PETG Overlay Film for Plastic Card Lamination

PETG Overlay Film for Plastic Card Lamination

Wallis supplies PETG overlay film for plastic card lamination, providing a transparent protective surface and reliable bonding layer for ID cards, access cards, payment cards, transportation cards, membership cards, hotel key cards, RFID cards, NFC cards and customized smart cards.

Available options include standard coated overlay, strong coated overlay, non-coated PETG film, printable grades, specialized laser-personalization grades and magnetic stripe overlay. Thickness, sheet dimensions, surface finish, coating strength, printing compatibility, magnetic stripe specification, packaging and labels can be customized for B2B production.

PETG Overlay Product Specifications

Technical values such as softening point, shrinkage, peel strength, surface tension and recommended lamination conditions vary by grade. Confirm them through the approved Wallis technical data sheet and production sample before mass production.

What Is PETG Overlay Film?

PETG overlay is a thin, transparent card-manufacturing film made from glycol-modified polyester. It is placed over a printed card core and bonded through thermal lamination to form the protective front or rear surface of the finished card.

Unlike a conventional self-adhesive protective film, coated PETG card overlay is normally laminated with heat and pressure. The coated side faces the compatible printed card layer, while the outer side forms the visible card surface.

Its purpose is to protect printed graphics, improve interlayer bonding, contribute to the required card thickness and provide the selected glossy, matte, frosted or functional surface.

Transparent PETG Overlay Film

PETG Overlay Sheets

PETG Overlay Roll Material

PETG Overlay Types

Standard Coated PETG Overlay

Standard coated overlay contains a bonding treatment on the designated card-contact side. It is suitable for compatible PETG cores and selected PET, PVC or composite card layers after sample validation.

Strong Coated PETG Overlay

Strong coated overlay is designed for applications requiring enhanced adhesion to difficult printed surfaces, high ink coverage or mixed-material card structures. The coating must be tested with the buyer's actual ink and processing conditions.

Non-Coated PETG Overlay

Non-coated PETG film is selected when the card structure, printing layer or external bonding system already provides the required adhesion. It should not be substituted for coated film without lamination testing.

Printable PETG Overlay

Printable overlay uses a treated surface suitable for a specified ink system. Buyers should confirm which side is printable, which side is coated for bonding and whether printing occurs before or after lamination.

Laser-Personalization PETG Grade

Specialized grades can be evaluated for laser marking or laser personalization. Laser response depends on the additives, layer structure, laser wavelength, power, focus and personalization equipment.

Magnetic Stripe PETG Overlay

Magnetic coated overlay integrates a HiCo or LoCo stripe into the overlay sheet. Stripe coercivity, width, position, direction, color, encoder and reader compatibility must be confirmed through an approved drawing and sample.

Key PETG Overlay Features

High Optical Clarity

Transparent PETG overlay helps printed photographs, logos, text, barcodes, QR codes and variable data remain clearly visible after lamination.

Reliable Lamination Bonding

The selected bonding coating helps create a unified card structure and reduce peeling, edge lifting, bubbles and layer separation when used with compatible inks and qualified lamination conditions.

Surface Protection

The overlay protects printed card information against routine abrasion, moisture, fingerprints, dirt and repeated handling during normal card use.

Dimensional Control

Controlled thickness and sheet dimensions support predictable layer calculations, card thickness management, registration and punching accuracy.

Flexible Surface Selection

Glossy, matte, frosted, low-glare and textured finishes allow card manufacturers to balance transparency, visual appearance, tactile feel and reflection.

Custom Production Formats

PETG overlay can be supplied as A4 sheets, A3 sheets, customized sheet layouts, slit film or rolls according to the buyer's printing and lamination equipment.

Benefits for Card Manufacturers

Clear Printed Graphics

High transparency helps retain the intended appearance of printed colors, photographs and fine text after the layers are laminated.

Improved Card Service Performance

A correctly selected overlay contributes to resistance against routine bending, rubbing, surface wear and handling. Final card life still depends on the full construction and service environment.

Reduced Risk of Delamination

Matching the coating with the card core and ink can improve peel performance and reduce weak interlayer bonding.

