Self-adhesive Protective Films

-- Steady & Reliable Manufacturer --

Next-Generation Co-extruded Self-adhesive Protective Film

In the search for the most efficient and environmentally friendly surface protection, Self-adhesive Protective Film (also known as co-extruded film) has emerged as the industry leader. Unlike traditional films that require a separate glue-coating step, this film is manufactured using a "one-pass" co-extrusion process. In this method, the PE resin and a specialized "tacky" polyolefin resin are melted and extruded simultaneously. This creates a multi-layer film where the adhesive is physically part of the film's structure. This eliminates the possibility of "adhesive transfer" because there is no separate glue layer to stay behind; the stickiness is integrated into the material itself.

Wuxi Qida’s self-adhesive films are particularly favored for sensitive surfaces like electronic screens, high-gloss plastics, and polished metals. Because the manufacturing process is "cleaner"—no solvents or water-based glues are used—the risk of chemical contamination is virtually zero. This makes it a sustainable choice, as the entire film is made of the same family of polymers, making it 100% recyclable in a single stream. Our co-extruded films are also characterized by their extremely stable peel force. Standard glue tapes often become much harder to remove the longer they stay on a surface; Qida’s self-adhesive technology maintains a nearly flat adhesion curve, ensuring that the film peels off just as easily on Day 180 as it did on Day 1. For manufacturers looking to reduce their environmental impact while ensuring foolproof surface protection, this is the definitive modern solution.

Technical Data & Properties

Property MetricTechnical Standard
Manufacturing Process3 or 5 Layer Co-extrusion
Material BasePolyethylene (LDPE/LLDPE/PO)
Adhesive LayerIntegrated Tacky Polyolefin Resin
Thickness30 micron to 100 micron
Adhesion LevelVery Low to Medium (5g to 150g/25mm)
TransparencyUltra-clear (Optical Grade available)
Tensile Strength≥ 15 MPa
Recyclability100% Recyclable (PE Stream)

Ideal Application Environments

Self-adhesive films are the best choice for clean, smooth surfaces:

  • High-Gloss Plastics: Protecting PMMA (Acrylic), PC (Polycarbonate), and ABS sheets during thermoforming and transit.
  • Electronic Displays: Essential for TV screens, laptop monitors, and smartphone glass during the assembly process.
  • Mirror-Finish Metals: The only safe choice for "No. 8" mirror stainless steel where zero residue is a mandatory requirement.
  • Decorative Laminates: Protecting high-pressure laminates (HPL) used in premium furniture and interior design.
  • Automotive Interiors: Shielding piano-black dashboard trims and touchscreens from fingerprints and scratches.
  • Coated Glass: Protecting Low-E or solar-control glass where chemical adhesives might react with the metal oxide coating.

Why Choose Co-extruded Self-adhesive Technology?

The shift from glue-coated to self-adhesive film is driven by several key factors:

  • Zero Adhesive Transfer: Since the "glue" is part of the film, it is physically impossible for it to delaminate and leave residue on your product.
  • Sustainability: The absence of solvents and glues makes this the most eco-friendly protective film on the market.
  • Optical Clarity: The co-extrusion process produces a film with fewer "fish-eyes" or gels, perfect for high-clarity inspections.
  • Consistent Peeling: Very low "peel-build" over time, even under elevated temperatures during shipping in containers.
  • Softness & Conformability: The film is generally softer than coated films, allowing it to "shrink-wrap" around complex curved parts without lifting.
  • Cost-Efficiency in High Volume: While the material resin is more expensive, the high-speed co-extrusion process makes it competitive for large-scale production.
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 Self-adhesive Protective Films Manufacturers and Custom Self-adhesive Protective Films 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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Contact Information

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