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O.W.V. Specialized Lamination Film
Specialized one-way vision lamination film engineered for window applications, providing outward visibility of graphics while maintaining inward transparency for building occupants.
Manufactured by Shanghai Hanker Industrial Co., Ltd.
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Product Overview
O.W.V. (One-Way Vision) Specialized Lamination Film represents a technical category of pressure-sensitive films designed specifically for window and glass partition applications where dual visibility requirements exist. These films incorporate precision-engineered perforation patterns that create visual effects dependent on lighting conditions and viewing angles, allowing graphic visibility from the exterior while maintaining reasonable transparency from interior spaces.
The perforation technology is engineered to balance competing requirements: sufficient open area to maintain interior visibility and light transmission while providing adequate printed surface area for graphic impact and message legibility. This specialized film category addresses applications in retail environments, office buildings, transportation facilities, and architectural installations where window space serves both functional transparency and promotional communication purposes.
Technology Type
Precision Perforated Film
Primary Application
Window Graphics & Partitions
Visibility Characteristic
One-Way Visual Effect
Light Transmission
30-50% typical range
Product Parameters
Technical specifications for O.W.V. Specialized Lamination Film reflecting the unique requirements of one-way vision applications.
Physical Properties
| Film Thickness | 3 mil, 5 mil standard (75μm, 125μm) |
| Base Material | UV-stabilized Polyester |
| Perforation Pattern | Round holes, staggered pattern |
| Open Area Percentage | 30%, 40%, 50% standard options |
| Hole Diameter | 1.5mm, 2.0mm, 2.5mm available |
| Roll Dimensions | 48", 60" widths (1220mm, 1524mm) |
| Roll Length | 100 yards standard (91m) |
Performance Parameters
| Light Transmission | 30-50% depending on open area |
| Peel Adhesion to Glass | 25-35 oz/in (clean glass surface) |
| Tensile Strength | ≥ 28 lb/in (MD), ≥ 25 lb/in (TD) |
| Temperature Range | -10°C to 70°C (14°F to 158°F) |
| UV Resistance | Class 6-7 (＞1000 hours QUV) |
| Dimensional Stability | ＜0.3% at temperature variation |
| Wind Load Resistance | Suitable for standard window applications |
Chemical & Environmental
| Water Resistance | Excellent (perforations resist water ingress) |
| Glass Cleaner Compatibility | Resistant to ammonia-based cleaners |
| Humidity Effects | Minimal dimensional change at 80% RH |
| Temperature Cycling | Stable across seasonal variations |
| Installation Temperature | 10°C to 35°C optimal (50°F to 95°F) |
Note: One-way vision effect depends on lighting conditions – exterior graphics are most visible when interior lighting is lower than exterior lighting. Perforation patterns are engineered for specific viewing distances; consult technical specifications for optimal viewing distances based on hole size and pattern density. Custom perforation patterns available for specialized applications.
About Shanghai Hanker Industrial Co., Ltd.
Shanghai Hanker Industrial Co., Ltd. is China O.W.V. Specialized Lamination Film Manufacturers and Wholesale O.W.V. Specialized Lamination Film 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
O.W.V. Specialized Lamination Film provides distinct functional advantages for applications requiring dual visibility characteristics on transparent surfaces.
Dual Visibility Function
Engineered perforation pattern creates effective one-way visual effects, displaying graphics externally while maintaining interior visibility and natural light transmission.
Controlled Light Transmission
Precision perforations allow balanced light passage, reducing solar heat gain while maintaining adequate interior illumination for occupied spaces.
Application Versatility
Suitable for diverse window types including retail storefronts, office partitions, transportation windows, and architectural glass elements.
Product Features
O.W.V. Specialized Lamination Film incorporates specific technical characteristics engineered for one-way vision applications on transparent surfaces.
- Precision Perforation Technology: Laser-cut or precision-die-cut holes with consistent size and spacing for controlled visual effects
- UV-Stabilized Construction: Film formulated with UV absorbers to resist fading and degradation from sunlight exposure
- Removable Adhesive System:
- Controlled Adhesive Spread: Formulation minimizes adhesive ooze into perforations during application
- Scratch-Resistant Surface: Protective coating reduces visible damage from cleaning and environmental exposure
- Moisture Barrier Properties: Film surface resists water penetration while perforations allow ventilation
- Installation Compatibility: Designed for application with standard window film installation techniques
Product Applications
O.W.V. (Outdoor Weatherable Vinyl) Specialized Lamination Film is engineered for extended outdoor exposure. It incorporates UV inhibitors and robust adhesive systems to protect graphics against sunlight, moisture, and temperature fluctuations.
