WLS-INKJET SHEET
WALLIS
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Wallis 500 micron PETG sheet for passport data page projects is developed for security-document manufacturers, card laminators, government-document contractors and identification-material distributors requiring transparent, translucent-white or opaque-white PETG layers. Custom gauges from 60 to 500 microns, widths up to 1200mm, matte surfaces and project-specific optical properties can be discussed for bulk B2B supply.
PETG can provide clarity, toughness, print compatibility and lamination performance for selected passport, identification-card and security-document constructions. However, generic PETG should not automatically be described as a high-contrast laser-engraving material. Laser response, image density, dimensional stability, layer adhesion and complete-document durability must be validated using the buyer's actual laser system and multilayer structure.
Modern high-security passport data pages commonly use laser-responsive polycarbonate because its layers can form a monolithic structure after lamination. PETG projects should therefore be positioned accurately: as a transparent or white security-document sheet, supporting layer, printed layer or alternative substrate for approved constructions—not as a guaranteed replacement for every polycarbonate passport data page.
| Product Type | Transparent, translucent-white or white PETG sheet for passport data page and security-document projects |
| Thickness Range | 60–500 microns; 500 microns available for projects requiring a thicker structural layer |
| Maximum Width | Up to 1200mm, subject to thickness, flatness, cutting and packing requirements |
| Surface Options | Matte, fine matte, smooth or project-specific printable surface subject to sample approval |
| Primary Applications | Passport data page trials, secure ID cards, access cards, badges, printed security layers and document laminates |
| B2B Support | Samples, custom cutting, printing trials, laser-response testing, lamination trials, QC specifications and export packing |
Request PETG Security Sheet Samples
Standard PETG is valued for toughness, clarity and lamination, but high-contrast grayscale laser personalization requires a specifically engineered laser-responsive formulation. Buyers should test portrait contrast, text sharpness, barcode readability, engraving depth, heat distortion and repeatability before describing a PETG layer as laser engravable.
Polycarbonate is widely selected for modern passport data pages because multiple layers can fuse without conventional adhesives and support embedded laser-personalized information. A PETG solution should be evaluated against the issuing authority's document design, durability plan, personalization equipment and security requirements.
A sheet supplier cannot certify that a passport is internationally accepted. ICAO Doc 9303 requirements apply to the complete machine-readable travel document, including layout, machine-readable data, chip functions where applicable, security design and issuance controls. Physical durability must also be assessed on the fully personalized passport book.
Transparent and White PETG Layers
Security Document Material Trials
| Parameter | Specification and B2B Buying Note |
|---|---|
| Polymer | PETG or project-specific modified PETG; exact grade and additive package should be fixed by product code |
| Thickness | 60–500μm; define average thickness and point-to-point tolerance for each order |
| Width | Maximum 1200mm; customized sheet length and cutting format available subject to review |
| Color / Opacity | Clear, translucent white, opaque white or customized tint with agreed optical target |
| Surface | Matte, fine matte or smooth; one-side or two-side treatment subject to printing and lamination trials |
| Printing Compatibility | Offset, silk screen, UV and other security-printing systems after ink and surface validation |
| Laser Personalization | Only for a confirmed laser-responsive grade and approved laser parameters; generic PETG performance must not be assumed |
| Supply Format | Cut sheets or rolls according to gauge, width, winding, surface and converting requirements |
A 500μm PETG sheet is relatively thick for a single security-document layer. It may be evaluated as a structural core, supporting sheet, thick white layer or substrate for selected card and data-page constructions. The final layer plan must account for transparent overlays, printed films, security features, adhesive or tie layers, hinge integration and any embedded chip or antenna.
| Possible Layer Function | Design Requirement |
|---|---|
| White Structural Core | Opacity, thickness tolerance, flatness, print registration and dimensional stability |
| Transparent Supporting Layer | Haze, clarity, inclusions, window design and compatibility with printed or laser-responsive layers |
| Printed Security Layer | Surface energy, ink adhesion, drying, registration and lamination resistance |
| Laser-Responsive Layer | Special formulation, high-resolution grayscale, controlled depth and limited heat distortion |
| Electronic Inlay Support | Chip cavity, antenna protection, adhesive compatibility, pressure distribution and RF performance |
Balanced front and back layers can help control warpage after heating and cooling. Machine direction, transverse direction, printed coverage and surface texture should be recorded so the approved stack can be reproduced in production.
