What is Self-Adhesive Protective Film?
The self-adhesive film selection question for steel and glass is not whether to use film, but which adhesive tack level to configure for which substrate. Mirror stainless requires low tack (excessive adhesion leaves visible peel-mark lines). Brushed stainless requires medium tack (insufficient adhesion delaminate mid-handling). Color-coated steel requires adhesive formulation validation (peel-off force on coated surfaces varies by up to 3x depending on coating type). Float glass requires a different specification from Low-E coated glass. A single universal recommendation table cannot reliably cover all of these — which is why Plashield configures adhesive independently per substrate type.
The film is 100% virgin PE substrate with acrylic PSA, 30–100μm thick, covering six process stages: cutting, bending, forming, storage, transport, and on-site installation — with zero residue at removal within the recommended dwell period. Specific selection guidance (substrate type → tack level → thickness → roll specification) is expanded in the sections below. Alternatively, contact our technical sales team directly with a substrate sample and process description to receive samples and a selection recommendation within 3–5 business days.
Suitable for:
Carbon steel sheets and coils
Color-coated and galvanized steel
Stainless steel (mirror, brushed, matte, decorative)
Architectural and industrial glass
Coated and treated surfaces (adhesion to be tested)
Suitable Materials & Surfaces
Designed for flat and processed surfaces across multiple industries.
Carbon steel sheets and coils
Color-coated and galvanized steel
Stainless steel (mirror, brushed, matte, decorative)
Architectural and industrial glass
Not sure which film fits your panel?
Key Performance Features
PSA performance parameters matched to substrate surface energy and processing operation
100% virgin PE substrate, 30–100μm, coating uniformity ±0.5% (in-line inspection) — thickness consistency directly determines tension stability on continuous laminating lines; batch thickness deviation is the leading cause of automatic laminator jams
Acrylic PSA, three tack levels covering major industrial substrates: low-tack 80–150 g/25mm (mirror steel / float glass) / medium-tack 150–300 g/25mm (brushed steel / color-coated steel) / high-tack 300–600 g/25mm (galvanized steel / textured surfaces), tested by 180° ASTM D3330
Batch-to-batch peel force deviation ≤10% — stable tension on laminating lines; no tracking deviation or film break from batch adhesion variability; critical for high-volume galvanized and color-coated steel lines
Zero residue on mirror stainless and float glass after 30-day dwell, validated by 7-day accelerated aging (50°C); stable edge adhesion in low-temperature application environments (≥5°C)
Resistant to moisture, cutting oil, abrasive dust, and common industrial solvents (mineral spirits, thinner) — for metal fabrication shop and multi-trade construction site environments
Compatible with manual roller application and continuous automatic laminating lines; machine-grade long rolls (≥500m) with tapered tension winding for flat end faces and no-deviation reel changes
Transparent: visual surface inspection through film without removal — scratches and foreign particles detectable without peeling. Blue / black-white: immediate on-site identification of covered areas for coverage completeness verification
Why Choose Plashield
Plashield self-adhesive film has been validated on five major industrial substrate types: carbon steel, color-coated steel, mirror stainless steel, galvanized steel, and float glass. Low-tack formulation maintains peel force at 80–150 g/25mm on mirror stainless and float glass after 30-day dwell with zero residue (7-day accelerated aging validated). Medium-tack formulation delivers 150–300 g/25mm on brushed stainless with stable edge adhesion under heavy-load handling. Batch-to-batch peel force deviation ≤10% ensures consistent performance across different batches on the same laminating line.
Factory in Xinxiang, Henan Province, in continuous operation since 2004. 8+ high-speed coating and slitting lines, 200 million m² annual capacity. 100% virgin PE raw materials (no recycled content); coating thickness precision ±0.5% (in-line inspection); slitting width accuracy ±1mm (500–1600mm range). ISO 9001 certified across the full production process. Each batch ships with five-point QC records (peel force / coating uniformity / appearance / dimensions / elongation at break sampling). SGS third-party test reports available on request for export destination supplier qualification.
Customizable parameters: film width 500–1600mm, thickness 30–100μm, tack level (low / medium / high, confirmed by actual substrate sample testing), color (transparent / blue / black-white / brand-specified), OEM logo printing (registration accuracy ±0.1mm, ΔE ≤ 1.5), machine-grade roll lengths (500–3000m, core inner diameter per equipment mandrel specification). Samples dispatched within 3–5 business days with peel force and elongation at break data sheet. Standard mass production lead time 7–15 days. Multi-substrate SKUs (carbon steel / stainless / color-coated / glass film) can be consolidated into a single purchase order and shipped together.
Technical Specifications – Self-Adhesive Film
| Property | Unit | Typical Value |
| Base Material | – | Polyethylene (PE) |
| Adhesive Type | – | Acrylic pressure-sensitive adhesive |
| Total Thickness | mm | 0.03 – 0.10 |
| Adhesion Level | – | Low / Medium / High (surface dependent) |
| Tensile Strength | – | Industrial standard |
| Elongation at Break | % | Application dependent |
| Color Options | – | Transparent / Blue / Black-White |
| Width | mm | 500 – 1600 (custom slit) |
| Roll Length | m | 100 – 3000 |
| UV Resistance | months | Indoor / short-term outdoor grades |
| Shelf Life | months | 12 (recommended storage conditions) |
Film Types & Options
Tailored configurations for different materials and processes.