Long-Term Outdoor Signage
Designed for permanent or semi-permanent signage that must maintain graphic integrity and legibility through seasonal weather changes.
- Building Fascia Signs: Storefront lettering, company names on exterior walls.
- Real Estate & Construction Signs: Yard signs, development project boards.
- Park & Recreation Signage: Trail maps, rules, and informational panels.
- Monument & Directory Signs: Freestanding signs at building entrances or campuses.
Vehicle & Fleet Graphics
Provides a protective top layer for vehicle wraps and decals, shielding the printed vinyl from road debris, washing, and UV degradation.
- Full & Partial Vehicle Wraps: Branded graphics for vans, trucks, and trailers.
- Bus & Transit Advertising: Large-format advertising applied to public transport.
- Marine Graphics: Lettering and graphics for boats and watercraft.
- Construction Equipment Markings: Safety stripes and company logos on machinery.
Marine & High-Humidity Environments
Formulated to resist the challenging conditions of coastal areas, poolsides, and other environments with high moisture and salt exposure.
- Boat Registration Numbers: Durable, compliant lettering for hulls.
- Pool & Spa Safety Signs: Depth markers, rule signs, and warning labels.
- Outdoor Furniture & Fixtures: Branding or instructional labels on patio sets.
- Commercial Building Exteriors: Window graphics or decorative bands on glass.
Application Compatibility Guide
| Application Type | Recommended Thickness | Surface Type | Expected Durability | Special Considerations |
|---|---|---|---|---|
| Permanent Outdoor Signs | 5-10 mil | Rigid PVC, aluminum composite, polycarbonate | 5-7 years | UV protective; resistant to fading and cracking. |
| Vehicle Wraps & Fleet | 2-4 mil Gloss or Matte | Cast or calendered wrap vinyl | 3-5 years | Fuel-resistant; maintains conformability for complex curves. |
| Marine & Waterfront | 3-5 mil | Marine-grade vinyl, fiberglass, painted metal | 2-4 years | Formulated for high humidity and salt spray resistance. |
| Construction Site Signage | 7-15 mil | Corrugated plastic, plywood, fencing | 1-3 years (project duration) | Offers tear resistance and protection from jobsite debris. |
Application Tips
Application Temperature Range
Apply when ambient and surface temperatures are between 60°F and 90°F (16°C-32°C) for optimal adhesive flow and bonding.
Surface Preparation
Thoroughly clean with isopropyl alcohol and water. For vehicles, use a dedicated automotive-grade cleaner to remove wax and silicone.
Curing Time for Outdoor Use
Allow a minimum of 48-72 hours for the adhesive to fully cross-link before exposing the graphic to rain, washing, or harsh weather.
Post-Application Cleaning
Wait 2 weeks before washing. Use a soft cloth, mild detergent, and avoid high-pressure washers directed at graphic edges.
Frequently Asked Questions
Common inquiries regarding O.W.V. Specialized Lamination Film characteristics, installation requirements, and performance expectations.
How does the one-way vision effect work with O.W.V. film?
The one-way vision effect operates on light differential principles. When exterior light is brighter than interior light (typically daytime), the printed surface dominates vision from outside while interior viewers see through the perforations. When interior lighting exceeds exterior lighting (typically nighttime), the effect reverses. Optimal performance occurs with proper lighting balance between interior and exterior environments.
What printing methods are compatible with O.W.V. film?
Most common printing methods including solvent inkjet, UV inkjet, latex printing, and screen printing are compatible. For optimal results, we recommend printing on the adhesive side (reverse printing) so graphics are viewed through the clear film, protected from abrasion. Some printing methods may require specialized ink formulations for adhesion to the film surface.
Can O.W.V. film be removed without damaging window surfaces?
Yes, the film features a removable adhesive formulation designed for clean removal from glass surfaces without residue when removed within the recommended service period (typically 6-24 months depending on environmental conditions). For extended installations or challenging conditions, we offer enhanced removable formulations with different adhesive characteristics.
How does hole size affect visibility and graphic impact?
Smaller holes (1.5mm) provide better graphic continuity and impact at closer viewing distances but reduce interior visibility. Larger holes (2.5mm) improve interior visibility and light transmission but may make graphics appear less solid at close range. The 2.0mm hole size represents a balanced option for most applications. Optimal viewing distance increases with hole size.
What maintenance is required for O.W.V. film installations?
Regular cleaning with standard glass cleaners and soft cloths or squeegees maintains appearance. Avoid abrasive cleaners or tools that could scratch the film surface. For heavily soiled installations, mild soap solutions are effective. The film's scratch-resistant surface coating withstands normal cleaning cycles typical of commercial window maintenance programs.
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.
