NETTUNIA

Presensitized negative-working offset Plate

MAIN CHARACTERISTICS: Negative-working offset plate with electrochemically grained anodized base

 

APPLICATIONS: Reel and sheet offset printing machines

PERFORMANCE: MEDIUM-HIGH RUNS

 

EXPOSURE: Metal-halide U.V. light source.

Reference: 5000 W lamp, 420 nm, at a distance of 110 cm approx. corresponding energy is 0,9 - 1,1 mW/cm2; exposure time of 80-90 sec. to achieve full step 4 (UGRA wedge 82); developer DIAZODEVELOP "N" at a temperature 24C, contact time 25 sec.

Note: Owing to possible differences of employed exposure and treatment equipment etc., mentioned times are to be considered only as an indication in helping the operator.

DEVELOPMENT: Manually by means of a pad, in a tray or in automatic plate processors using normal developing baths for negative plates.

Manually: DIAZODEVELOP "N" ready-to-use

Automatic machine: DIAZODEVELOP "N" ready-to-use in a tray or as replenisher

Required development time: 30 sec. approx. at a temperature of 23-25C.

 

RETOUCH: Use only retouch products for negative plates.

 

GUMMING: Gumming process is made with usual technical processes:

Manually: OFFSET SINTETIC GUM - Automatically: GOMMAMATIC and TP73

MACHINE PROCESSING:

Cleaning and storage of plate: ANTIVELO FISSAGGIO RAPIDO - ATTIVATORE DELL'ALLUMINIO - ACTIVAL - GOMMA SOLVENTE 93 -PREPARCLEANER - RAPIDEX

Damping agents: ECOFOUNT - AQUAVEL 87 and 87/90 - IMAQUA 78A

AVAILABILITY: all sizes, thickness 0,15 - 0,20 - 0,30 - 0,35 - 0,40 - 0,50 mm

Tolerance: size +/- 1,00 mm; rotary presses: +/- 0,5 mm; thickness +/- 0,020 mm.

STORAGE: 15 months from production date, indicated in the batch number, under normal conditions of temperature and humidity (18-24C - 40/60%) and in original packings.

WARRANTY: Plates undergo a careful control to ensure a faultless and constant quality. In case of claims, the batch number must be indicated.




Phone : +49 6128 970-817
Fax : +49 6128 970-818
Postal Adress : Neuhofer Strasse 7,
D - 65527 Niedernhausen 2
EMail : info@Niebergall.de
Marketing marketing@Niebergall.de
Sales sales@Niebergall.de
Service service@Niebergall.de


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This page has been created by MTK 2000 , Updated: Mar 12, 2008