Black and White Protective Film

-- Steady & Reliable Manufacturer --

High-Opacity Black and White Co-Extruded Protective Film

In the high-stakes world of outdoor construction and heavy metal fabrication, standard transparent films often fall short. Black and White Protective Film (often referred to as B&W film) is the premium solution for long-term outdoor protection. This film is not a simple laminate; it is a co-extruded LDPE masterpiece where two distinct layers of resin are fused together. The white outer layer is designed to reflect solar radiation and heat, while the black inner layer provides 100% opacity, blocking all UV light from reaching the adhesive and the substrate surface. This dual-action design prevents the "greenhouse effect" that can occur under clear films, which often leads to moisture trapping and surface oxidation.

At Wuxi Qida, we engineered our B&W film specifically for the architectural facade and stainless steel industries. When high-value materials like aluminum composite panels (ACP) or decorative metals are stored in outdoor yards, they are subject to extreme temperature fluctuations. The white surface of our film keeps the material cool, reducing thermal expansion and contraction that can cause warping or adhesive shear. Meanwhile, the black layer ensures that the adhesive remains chemically stable and does not "bake" onto the metal. This makes it the most trusted choice for projects lasting from 6 to 12 months in high-UV environments like the Middle East, Australia, and Southern USA. Our B&W film also provides an added layer of privacy and security, concealing the finish and brand of the underlying material from prying eyes during transport and on-site storage.

Technical Performance Specifications

Property MetricTechnical Standard
Material StructureCo-extruded Multi-layer LDPE (White/Black)
Total Thickness60 micron to 120 micron (Typical 80 mic)
UV Resistance Life6 Months to 12 Months (Project Specific)
Adhesion Strength50g/25mm to 400g/25mm (Customizable)
Tensile Strength (MD)≥ 19 MPa
Elongation at Break≥ 350%
Standard WidthUp to 1600mm
Adhesive BaseHigh-Stability Solvent Acrylic / Water-based

Industrial Application Scenarios

The B&W film is the "heavy-duty" workhorse for these specific sectors:

  • Aluminum Composite Panels (ACP): Essential for protecting building cladding from the factory through to the final installation on a skyscraper.
  • High-End Stainless Steel: Used for protecting No.4, HL, and Mirror finish plates that are stored outdoors or processed through heavy machinery.
  • Deep Drawing & Forming: The high thickness and elongation make it ideal for protecting metal during intense mechanical deformation.
  • PVC & Aluminum Extrusions: Shielding window profiles from cement splatter and UV degradation on construction sites.
  • Solar Energy Components: Protecting frame structures and backplates of solar modules during large-scale utility installations.
  • Marine Sheet Metal: Used in the shipbuilding industry to protect aluminum and steel plates from salt spray and sunlight.

Key Advantages for Project Managers

Choosing Qida’s B&W film offers several technical and economic benefits for large-scale procurement:

  • Heat Shielding Technology: The white layer reflects up to 70% of solar heat, preventing the adhesive from reaching critical "melting" temperatures.
  • 100% Light Blockage: The black layer ensures zero UV transmission, which is the primary cause of adhesive transfer and surface yellowing on plastics.
  • Superior Puncture Resistance: Typically thicker than transparent films, B&W film provides a physical cushion against tool drops and abrasive dust.
  • Stable Peel Force: Our formula ensures that the force required to remove the film after 12 months is virtually the same as on Day 1.
  • Customizable Printing: We can print directional arrows, "Remove After Installation" warnings, or company logos directly on the white surface.
  • Weatherproofing: Acts as a second skin that protects against acid rain, bird droppings, and industrial pollutants.
About Us
Wuxi Qida Tape Co., Ltd.

One single flaw is enough to change a “desirable” product to an “inferior”. That's the reason why the application of protective film on stainless steel, aluminum, pre-coated metal, plastic panel, ceramics, carpets, decorative laminates, glass etc. is popular all over the world. 

Wuxi Qida Tape Co., Ltd is a professional China Black and White Protective Film Manufacturers and Custom Black and White Protective Film Suppliers. Our protective films can protect numerous products to avoid scratches, marks, damage and dirt in the process of bending, pressing, roll forming, painting, transportation and installation, etc. The protective film can be easily applied and removed, leaving no residue glue after removal. Thus with the protection of the protective film, people can enhance the market competition of their valued products! 

As one of the manufacturers of temporary surface protection film in China, we have introduced advanced machines from Germany and are certified by ISO 9001 & ISO14001 system. In addition, we employ many experienced technicians/engineers and establish close relationships with research and development institutes to launch innovative protective foils into the market continuously. 

Qida Tape offers a wide range of protective film solutions to match your products /surfaces in manufacturing or processing processes. Getting the right match between protective film and your products/ surfaces requires lots of expertise. At Qida Tape, our professional engineers and technicians have this expertise to help. 

Through continuous technical innovation and strict quality control standards, our products are available all over China and we have been exporting to Europe, North America, Australia, the Middle East and Japan, etc. since 2002. With consistent quality, competitive prices and positive after-sales services, we can always guarantee your full satisfaction in working with us!

 

 

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We’ll take time to deal with each issue, no matter how mundane it may appear to you. We’ll always accommodate you. And you’ll find that we speak your language and understand your technical problem. That’s why we can cooperate successfully with our clients from nearly 100 countries in so many years.

Company Advantage

  • Customization

    We have a strong R&D team, we can develop and produce products according to the technical data sheets or samples supplied by the customers.

  • Cost

    We produce the backing film, coating adhesive, print the logo, rewind the film, slit the roll and pack the products all these processes are in our factory. So we can offer premium products with consistent quality at competitive prices.

  • Quality

    We have our testing lab and advanced and complete inspection equipment, which can ensure the quality of the products.

  • Multiformity

    We have three kinds of adhesives, i.e.: acrylic water adhesive; acrylic solvent adhesive and natural rubber adhesive. Our clients thus have extensive selections to meet their requirements for different industries and products.

  • Capacity

    Our annual production capacity is over 12000 tons, we can meet the needs of different customers with different purchase quantities.

  • Service

    We focus on developing high-quality products for top-end markets. Our products are in line with international standards and are mainly exported to Europe, America, Australia, Japan and other destinations around the world.

  • 1999

    01. Established
  • 20,000M²

    02. Factory Area
  • 95+

    03. Experienced Staff
  • 90

    04. Export Area