Compatibility with Smart Card Structures

PETG overlay can be used in cards containing RFID or NFC inlays, contact chips, magnetic stripes, barcodes, signature panels and other functional layers after complete structure validation.

Scalable Bulk Production

Consistent sheet size, thickness, surface and coating support repeatable printing, stacking, lamination and punching in high-volume card production.

PETG Overlay in Smart Card Construction

In a typical laminated smart card, PETG overlay is used as the external protective layer. A common card structure may include:

1. Front transparent PETG coated overlay.

2. Front printed card-core sheet.

3. Plain structural core, RFID inlay, NFC inlay or other functional layer.

4. Rear printed card-core sheet.

5. Rear transparent PETG coated overlay.

The layer calculation must consider the target finished-card thickness, chip or antenna height, printed-core thickness, coating thickness, overlay thickness and expected compression during lamination.

Smart Card Layer Structure

PETG Card Lamination

PETG Overlay Applications

Identification Cards

PETG overlay protects photographs, names, identification numbers, barcodes, security printing and variable data on employee, student, healthcare and government identification cards.

Access Control Cards

The film can be used with printed access cards containing RFID, NFC, magnetic stripe or other credential technologies.

Payment and Financial Cards

PETG overlay can be evaluated for payment and financial card structures requiring clear graphics, controlled bonding and integration with magnetic or chip functions. Finished-card certification remains the responsibility of the approved card program.

Transportation and Ticketing Cards

PETG overlay can protect printed transit, parking, campus and mobility cards that use contactless or magnetic reader systems.

Membership and Loyalty Cards

Glossy, matte or specialty finishes can be used for branded retail cards, gym cards, club cards, library cards and loyalty programs.

Hotel Key Cards

PETG overlay can be combined with magnetic stripe or RFID structures for hotel key cards after testing with the intended lock encoder and reader.

Hybrid Smart Cards

Hybrid cards can combine PETG overlay with contact chips, RFID inlays, NFC inlays, magnetic stripes, barcodes, QR codes and signature panels within one qualified card construction.

How to Select the Correct PETG Overlay

1. Confirm the Card Structure

Provide the material and thickness of every card layer, including the printed cores, inlay, chip, antenna, magnetic stripe and target finished-card thickness.

2. Select the Overlay Thickness

Select 0.04mm, 0.05mm, 0.06mm, 0.08mm, 0.10mm or another thickness according to the layer calculation, required protection and finished-card target.

3. Choose Standard or Strong Coating

Standard coating may suit compatible PETG structures. Strong coating should be evaluated for difficult inks, high print coverage or mixed-material layers.

4. Specify the Printing System

State whether the project uses offset, UV offset, screen printing, inkjet, toner, Indigo or another digital process. Include the ink brand, curing method and print coverage where possible.

5. Select the Surface Finish

Choose glossy for maximum visual brightness, matte for reduced reflection, frosted for a textured appearance or a specialty finish for specific branding and tactile requirements.

6. Define Sheet or Roll Dimensions

Match the overlay dimensions with the printing format, registration marks, laminator plates, card imposition, punching equipment and production yield.

7. Confirm Functional Requirements

State whether the overlay requires printing treatment, laser response, magnetic stripe, special texture, controlled haze or other functional properties.

8. Test Samples Before Bulk Production

Test the actual overlay with the buyer's printed core, ink, laminator, release plate, punching machine and finished-card acceptance criteria.

PETG Overlay Lamination Process

Material Conditioning

Condition the PETG overlay, printed sheets and internal card layers in a clean production environment. Materials should be dry, flat and free from dust or surface contamination.

Printed Core Preparation

Allow the printed sheets to dry or cure fully according to the ink supplier's requirements. Residual solvent or incomplete UV curing can reduce bonding performance.

Coated-Side Identification

Identify the bonding side before stacking. The coated surface normally faces the printed or structural card layer, while the selected finished surface faces outward.

Layer Stacking

Align the front overlay, printed core, internal layers and rear overlay using the approved registration marks and card-layout drawing.

Heat Lamination

Apply the qualified temperature, pressure and heating time for the specific PETG grade and card construction. Do not use one universal recipe for every ink, coating and card core.