Lamination pressure, thermal shrinkage, adhesive flow, printing and embedded components can change final thickness. Measure the fully conditioned, finished sample rather than relying only on pre-lamination material values.
| Laser Test | Approval Criteria |
|---|---|
| Grayscale Portrait | Facial detail, tonal range, contrast, uniformity and repeatability across the sheet |
| Fine Text and Microtext | Legibility, edge sharpness, minimum character size and absence of melting halos |
| Barcode / Machine-Readable Mark | Scanner readability, quiet zones, contrast and dimensional accuracy |
| Tactile or Relief Feature | Controlled height, edge quality, durability and no layer cracking |
| Thermal Impact | No unacceptable warpage, bubbling, whitening, delamination or chip damage |
| Process Window | Stable output across approved power, speed, frequency, focus and production-lot variation |
Laser parameters are machine- and formulation-specific. Wallis should not publish one universal power or speed setting. The buyer's laser supplier, document integrator and material engineer should jointly approve the personalization recipe.
| Optical Property | Why It Matters |
|---|---|
| Haze and Clarity | Affects transparent windows, embedded graphics, inspection and final visual quality |
| Whiteness and Opacity | Controls printed color accuracy, portrait background and hiding of internal structures |
| Gloss and Surface Texture | Influences glare, tactile feel, ink holdout, lamination release and scanner imaging |
| Fluorescence | Security-document programs may specify controlled or low background fluorescence under UV inspection |
| Color Consistency | Lot-to-lot L*, a*, b* control helps maintain document appearance and personalization contrast |
White and Translucent PETG Options
Transparent Security-Document Layers
PETG sheet can support printed security graphics and layered document designs, but the film itself does not automatically create holograms, watermarks or tamper evidence. Each security feature requires a dedicated material, ink, optical device or production process and must be integrated into the approved document structure.
| Security Feature | PETG Integration Consideration |
|---|---|
| Guilloche and Fine-Line Printing | Surface treatment, registration, ink spread and resolution must be controlled |
| UV-Fluorescent Printing | Background fluorescence, ink compatibility and post-lamination visibility require approval |
| Optically Variable Ink | Surface texture, ink thickness, viewing angle and overlay effects must be evaluated |
| Holographic / DOVID Feature | Hot-stamp, embedded or laminated optical device requires a separate supplier and bond test |
| Transparent Window | Layer registration, edge clarity, optical distortion and tamper-evident construction are critical |
| Microtext and Hidden Image | Printing or laser technology must achieve the required resolution and inspection repeatability |
| Printing Method | Required Validation |
|---|---|
| Offset Printing | Surface energy, ink wetting, drying, blocking, fine-line resolution and lamination resistance |
| Silk Screen Printing | Ink thickness, solvent resistance, opacity, cure and layer bonding |
| UV Inkjet | Primer, cure level, flexibility, odor, adhesion and heat exposure during lamination |
| Security Ink Systems | Supplier approval, inspection response, chemical resistance and compatibility with overlays |
Corona or plasma treatment may decrease over time. Buyers should specify a dyne target, test method, treatment side and maximum interval between production and printing.
Initial ink adhesion is not enough. Printed samples should be laminated, cooled, flexed and exposed to the expected environmental conditions before the ink and primer system is released.
PETG can be easier to laminate than some high-temperature polymers, but the correct temperature, pressure, dwell and cooling cycle depends on the exact formulation and layer stack. Excessive heat may cause shrinkage, surface marking, blocking, optical distortion or chip damage.
Condition all materials: Stabilize PETG, printed layers, overlays, hinge films and inlays under controlled temperature and humidity.
Confirm layer orientation: Record machine direction and surface side for every sheet.
Run a stepped temperature trial: Identify the lowest cycle that achieves the required bond without unacceptable distortion.
Control pressure distribution: Protect chips, antennas, optical features and transparent windows from excessive local pressure.
Cool under controlled conditions: Cooling rate and pressure influence flatness, haze and residual stress.
Condition before testing: Measure thickness, shrinkage, curl and peel strength after the agreed recovery period.
Document the approved recipe: Fix plate finish, release film, stack sequence, temperature, pressure, time and cooling.
PETG-to-PETG, PETG-to-PC, PETG-to-TPU and PETG-to-printed-layer bonds may require different tie layers. Adhesive choice should consider transparency, heat resistance, humidity aging, chemical resistance and tamper-evident failure mode.
Multilayer Lamination Evaluation
Layer Bond and Stability Testing
| Component | B2B Validation Requirement |
|---|---|
| Contactless Chip | Thermal exposure, pressure, cavity design, electrical function and post-lamination read/write testing |
| Antenna | Geometry, adhesive, conductor integrity, resonance shift and bending durability |
| Chip Module Area | Local thickness, stress concentration, surface flatness and protection against impact |
| Hinge Film | Bonding to the data page, tear propagation resistance, flex cycles and booklet integration |
| Booklet Assembly | Sewing, hinge position, page turning, cover interaction and complete-book durability |
Passport hinge materials require repeated bending and strong bonding to the data page. PETG sheet should not be presented as a hinge solution unless a dedicated flexible hinge construction has been developed and passed complete-book testing.
