg