Minggu, 27 Juli 2008

APPROPRIATE QUALITY CONTROL FOR INK

:: LITHOGRAPHIC / OFFSET INK & LETTERPRESS ::


*Color
*Gloss
*Drying time (Conv. Offset-Paper)
*TV = Tack Value
*Length
*Viscosity
*Bleeding into Fountain solution (Offset Ink)
*Fineness of grinding
*Tinting (color strength)
*Mass tone & Undertone= Printing conditions
*Rub & Scuff Resistance
*Product Resistance
*Opacity / Hiding
*Density / Specific Gravity
*Flying / Misting
*Emulsification (Offset Ink)
*Light Fastness
*Odor
*Baking Condition (Conv. Offset-TPI)
*Curing at UV lamps (UV Base Ink)


Instrument Lab. :

1.INKO-METER
2.Glass Flow
3.RI Tester
4.Draw down paper
5.HVS paper
6.Kafe/ Spatula
7.Grind – O- Meter
8.Bowl/ glass
9.Stop Watch
10.D-Light
11.Oven ( 160-180 DC)
12.UV Lamps (Hg = Mercury)

Sugeng Endarsiwi, A.Md.Graf, ST
Advisor of Grafika


Lab.Ink&Coating Center, Binh Duong – Vietnam @ 2008