ISO/IEC 18745-1 provides a structured approach for evaluating the physical durability of fully personalized machine-readable passport books. Material qualification should therefore progress from sheet testing to laminated data-page testing and finally to complete-book testing.
| Test Category | Recommended Evaluation |
|---|---|
| Dimensions and Flatness | Page size, thickness, curl, edge lift and optical-window distortion after conditioning |
| Bending and Torsion | Repeated page flexing, torsion, layer cracking, hinge damage and permanent deformation |
| Temperature and Humidity | Hot, cold, humid and cyclic exposure followed by dimensional and functional checks |
| Abrasion and Scratch | Surface wear, portrait readability, printed-feature loss and haze increase |
| Chemical and Contamination | Skin oils, cleaning agents, cosmetics, water and other relevant exposure conditions |
| Delamination and Tamper Evidence | Peel resistance, edge attack, heat attack and visible damage after alteration attempts |
| Machine Readability | MRZ reading, barcode scanning, chip communication and inspection-system compatibility after stress |
| Selection Factor | PETG | Polycarbonate |
|---|---|---|
| Clarity and Printing | Good clarity and broad printing potential after surface validation | Available in transparent, white and specialized security-film grades |
| Laser Engraving | Requires a dedicated laser-responsive formulation and system validation | Established high-contrast laser-personalization grades are widely available |
| Layer Fusion | Can laminate well, but mixed-material structures may require tie layers | Compatible PC layers can fuse into a monolithic construction |
| Heat Resistance | Lower than PC; exact grade and structure must be tested | Generally higher and suited to demanding long-life documents |
| Typical Positioning | Selected security cards, printed layers, transparent layers and approved document projects | High-security ID cards, driving licenses and passport data pages |
Secure ID and access cards: Printed, laminated or contactless credentials requiring toughness and custom optical properties.
Government and institutional cards: Supporting layers for projects that specify PETG after full qualification.
Employee and visitor badges: White or transparent materials for security printing, barcodes and RFID.
Security labels and document components: Thick PETG substrates where tamper-evident construction is separately engineered.
Prototype security documents: Material trials for optical windows, printed layers, laser response and multilayer bonding.
Suitability must be confirmed for each application. A material approved for an employee badge is not automatically suitable for a passport, and a sheet used as a printed layer is not automatically qualified as the laser-personalized data layer.
| Inspection Item | Recommended Control |
|---|---|
| Thickness Profile | Average gauge, cross-web variation, point-to-point tolerance and lot consistency |
| Width and Cutting | Width, length, squareness, edge quality, telescoping and roll winding where applicable |
| Optical Quality | Haze, clarity, whiteness, opacity, gloss, inclusions, black spots, gels and scratches |
| Surface Quality | Texture, roughness, dyne level, treatment side and protective-film condition |
| Dimensional Stability | Heat shrinkage, curl, residual stress and post-lamination flatness |
| Mechanical Properties | Tensile, elongation, impact, folding, tear and brittleness using agreed methods |
| Process Trials | Printing, laser response, lamination, peel, chip function and cutting on approved samples |
| Traceability | Product code, raw-material lot, extrusion date, surface side, treatment date, roll/sheet number and inspection report |
Stable security-document sheet supply requires control of extrusion, thickness, optical quality, surface finish, cutting, protective packaging and traceability. Production samples should be compared with the signed reference before each bulk shipment.
Sheet Extrusion and Process Control
Custom Thickness and Width Supply
Wallis also supplies related PC and coated-overlay materials for customers comparing PETG with polycarbonate security-document structures. The image below shows a related polycarbonate overlay product and is retained from the original page; it should not be presented as a PETG product image.

Related PC Overlay Material for Security Documents
Store sheets or rolls in a clean, dry and temperature-controlled warehouse away from direct sunlight and heaters.
Keep material sealed until it reaches the printing or lamination room to reduce dust and moisture exposure.
Support flat sheets evenly and avoid excessive pallet pressure that may create blocking or curl.
Protect matte and optical surfaces from fingerprints, scratches, oil and abrasive interleaving.
Condition the material before processing when warehouse and production-room temperatures differ.
Use moisture-resistant wrapping, reinforced cartons, corner protection and export pallets.
