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Cold Lamination Frontlit Banner
A pre-laminated banner material featuring a printable front face and a translucent, light-diffusing back layer, engineered for use with frontlit illumination boxes and lightboxes.
Manufactured by Shanghai Hanker Industrial Co., Ltd.
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Product Overview
Cold Lamination Frontlit Banner is a composite material designed specifically for illuminated signage applications where the light source is positioned behind the graphic, shining forward. It consists of a high-quality printable vinyl face that is permanently laminated (via cold lamination process) to a specialized diffuser layer.
The front printable layer accepts vibrant digital prints, while the rear diffuser layer serves two key functions: it evenly scatters light from the illumination box to eliminate "hot spots" and ensures consistent brightness across the entire graphic, and it provides opacity to contain the light, preventing it from leaking out the back of the sign. This construction optimizes graphic visibility and color rendition when backlit, making it a standard for lightbox signage.
Application Type
Frontlit/Backlit Illuminated Signage
Construction
Printable Face + Light Diffuser Layer
Lamination Process
Permanent Cold Lamination
Light Transmission
Controlled, Even Diffusion
Product Parameters
Detailed specifications for Cold Lamination Frontlit Banner, covering its optical, physical, and performance characteristics.
Physical & Optical Properties
| Total Thickness | 7-9 mil (180-230 μm) |
| Printable Face Thickness | Approx. 3 mil (80 μm) PVC/Vinyl |
| Diffuser Layer Thickness | Approx. 4-6 mil (100-150 μm) |
| Standard Widths | 1.27m, 1.37m, 1.52m |
| Roll Length | 30m, 50m |
| Surface Finish (Front) | Semi-Gloss, Matte (Printable) |
| Light Transmission Rate | 25% - 40% (Varies by color/ink density) |
Performance Parameters
| Tensile Strength | > 50 N/cm (MD & CD) |
| Opacity (Backlight Containment) | > 95% |
| Adhesion (Face to Diffuser) | > 20 N/50mm (Permanent Bond) |
| Color (Diffuser Layer) | White, Translucent |
| Operating Temperature | -10°C to 60°C |
| Outdoor Durability (When Printed) | 2-4 years (Depends on inks/laminate) |
| Flammability Rating | Meets relevant signage safety standards |
Environmental Resistance
| UV Resistance (Face Layer) | High (With UV-resistant inks) |
| Water & Humidity Resistance | Good (Sealed edges recommended) |
| Dimensional Stability | High (Low shrinkage under lightbox heat) |
Note: The cold lamination process bonds layers without heat, preventing shrinkage or distortion of the printable face. Light transmission is optimal when using translucent or lower-density inks; solid dark colors will transmit less light.
About Shanghai Hanker Industrial Co., Ltd.
Shanghai Hanker Industrial Co., Ltd. is China Cold Lamination Frontlit Banner Manufacturers and Wholesale Cold Lamination Frontlit Banner Suppliers. With over 20 years of industry experience, we have grown into a fully-integrated enterprise capable of producing a complete range of products across the entire industrial chain.
2004-2005
Company Foundation
Shanghai Hanker Industrial Co., Ltd began preparations in 2004 and was officially registered and established in 2005. The DPI brand was founded in the same year, marking the beginning of our journey in the adhesive materials industry.
2012
Expansion of Production Base
To enhance the influence and market share of the DPI brand, we expanded our production base to Nanhuating Industrial Park in Fengxian District, Shanghai. The facility covers 25,000 square meters and employs over 160 people, equipped with modern production workshops and advanced equipment including silicone coating machines, laminating machines, and automated punching machines.
2016
New Manufacturing Facility in Jiangsu
We established Jiangsu DPI New Materials Co., Ltd. in Qidong, Jiangsu Province, covering 34,000 square meters. This facility is equipped with China's leading calendering machine, high-standard silicon coating machines, and PE coating machines, enabling independent production of raw materials like PVC calendering film and release paper.
Present
Industry Leadership and Innovation
Today, Hanker has developed into a fully-integrated enterprise with comprehensive capabilities across upstream, midstream, and downstream industrial chains. We hold over 65 invention and utility model patents, and our high-quality DPI products are sold to more than 80 countries worldwide.
Certifications & Quality Standards
National High-tech Enterprise
ISO9001 Quality Management
ISO14001 Environmental Management
Shanghai Contract-abiding Enterprise
Environmental Commitment
We actively uphold our environmental protection responsibilities by utilizing advanced RTO equipment, achieving a 99.9% waste gas treatment rate. We encourage full employee participation in environmental practices and support sustainable development through tangible actions.
Product Benefits
This material provides functional benefits tailored to the specific requirements of illuminated signage production.
Enhanced Visual Impact with Illumination
When lit, graphics appear brighter, more vibrant, and attract attention both day and night, maximizing the return on illuminated signage.