Low-Tack Film
Low-tack formulation, peel force 80–150 g/25mm (180°, ASTM D3330), for mirror stainless steel (8K / BA), high-gloss color-coated steel, and float glass — the three substrate types most sensitive to adhesive residue where solvent cleaning risks damaging coating or plating layers. Zero residue after 30-day dwell on these surfaces, validated by 7-day accelerated aging at 50°C.
Medium-Tack Film
Medium-tack formulation, peel force 150–300 g/25mm, for brushed stainless steel, matte steel sheet, color-coated steel (polyester coating), and IGU aluminum spacer frames. These surfaces’ micro-roughness or lower surface energy provides insufficient anchor for low-tack, causing edge lifting from handling vibration and transit movement. The most widely used formulation by steel service centers, sheet distributors, and window profile suppliers — covering storage, transit, and standard fabrication (bending, punching, CNC cutting).
High-Tack Film
High-tack formulation, peel force 300–600 g/25mm, for galvanized steel sheet, electro-galvanized steel, and coarse-pattern decorative steel — galvanized surfaces’ zinc crystal micro-structure creates roughness that provides insufficient anchor for medium-tack, causing mid-transit delamination under container vibration and steel stacking pressure. High-tack maintains stable edge adhesion on galvanized substrates through 30+ day sea freight dwell with zero residue at removal. Note: not recommended for mirror or BA stainless steel — high-tack on these surfaces after dwell creates visible peel-mark lines.
Printed OEM Film
Client logo, contact details, product model, directional arrows, or removal instruction text printed on film surface; registration accuracy ±0.1mm, batch-to-batch color tolerance ΔE ≤ 1.5. Three practical applications in steel and glass industries: ① Brand-identified film on outbound steel/glass shipments enables distributors and job-site receivers to identify the supplier at first contact; ② Direction-arrow printed film on laser cutting lines assists alignment for patterned stainless steel; ③ Contractor-branded film on construction sites generates passive brand visibility to owners and inspectors throughout the build cycle
Wide-Width Film
Wide-width configurations up to 1600mm (steel products) and 2200mm (glass products — see window glass film page), for large-format steel sheets (extra-wide color-coated coil, curtain wall steel panels) and large glass panels (curtain wall glazing, oversized architectural windows). Extra-wide rolls are produced with tapered tension winding for flat end faces compatible with automatic laminator and large-format line reel changes — the failure point most commonly seen with general industrial film in wide-width configurations. Custom width confirmed against client equipment maximum web width; slitting accuracy ±1mm.
Application Scenarios
Protection during cutting, bending, punching, drilling and forming.
Protects glass during cutting, edging, inspection and assembly.
Prevents scratches and contamination during stacking and logistics.
Shields surfaces from dust, tools, cement and paint on site.
Keeps metal and glass surfaces clean during finishing work.
Plashield Company Strength
20+ years in polymer protection, advanced R&D labs, patented adhesive systems, peel-strength testing, UV aging simulation.
8+ integrated production lines, 200 million m² annual capacity, ±0.5% coating precision, ±1mm slitting accuracy.
ISO 9001 certified, multi-step testing (tensile, adhesion, UV, appearance), traceable batch QC, 100% virgin materials.
7×24 support, custom adhesion matching, OEM printing, export packaging, tailored roll sizes (18mm–1600mm).
Trusted by panel factories, construction companies, and distributors in 60+ countries.
How We Serve You
Provide your ACP type and application details.
Free samples shipped within 3–5 days.
Adjust tack level, thickness, color, or printing.
Fast lead time: 7–15 days.
Export-ready packaging + documentation.
How We Serve You
Share your surface, process, and usage conditions
Free samples shipped within 3–5 days.
Adjust tack level, thickness, color, or printing.
Fast lead time: 7–15 days.
Export-ready packaging + documentation.
Customer Cases
Marble countertop wholesalers in Brazil’s distribution chain face a structural cost pressure: products must be branded to move through downstream resellers and kitchen cabinet manufacturers, but most PE film suppliers cannot simultaneously handle custom film color, logo-printed cartons, and export packaging. This client began working with Plashield in August 2023, with a core requirement to consolidate film sourcing, brand packaging, and sea-freight protection into a single supplier arrangement — at an annual purchase volume of approximately USD 40,000.
A Saudi Arabian metal sandwich panel manufacturer faced two interconnected production problems: first, standard 50μm PE film caused self-adhesion difficulties during 3000m extra-long roll production, with frequent roll breaks generating line downtime. Second, a multi-supplier import procurement model created high sourcing management overhead, with batch-to-batch performance variation wasting line calibration time. Plashield developed a custom 25μm ultra-thin PE protective film (3000m roll length) and simultaneously consolidated multi-category film supply into a single-source arrangement. Cooperation since March 2024, with annual purchase volume exceeding USD 200,000.
An Irish distributor with over a century in the household goods trade needed PE protective film that could actually move through European retail — shelf-ready, branded, and packaged to meet supermarket planogram requirements. The problem wasn’t sourcing film. It was finding one supplier who could handle the display packaging, consolidate three SKUs into a single order, and cut the 45-day lead time their previous vendor was running. This case documents exactly how that was solved.
Testimonials
Packing & Shipping
- Corrugated cartons + transparent wrapping
- Palletized export packing
- Roll labels with lot number and production date
- Suitable for FCL & LCL shipments
- High protection for long-distance transportation
Comparison Table
| Feature | Plashield | Regular Films |
| Virgin PE | √ | × Mixed |
| Adhesive Stability | High | Medium |
| UV Resistance | 12 months | 3–6 months |
| Clean Removal | Excellent | Inconsistent |
| Customization | Full | Limited |
| Industrial QC | ISO-certified | Basic |