Pressure Cooling

Cool the laminated sheets under controlled pressure to stabilize the card structure and reduce warping, bubbles, deformation and uneven bonding.

Punching and Inspection

Punch the laminated sheets into finished cards and inspect card dimensions, thickness, surface quality, print visibility, flatness, edge bonding and functional performance.

PETG Overlay Card Lamination Structure

Printing and Coating Compatibility

Offset and UV Offset Printing

Offset and UV offset inks can require different bonding coatings. The printed sheets must be fully cured, and heavy ink coverage should be tested for peel performance.

Screen Printing

Screen-printed layers can create a thicker ink deposit. Strong coating or a customized process may be required where the ink layer affects interlayer contact.

Inkjet and Digital Printing

Digital and inkjet printing systems use different primers, toners, pigments and binders. Buyers should submit printed samples for bonding and lamination evaluation.

Printable Overlay Surface

When printing directly on the overlay, confirm the printable side, surface energy, ink adhesion, curing temperature, image orientation and whether the print will remain inside or outside the laminated card structure.

Quality Control and Testing

Raw Film Inspection

• Material grade and batch identification.

• Thickness and sheet-dimension measurement.

• Transparency, haze, gloss and surface-finish inspection.

• Dust, scratch, wrinkle, pinhole and contamination inspection.

• Sheet flatness and edge-condition inspection.

Coating Inspection

• Coated-side identification.

• Coating uniformity and surface cleanliness.

• Bonding compatibility with approved printed samples.

• Peel-strength evaluation after lamination.

• Aging and environmental evaluation where required.

Lamination Inspection

• Layer bonding and edge adhesion.

• Bubble, wrinkle and foreign-particle inspection.

• Surface distortion and color-change inspection.

• Sheet shrinkage, flatness and dimensional stability.

• Release-plate texture and surface replication.

Finished-Card Testing

• Finished-card dimensions and thickness.

• Surface clarity and print visibility.

• Card flatness, bending and handling performance.

• Abrasion and surface-wear evaluation.

• Edge bonding and delamination inspection.

• Chip, RFID, NFC or magnetic function testing where applicable.

PETG Overlay and Sustainability

PETG is a thermoplastic polyester material. Clean production scrap or single-material PETG structures may be recyclable where suitable collection, identification and processing facilities are available.

The recyclability of a finished card is more complex because the card can contain inks, coatings, adhesives, magnetic stripes, chips, antennas, holograms and mixed polymers. Buyers should assess the complete card structure and local recycling infrastructure before making environmental claims.

Conventional PETG should not be described as biodegradable unless a specific certified material grade and verified disposal conditions support that claim.

Sustainability improvements may include reducing unnecessary material thickness, using compatible mono-material structures, recycling clean factory scrap, minimizing production defects and selecting responsible packaging.

PETG Overlay Sheet Supply

Flexible PETG Film Material

Wallis PETG Overlay Production

Wallis supports customized PETG overlay production for samples, pilot orders, scheduled bulk orders and long-term card-material supply programs.

Production coordination can include raw material control, film processing, coating, surface treatment, slitting, sheet cutting, dimensional inspection, protective packaging, lot identification and export documentation.

PETG Film Processing

Overlay Coating Production

Sheet Cutting and Converting

Packaging, Storage and Global Shipping

PETG overlay must be protected from dust, moisture, scratches, fingerprints, bending, heavy pressure, uncontrolled heat and direct sunlight during storage and transportation.

• Clean PE film or protective inner wrapping.

• Moisture-resistant kraft paper or sealed bags.

• Flat cartons, reinforced boxes, wooden cases or pallets.

• Corner and edge protection to reduce deformation.

• Horizontal storage to maintain sheet flatness.

• Material, thickness, coating side, surface and batch labels.

• Customized OEM labels, shipping marks and packing lists.

Store the material sealed in its original packaging in a clean, dry and temperature-controlled area. Avoid heavy stacking and allow conditioned material to reach the production-room environment before opening where condensation may be a concern.

Protected Export Packaging

Palletized Global Shipping

Why Choose Wallis as Your PETG Overlay Supplier?

Wallis supplies overlay film and related card materials to card manufacturers, smart card factories, RFID converters, security printers, personalization companies, distributors and OEM customers.