Apply first-in, first-out control and recheck dyne level and flatness after prolonged storage.

Protected Warehouse and Export Packing
Custom thickness capability: PETG sheets from 60 to 500 microns and widths up to 1200mm can be discussed.
Transparent and white options: Optical properties, opacity, color and surface texture can be matched to the project.
Process-focused development: Printing, laser response, lamination and cutting can be evaluated before bulk production.
Security-document material portfolio: PETG, PC, overlays and card materials can be compared for the required construction.
Responsible technical positioning: Product claims can be tied to actual test data rather than generic material assumptions.
Factory-direct B2B supply: Suitable for document integrators, card manufacturers, converters, importers and material distributors.
Application: passport data page, ID card, access card, badge or printed security layer.
PETG function: structural core, white layer, transparent layer, printable layer or laser-responsive layer.
Required thickness, tolerance, width, sheet length or roll specification.
Clear, translucent white, opaque white, custom tint, haze and opacity targets.
Surface finish, roughness, treatment side and target dyne level.
Printing method, ink system, security features and artwork coverage.
Laser manufacturer, wavelength, personalization type and required contrast.
Layer structure, adhesive or tie layer, lamination temperature, pressure and cycle.
Chip, antenna, hinge, optical window and completed-document test requirements.
Sample quantity, annual forecast, destination port, packing and delivery schedule.
Discuss Your PETG Passport Material Project
Not automatically. High-contrast laser personalization requires a responsive formulation and approved laser settings. Generic clear PETG may show limited marking or excessive heat distortion.
No. Polycarbonate is an established material for high-security laser-personalized data pages. PETG can be considered only when the complete structure, security features, laser system and durability tests support its use.
The current product range is 60–500 microns. Thickness tolerance, width and flatness should be agreed for each gauge and application.
Wallis lists a maximum width of 1200mm. Actual availability depends on gauge, color, finish, sheet or roll format, cutting and packing requirements.
Clear, translucent-white and opaque-white options can be reviewed. Buyers should define haze, opacity, whiteness and color tolerance rather than relying only on a visual description.
Yes, suitable treated or coated PETG can be evaluated for offset printing. Ink adhesion, drying, blocking, fine-line resolution and lamination resistance must be tested.
It can be compatible after selecting the correct surface treatment, primer and ink. Cure level, solvent resistance, flexibility and post-lamination adhesion should be validated.
PETG can be part of a structure containing optical or printed security features, but those features require dedicated materials and processes. Their bond, visibility and tamper behavior must be tested after lamination.
No. A secure transparent window depends on layer design, registration, integrated features, edge construction and resistance to alteration. Transparency alone is not an anti-counterfeiting feature.
There is no universal setting. Temperature, pressure, dwell and cooling must be developed for the exact PETG grade, thickness, printed layers, adhesives and embedded components.
Common causes include excessive heat, unbalanced layers, inconsistent orientation, uneven print coverage, poor cooling, residual stress or measuring the sample before conditioning.
Mixed-material structures can be developed, but they may require a compatible adhesive or tie layer. Peel strength, optical quality, heat aging and tamper evidence should be tested.
It can be evaluated as part of an electronic document structure. Chip temperature, lamination pressure, antenna resonance, adhesive and post-stress read performance must be approved.
International acceptance applies to the complete passport issued by an authorized government and designed to relevant ICAO requirements. A raw PETG sheet by itself has no international passport approval.
PETG offers useful toughness, but an uncoated surface can still scratch. Scratch performance depends on texture, coating, overlay, handling and the finished document construction.
UV performance is grade-specific. Do not make a long-term UV-resistance claim without accelerated weathering, color-change, optical and mechanical data for the exact formulation.
PETG is technically recyclable in a compatible dedicated stream, but multilayer documents containing inks, adhesives, chips, antennas and security devices may require specialist processing. Local collection availability must be confirmed.
Store sealed material in a clean, dry and temperature-controlled location away from sunlight and heat. Keep surfaces protected and condition the material before printing or lamination.
Yes. Samples should be tested using the intended printing, laser, lamination, chip and complete-document process before a bulk specification is approved.
MOQ depends on thickness, width, color, opacity, surface, treatment, laser-responsive formulation, cutting, roll or sheet packing and annual demand.
Provide the document application, layer function, thickness, width, color, optical target, surface, printing, laser system, lamination structure, chip requirements, quantity and destination.
Contact Wallis Plastic for transparent, translucent-white and white PETG sheets for passport data page trials, secure cards and identification-document projects. Our team supports custom gauges and widths, optical-property matching, printing and laser-response tests, lamination trials, QC specifications and factory-direct B2B supply.
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