Ronsein Printing Plates Ltd. reliable manufacturer of conventional PS plates, thermal CTP plates, violet CTP plates and UV-CTP plates.
٠ Positive PS Plate

٠
Negative PS Plate

٠
Positive Thermal CTP Plate

٠ UV-Ink Thermal CTP Plate

٠ Negative Thermal CTP Plate

٠
Positive CTCP Plate

٠
Negative CTCP Plate

٠ Violet Photopolymer Plate

٠ Graphic Arts Film

٠ Plate Chemical


٠ Plate Process Equipment

 
Contact Us

Ronsein Printing Plates Ltd.
www.ronsein.com
203-275 Siping Rd,
Xingfu Town, Shanghai, China
TEL: +86-21-3120-0635
Fax: +86-21-6085-3345
Email: export@ronsein.com
Copyright © 2006.
Ronsein Printing Plates Ltd.
All rights reserved
Shanghai ICP 06058523

 

Negative Conventional PS Plate


Negative Conventional PS Plate

Fast Exposure Speed for Easy Plate Making
The negative PS plate can be developed by weak alkali developer to ensure the fast developing speed. No need for retouching so as to save time and labor.

Excellent Resolution and Dot Reproduction
Ronsein's unique photosensitive coating consists of world’s first class photographic emulsion and resin, which offers outstanding alkaline resistance, superior stability, high sensitivity and increased adjusting flexibility. Ronsein's unique photosensitive coating ensures Ronsein PS plate of unmatched resolving ability.

Superior Ink Receptivity and Ink-water Balance on Press
Excellent water reception capability speeds up the ink-water equilibrium procedure and helps to reduce water absorption during printing process. Ronsein's superior water retaining capability do effectively prevents non-image areas of the plate from scum and avoids paper distortion.

Long Run Length
The photopolymerization system of the negative PS plate ensures the long-run impression as high as 200,000.

Suitable for Common Ink and UV Ink Without Baking

Working Principle



Technical Data

Brand Ronsein-CPN
Label Ronsein label, no label or customer label

Gauge

0.15 - 0.40mm

Spectral Sensitivity

380 - 420 nm

Exposure Energy

100 - 150 mj/cm2

Resolution

2% - 98% at 200 lpi

Run Length

100,000 - 200,000

actual run length may vary according to press, ink and paper condition.

Plate Developing Condition

Recommended Developer

Ronsein developer or Kodak developer

Protection Gum

suitable to any PS plate protection gum

Developing Temperature

20 - 25 degree Celsius

Developing Time

25 - 35s

Developer Concentration

powder to liquid =1:1

Storage Information

Safe Light

yellow

Shelf Life

12 months under recommended storage conditions (10-30 degree Celsius, relative humidity: 40%-70%, stacking height less than 1.5 meter)

Package

0.15mm, 100 sheets per carton

0.30mm,  50 sheets per carton