• PETG coated, strong coated and non-coated overlay options.

• Customized thickness, sheet size, roll size and surface finish.

• Printing-treatment, magnetic stripe and specialized functional options.

• Sample support for ink, coating and lamination compatibility.

• Quality inspection, batch identification and customized packaging.

• Related PETG core, PET sheet, PVC, PC and RFID inlay materials.

• OEM labeling and international export support.

Global B2B Customers

Professional Material Team

Wallis Manufacturing Facility

Frequently Asked Questions

What is PETG overlay used for?

PETG overlay is used as the transparent front or rear protective layer of laminated plastic cards. It protects printed information and helps bond the card layers during thermal lamination.

What PETG overlay thicknesses are available?

Wallis supplies PETG overlay from approximately 0.04mm to 0.15mm. Common options include 0.05mm, 0.06mm, 0.08mm and 0.10mm, with customized thickness subject to project requirements.

What is the difference between coated and non-coated PETG overlay?

Coated overlay contains a bonding layer designed to adhere to a compatible printed card core during lamination. Non-coated film relies on the card structure or a separate bonding system to provide adhesion.

When should strong coated overlay be used?

Strong coated overlay should be evaluated for high ink coverage, difficult digital inks, mixed-material card structures or projects that do not achieve sufficient peel strength with a standard coating.

Can PETG overlay be used with PVC or PET card cores?

It may be used in selected PVC, PET and composite structures when the coating, ink, thermal properties, shrinkage and lamination conditions are compatible. Samples must be tested before bulk production.

Can PETG overlay be supplied in sheets and rolls?

Yes. PETG overlay can be supplied in A4, A3 or customized sheets, slit formats and rolls, subject to the material grade, thickness, width and order quantity.

Which surface finishes are available?

Available options can include smooth glossy, matte, frosted, low-glare, textured and customized surfaces. Final availability depends on thickness, production format and quantity.

Is PETG overlay self-adhesive?

Standard card-lamination PETG overlay is not normally applied like a pressure-sensitive sticker. Its coating is activated and bonded through the qualified heat-and-pressure lamination process.

What temperature is used to laminate PETG overlay?

The required temperature depends on the PETG grade, coating, ink, core material, pressure, heating time and equipment. Use the grade-specific technical data sheet and validate the process with samples rather than relying on one universal temperature.

Which printing methods are compatible with PETG overlay?

Offset, UV offset, screen, inkjet and digital printing may be possible with a suitable surface or coating. Compatibility must be tested with the exact ink, primer and curing process.

Can PETG overlay include a magnetic stripe?

Yes. HiCo or LoCo magnetic stripe overlay can be customized with the required coercivity, width, position, direction and color. The finished card must be tested with the intended encoder and reader.

Can PETG overlay be used with RFID and NFC cards?

Yes. PETG overlay can form the protective external layer of RFID and NFC cards. The complete card structure must be tested for thickness, bonding, flatness, chip protection and antenna performance.

Is PETG overlay suitable for outdoor use?

Outdoor suitability depends on the exact PETG grade, UV stabilization, ink, coating, temperature range, moisture exposure and expected service life. A standard card overlay should not automatically be described as outdoor grade.

Is PETG overlay chemically resistant?

PETG can resist certain routine chemicals, but performance varies by grade, concentration, contact time, temperature and mechanical stress. Test the material with the actual chemical environment.

Is PETG overlay recyclable?

Clean PETG material may be recyclable where suitable collection and processing systems exist. Finished-card recyclability depends on all coatings, inks, adhesives, chips, antennas, magnetic stripes and mixed materials.

Is ordinary PETG biodegradable?

Conventional PETG should not be considered biodegradable. A biodegradability claim requires a specific certified material grade, defined disposal conditions and supporting test documentation.

Can I test PETG overlay samples before ordering?

Yes. Sample testing is recommended to verify print compatibility, coating adhesion, lamination conditions, peel strength, surface appearance, shrinkage, flatness and finished-card performance.

What information is needed for a quotation?

Please provide the thickness, sheet or roll size, surface finish, standard or strong coating, card-core material, printing method, ink type, card application, estimated quantity, packaging and delivery destination.