Consistent, Professional Light Diffusion
The integrated diffuser layer eliminates uneven lighting and bright spots, creating a uniform, professional-grade illuminated appearance.
Streamlined Production Process
The pre-laminated structure removes the need for separate laminating steps, saving time, labor, and reducing potential for application errors like bubbles.
Product Features
The material's construction incorporates specific features to ensure performance in lightbox environments.
- Permanent Cold Laminate Bond: Layers are bonded without heat, ensuring no thermal distortion and a bubble-free, monolithic structure.
- Integrated Light Diffuser: A specialized rear layer scatters point-source light evenly across the entire graphic area.
- High-Gamut Printable Face:A white, semi-gloss vinyl surface optimized for color vibrancy and ink adhesion with solvent/UV inks.
- Dimensional Stability: Resists sagging or shrinking inside lightbox frames, even when subjected to heat from internal lighting.
- Good Opacity for Light Containment: Prevents light leakage through the back of the sign, directing illumination forward.
- Easy Fabrication: Can be cleanly die-cut to shape and installed using tensioning systems or adhesive within lightbox frames.
- Compatible with LED Lighting: Works effectively with modern, low-heat LED light sources common in contemporary lightboxes.
- Scratch-Resistant Surface: The laminated face provides inherent protection against minor abrasions during handling and installation.
Product Applications
Cold Lamination Frontlit Banner is the specified material for a wide range of internally illuminated signage applications.
Retail & Commercial Signage
The primary material for storefront lightboxes, menu boards, and indoor promotional displays that require 24/7 visibility.
- Fast-Food Menu Boards: Provides bright, legible pricing and product images under illumination.
- Shopping Mall Lightboxes: For directory maps, tenant signs, and advertising panels.
- Branded Storefront Logos: Illuminated channel letters or lightbox facades.
Fuel Stations & Convenience Stores
Essential for pricing canopies, forecourt signage, and window displays that must be clearly visible at all hours.
- Fuel Price Canopies: Large illuminated panels displaying current fuel prices.
- Promotional Window Graphics: Backlit displays highlighting special offers inside the store.
Corporate & Public Information
Used for illuminated directory signs, information kiosks, and corporate lobby displays.
- Building Directory Signs: Illuminated tenant listings in office lobbies.
- Transportation Hubs: Timetable and gate information displays at airports and bus stations.
- Hospital & Healthcare Signage: Wayfinding and department identification in low-light areas.
Design & Installation Guidelines
Design for Illumination
Use vibrant colors and high contrast. Remember that dark inks block light; consider negative space or halftones in dark areas to allow some light transmission for balance.
Printing Recommendations
Standard solvent, eco-solvent, and UV inks are suitable. Ensure ink is fully cured. A white underbase is not typically needed as the face material is white.
Installation in Lightbox
Ensure the graphic is cut to the exact internal dimensions of the lightbox frame. Install with the diffuser layer facing the light source. Use recommended tensioning methods or adhesives.
Maintenance
For cleaning, turn off and cool the lightbox. Wipe the front surface gently with a damp, soft cloth and mild detergent. Avoid abrasive materials.
Frequently Asked Questions
Common questions about the use and characteristics of Cold Lamination Frontlit Banner material.
Can this material be used for outdoor lightboxes?
Yes, it is suitable for outdoor lightboxes provided the lightbox itself is rated for outdoor use (sealed, waterproof). The material has good UV and weather resistance, especially when printed with outdoor-rated inks. The longevity will match that of standard outdoor banner materials when similarly protected.
What is the difference between frontlit and backlit banner material?
These terms are often used interchangeably in the industry for illuminated signage where the graphic is between the viewer and the light source. "Frontlit" typically describes the viewer's perspective (light shines on the front). The material described here is designed for this application, with a diffuser to manage the light coming from behind it.
Do I need to apply an overlaminate after printing?
Usually not. The material is already pre-laminated, providing a protective layer over the printable face. Adding another overlaminate is generally unnecessary and could negatively affect light transmission or the material's flexibility. For extreme outdoor conditions, consult with your material supplier.
Why is my graphic appearing darker in the lightbox than expected?
This is typically due to ink density. Solid areas of dark ink (especially black) block most transmitted light. For best illumination, design with this in mind: use lighter colors, incorporate negative space, or use halftone patterns in dark areas to allow light to pass through selectively.
How do I handle and store this material before printing?
Store rolls vertically in a cool, dry place. Handle with clean hands or gloves to avoid transferring oils to the printable surface. Unroll and let it relax flat for a few hours before loading into the printer to ensure smooth feeding and accurate printing.
Interested in DPI Color Cutting Vinyl?
As a direct manufacturer with over 20 years of experience, Shanghai Hanker Industrial offers competitive pricing, flexible order quantities, and comprehensive technical support for our DPI brand products.
