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- Material: PE / polyethylene film with removable pressure-sensitive adhesive
- Thickness: commonly 30-120 um, depending on grade
- Adhesion: low tack, medium tack, and high tack options
- Colors: clear, blue, white, black-white, or printed film
- Roll format: custom slit width, roll length, core size, and winding direction
- Use: temporary surface protection during stamping, bending, shearing, handling, and transport
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- Material: High-density polyethylene (HDPE)
- Forms: Film rolls, sheet rolls and cut sheets
- Density: Grade-dependent, typically 0.94-0.97 g/cm3
- Colors: Natural, milky white, black or custom color
- Processing: Slitting, sheet cutting and optional perforation
- Uses: Liners, separators and temporary barriers
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Protective film for laser engraving can protect acrylic, anodized aluminum, stainless steel, and coated panels from handling scratches, smoke deposits, and workshop contamination, but the original film should not automatically remain during processing. The decision depends on the laser source, engraving mode, carrier material, adhesive chemistry, surface finish, equipment setting, and planned removal time. The main validation standard is not whether the engraving is visible; it is whether the film stays controlled during the run and can be removed after cooling without unacceptable adhesive transfer, haze, gloss change, coating lift, or fragments around fine details. Testing on the actual substrate is recommended before full use.
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- Material: LLDPE polyethylene resin
- Thickness: 20-200 um, grade-dependent
- Width: 100-2200 mm, customizable
- Color: Clear, translucent or customized
- Structure: Mono-layer or co-extruded film
- Supply format: Roll stock, tubing or lay-flat sheeting
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- Material: PET / BOPET polyester film
- Color: Deep matte black
- Typical Thickness: 25 um to 188 um
- Surface: One-side matte or two-side matte
- Main Functions: Light blocking, insulation, die cutting
- Typical Uses: Labels, gaskets, spacers, shielding parts
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An aluminum panel protective film application must keep the visible finish protected from lamination through fabrication, transport, installation and controlled removal. It is relevant to mill-finish, anodized, brushed, painted, powder-coated and coil-coated aluminum, including aluminum composite panels. The main risks are trapped particles, scratches, edge lift, film movement, difficult peeling, residue and coating appearance change. Selection should be based on the actual surface, coating condition, fabrication stress, expected exposure and removal stage—not thickness or tack alone—and should be confirmed through an actual-panel trial before full use.
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- Material: PET or PE film
- Adhesive: Acrylic or silicone PSA
- Color: Clear, light blue, or custom
- Thickness: 50um, 75um, 100um, or custom
- Surface Resistance: 10^5-10^11 ohms by grade
- Use: PCB, FPC, panel, IC carrier, electronics turnover
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- Materials: PET, TPU, hydrogel structures
- Width: 1040 mm, 1270 mm, custom
- Length: 50 m, 100 m, custom
- Color: Clear, matte, privacy
- Thickness: 80-250 um typical
- Format: Master roll or slit roll
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- Material: PET, polyester, polycarbonate, polyimide, or custom technical film
- Color: clear, translucent, matte, black, or custom tinted
- Common thickness: 25-250 microns
- Supply form: roll, sheet, slit roll, or converted format
- Surface option: plain, coated, adhesive-backed, or linered
- Typical use: stencil cutting, insulation parts, overlays, and protective processing