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High Gloss Backlit Vinyl
An optically clear, high-transmission pressure-sensitive film engineered for backlit signage applications requiring maximum brightness and color saturation.
Manufactured by Shanghai Hanker Industrial Co., Ltd.
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Product Overview
High Gloss Backlit Vinyl is a calendered PVC film featuring a permanent, high-tack adhesive and a specially formulated gloss laminate layer. Its primary function is to optimize light transmission from LED or fluorescent light boxes, ensuring graphics appear vibrant and evenly illuminated from the front.
This material is designed for both printing and overlaminating. The face stock provides a smooth, glossy surface that enhances color density and sharpness. The adhesive is optically clear to prevent any diffusion or "milky" appearance that could diminish light output. It is a standard choice for retail signage, menu boards, and advertising displays where visual impact is critical.
Manufacturer
Shanghai Hanker Industrial Co., Ltd.
Brand
DPI
Material Type
Calendered PVC with Gloss Laminate
Light Source
Compatible with LED & Fluorescent
Product Parameters
Specifications defining the optical and physical properties of High Gloss Backlit Vinyl for illuminated signage.
Physical & Optical Properties
| Total Thickness | 5.0 mil (127μm) |
| Face Stock Thickness | 3.5 mil Calendered PVC |
| Adhesive Thickness | 1.5 mil Permanent Acrylic |
| Laminate Finish | High Gloss |
| Light Transmission | > 94% |
| Haze Level | < 3% |
| Roll Width | 54", 60" (137cm, 152cm) |
Performance & Durability
| Peel Adhesion (180°) | ≥ 40 oz/in |
| Shear Adhesion | ≥ 48 hours |
| Tensile Strength | ≥ 30 lb/in (MD & CD) |
| Elongation at Break | 120% (MD), 100% (CD) |
| Temperature Resistance | -20°F to 160°F (-29°C to 71°C) |
| Outdoor Durability | Up to 3 years (if laminated) |
| UV Resistance | Good (with UV-resistant inks/laminate) |
Application & Compatibility
| Primary Substrates | Acrylic (Plexiglas), Polycarbonate, Styrene, Komatex |
| Print Technology | Solvent, Eco-solvent, UV (requires primer test) |
| Overlaminate Compatibility | Compatible with most gloss or matte laminates |
| Application Method | Wet or dry application recommended |
| Heat Resistance | Suitable for use in light boxes with standard operating temperatures. |
Note: For extended outdoor use, a UV-protective laminate must be applied over the printed graphic. Light transmission values are for unprinted film; ink coverage will reduce transmission. Ensure light box surfaces are clean and free of silicone.
About Shanghai Hanker Industrial Co., Ltd.
Shanghai Hanker Industrial Co., Ltd. is China High Gloss Backlit Vinyl Manufacturers and Wholesale High Gloss Backlit Vinyl 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 backlit vinyl offers distinct advantages for creating high-impact illuminated graphics.
High Light Transmission
Over 94% light transmission efficiency ensures maximum brightness from the light source, reducing energy costs and allowing for thinner graphic substrates.
Enhanced Color Vibrancy
The gloss surface and clear adhesive layer work together to produce deep, saturated colors when illuminated, making graphics stand out in competitive environments.
Dual-Function Design
Serves as both a printable media and a protective laminate, streamlining production by potentially eliminating a separate overlaminating step.
Product Features
Key features of High Gloss Backlit Vinyl address the technical demands of backlit sign fabrication.
- Optically Clear Adhesive: Permanent acrylic adhesive maintains clarity over time, preventing yellowing or bubbling that can create dark spots.
- Anti-Newton Ring Layer: Film construction reduces the occurrence of Newton rings (interference patterns) when applied to smooth substrates like acrylic.
- High-Tack Bond: Adhesive provides strong initial grab to rigid plastics, minimizing edge lift around cutouts or channels.
- Conformable to Channels: Flexibility allows the material to adhere evenly into recessed channels of formed face-lit letters.
- Ink Receptive Coating: Surface is treated for reliable ink adhesion from major solvent and eco-solvent ink sets without bleeding.
- Low Shrinkage: Calendered film exhibits minimal thermal shrinkage when exposed to heat from light sources, maintaining dimensional stability.
- Smooth Liner:Polyester liner ensures bubble-free laydown and easy weeding for cut vinyl applications.
- Wide Operating Range: Performs consistently across the typical temperature range found in indoor and protected outdoor installations.
Product Applications
High Gloss Backlit Vinyl is utilized in applications where illumination is essential for visibility and aesthetic appeal.
Retail & Fast-Food Signage
Illuminated menus, promotional signs, and brand identity graphics that require 24/7 visibility and consistent color presentation.
