Violet Laser Offset Plate
High Sensitivity and Excellent Printing Stability
Violet Laser Offset Plate
Violet Laser CTP Plate, Violet Offset Plate, 405 nm CTP Plate, Offset Printing Plate
The Violet Laser Offset Plate is a high-performance photopolymer CTP plate engineered for violet laser (405 nm) imaging systems.
It provides fast exposure speed, sharp image reproduction, excellent stability, and long run length, making it ideal for commercial, newspaper, and packaging printing.
This plate features a durable aluminum base and uniform coating, ensuring consistent print quality even in high-speed production environments.
Technical Data Sheet
| Item | Specification |
|---|---|
| Plate Type | Violet Photopolymer CTP Plate |
| Imaging Wavelength | 405 nm |
| Substrate | Electrochemically grained and anodized aluminum |
| Coating Type | Photopolymer (violet-sensitive) |
| Plate Thickness | 0.15 mm / 0.20 mm / 0.30 mm |
| Resolution | 1%–99% @ 200–250 lpi |
| FM Capability | 20 μm FM screen |
| Run Length (Unbaked) | Up to 250,000 impressions |
| Run Length (Baked) | Up to 500,000 impressions |
| Developer | Violet alkaline developer |
| Processing Latitude | Wide tolerance in temperature and time |
| Safelight | Yellow light-safe |
| Storage Conditions | 15–25°C, 30–60% RH |
| Compatibility | Compatible with Fuji, Agfa, Screen, Cron, and other violet laser CTP systems |
Key Features
- High Resolution & Sharp Reproduction ：Supports 1%–99% dot reproduction at 200–250 lpi, delivering precise tonal gradations and fine line definition for premium print quality.
- High Sensitivity & Fast Imaging ：Optimized for 405 nm violet laser exposure, ensuring quick imaging and reduced energy consumption.
- Long Run Length ：Delivers up to 250,000 impressions unbaked, and up to 500,000 impressions after baking, suitable for long-run commercial and newspaper printing.
- Stable Coating & Wide Latitude ：Maintains stable performance across varied processing and pressroom conditions, ensuring excellent consistency and repeatability.
- Easy Handling & Processing ：Can be processed under yellow safelight, with fast developing time and broad developer compatibility.
Recommended Applications
Newspaper Printing
Fast imaging and high sensitivity make it perfect for high-volume newspaper production requiring rapid turnaround.Commercial Offset Printing
Ideal for brochures, magazines, and advertising materials that demand high-resolution images and color accuracy.Packaging Printing
Delivers durable performance for cartons, labels, and flexible packaging where long-run capability is critical.Trade and On-Demand Printing
Provides consistent quality and stability for short-run, quick-delivery print jobs in digital prepress environments.
Frequently Asked Questions
What exposure system is required for the Violet Laser Offset Plate?
It is designed for 405 nm violet laser CTP systems, compatible with Fuji, Agfa, Cron, and similar equipment.
Can the plate be used for long-run printing without baking?
Yes, it supports up to 250,000 impressions unbaked, and 500,000 impressions after baking.
What developer should be used?
A standard alkaline violet CTP developer is recommended to ensure optimal image quality and durability.
How should the plate be stored?
Store in a cool, dry environment (15–25°C, 30–60% RH) and handle under yellow safelight conditions to prevent premature exposure.
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