- Backlit Menu Boards: Full-color graphic menus for drive-thrus and indoor ordering.
- Promotional Light Boxes: Seasonal advertisements and product feature displays.
- Channel Letters: Face material for internally illuminated cabinet letters and logos.
- Point-of-Purchase Displays: Illuminated stands and kiosks highlighting specific products.
Hospitality & Entertainment
Creating ambiance and directing patrons in environments with controlled lighting.
- Bar & Lounge Signage: Illuminated drink menus and feature walls.
- Cinema & Theater Graphics: Movie posters, concession signs, and wayfinding in low-light lobbies.
- Hotel Feature Signs: Illuminated logos, directional signs to amenities, and room number panels.
- Casino Signage: Table game identification and promotional graphics.
Transportation & Fuel Forecourts
Durable, weather-resistant illuminated graphics for high-visibility roadside and forecourt advertising.
- Fuel Price Canopies: Large-format illuminated price panels on station canopies.
- Pump Toppers: Small, illuminated advertisements on fuel dispensers.
- Bus Shelter Advertising: Backlit advertising panels in transit shelters.
- Taxi Top Signs: Printed and cut for illuminated roof-top advertisements.
Light Source & Substrate Compatibility
| Application | Recommended Substrate | Light Source Type | Typical Lifespan | Installation Note |
|---|---|---|---|---|
| Indoor Menu Board | 3mm White Acrylic | LED Light Strips | 3-5 years | Dry apply with firm squeegee pressure. |
| Outdoor Fuel Price Sign | 5mm Polycarbonate | LED Modules | 2-3 years | Must use UV-protective laminate over print. |
| Channel Letter Face | Acrylic or Polycarbonate Letter | LED Ropes/Modules | 4-7 years | Apply vinyl before forming acrylic, or vacuum-form pre-printed vinyl. |
| Backlit Transit Ad | Styrene or Komatex | Fluorescent Tubes | 1-2 years (temporary) | Wet application can help position large sheets. |
| Pump Topper Graphic | 0.8mm Aluminum Composite | LED Array | 3-4 years | Ensure substrate surface is cleaned of all grease and wax. |
Production & Installation Guidance
Printing & Color Management
For backlit applications, increase ink density by 10-15% and consider using ICC profiles tailored for backlit media to compensate for light transmission.
Weeding & Application
For cut vinyl lettering, use a sharper blade angle and slightly higher pressure due to the laminate layer. Apply using the "hinge method" for alignment.
Bubble Prevention
When applying large sheets to rigid substrates, a light application fluid mist can be used, but must be thoroughly removed to maintain optical clarity.
Maintenance & Cleaning
Turn off and cool the light box before cleaning. Use a soft, lint-free cloth and a mild glass cleaner. Avoid ammonia-based cleaners on edges.
Frequently Asked Questions
Frequently asked questions about High Gloss Backlit Vinyl specifications and usage.
Can High Gloss Backlit Vinyl be used for outdoor applications?
It can be used in protected outdoor applications (e.g., under a canopy) for limited durations (2-3 years). However, for direct sun and weather exposure, a UV-protective laminate must be applied over the printed graphic to prevent ink fading and film degradation. For long-term exterior use, a film specifically rated for outdoor durability is recommended.
Why are there sometimes dark spots or uneven lighting in my finished sign?
Uneven lighting is often caused by: 1) Air bubbles trapped between the vinyl and substrate, acting as lenses; 2) Inconsistent adhesive contact due to dirty substrate; 3) The light source itself (old fluorescent tubes, failing LEDs, or uneven spacing). Ensure a bubble-free application and check the light box assembly.
Is this material suitable for contour-cut graphics on illuminated signs?
Yes, it is a common choice for contour-cut graphics on channel letters and light boxes. Its conformability allows it to adhere into recessed areas. Ensure your cutting plotter is calibrated for the material's total thickness (5 mil) and that you use a sharp blade to achieve clean cuts through the laminate layer.
What is the difference between this and a "translucent" vinyl?
This is a "clear" backlit vinyl with high light transmission (>94%). "Translucent" vinyls are typically white or colored films that diffuse light, creating a softer, glowing effect but with lower transmission (often 30-70%). Clear vinyl is for maximum brightness; translucent is for a diffused glow.
How do I prevent Newton rings (circular interference patterns)?
While this film has an anti-Newton ring layer, they can still occur under specific conditions. To minimize: ensure both the film and substrate are at room temperature, use application fluid to eliminate microscopic air gaps, and apply even pressure during squeegeeing. Switching to a matte finish laminate can also eliminate the issue.
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.
