HSQY-transparent bopet film for printing

Transparent BOPET Film for Printing Video

What Is Transparent BOPET Film for Printing?

Transparent BOPET film for printing is a biaxially oriented polyethylene terephthalate film used as a clear, dimensionally stable substrate for flexible packaging, labels, lamination, coating, metallization, and graphic conversion. The biaxial orientation process improves tensile strength, stiffness, flatness, thermal stability, and web handling.

For reliable ink or adhesive adhesion, the printing surface is normally corona treated, chemically primed, or supplied with another application-specific coating. The selected surface treatment must match the printing process, ink chemistry, adhesive, drying conditions, lamination structure, and required bond strength.

HSQY lists thicknesses from 12μm to 75μm, custom widths up to 1250mm, clear appearance, optional corona treatment, and a current MOQ of 1000kg. Final properties should be confirmed for the exact film grade before printing or lamination trials.

Important Product-Page Correction

The product summary above the current description identifies this item as a 0.06mm CPET tray sealing film with high-temperature resistance. That summary conflicts with the product name and body content, which describe a 12–75μm transparent BOPET printing and packaging film.

The product type, short description, application, feature fields, and main gallery should be corrected in the website backend so that they consistently describe a printable BOPET film rather than a CPET lidding film. Leaving the conflicting template information may confuse buyers and search engines.

Transparent BOPET Film Images

Transparent BOPET printing film

Printed BOPET application

Flexible packaging and lamination application

Why Choose BOPET as a Printing Substrate?

• High clarity and gloss: Supports transparent windows, reverse printing, and premium packaging presentation.

• Dimensional stability: Helps maintain print registration during multicolor printing, drying, and lamination.

• Mechanical strength: Provides tensile strength, stiffness, puncture resistance, and web integrity at relatively low gauge.

• Stable web handling: Suitable film flatness, winding, and friction support high-speed printing and converting.

• Surface-treatment options: Corona treatment, chemical primer, or specialty coatings can improve ink and adhesive anchorage.

• Heat resistance: BOPET can tolerate elevated converting temperatures better than many low-melting packaging films, subject to grade-specific shrinkage limits.

• Chemical resistance: The PET base has useful resistance to many oils, greases, and packaging chemicals, but compatibility must be checked with actual inks and solvents.

• Conversion versatility: Can be printed, laminated, coated, metallized, embossed, or used as a base for functional packaging structures.

Corona Treatment, Chemical Primer, and Specialty Coatings

Transparent BOPET Film Specifications

The table below retains the existing commercial data and adds the parameters normally required by printers, laminators, label converters, and flexible-packaging manufacturers. Guaranteed values should be included in the approved technical data sheet.

Printing-Process Compatibility

Why Surface Energy and Dyne Retention Matter

Printing inks and adhesives must wet the film surface before they can form a durable bond. Corona treatment raises surface energy, but treatment can decay during storage, especially under heat, humidity, contamination, or prolonged ageing.

• Specify the minimum surface-energy level at production and at the time of conversion.

• Confirm whether the requirement applies to one side or both sides.

• Identify the treated side on every roll label.

• Store rolls in clean, dry, controlled conditions and use first-in, first-out inventory rotation.

• Check treatment before printing rather than relying only on the production certificate.

• Re-treat the film online when permitted by the film and printing process.

• Avoid silicone, oil, dust, fingerprints, and other surface contamination.

Ink and Adhesive Compatibility

“Printable” does not mean every ink adheres equally well. The final structure should be tested with the exact ink, adhesive, coating, curing system, food-contact design, and end-use conditions.

Printing Side, Winding Direction, and Roll Identification

• Treated side: Mark the corona-treated, primer-coated, or specialty-coated surface.

• Printing side: Confirm whether the film will be surface printed or reverse printed.

• Inside and outside: Define which side faces the product and which side becomes the package exterior.

• Winding direction: Approve a winding diagram that matches the printing and laminating equipment.

• Core identification: Specify core inside diameter, core material, and core length.

• Roll dimensions: Confirm maximum outer diameter, roll weight, roll length, and splice limits.

• Traceability: Labels should include film grade, thickness, width, treatment side, lot number, production date, and roll number.

Optical, Mechanical, and Thermal Properties

BOPET Film Is Not Automatically High Barrier

Transparent BOPET provides useful mechanical, aroma, and general gas-barrier performance, but a plain printing grade should not automatically be described as a high oxygen- or moisture-barrier film. High-barrier applications require a dedicated coating, metallization, EVOH-containing laminate, aluminium foil, or another functional structure with measured OTR and WVTR.

For moisture-sensitive products, the final laminate often relies on PE, CPP, metallization, coatings, or other layers to reach the required water-vapour barrier.

Lamination and Flexible-Packaging Structures

Typical Applications

• Flexible-packaging gravure and flexographic printing

• Reverse-printed laminated pouches and bags

• Pressure-sensitive and wraparound labels

• Carton and board lamination

• Food, confectionery, snack, bakery, and dry-product packaging

• Industrial labels, tapes, graphic films, and protective laminates

• Metallization and decorative-film conversion

• Holographic, embossing, transfer, and specialty coating applications

• Transparent windows and high-gloss printed packaging

Quality-Control Requirements

• Thickness and profile: Confirm average gauge and cross-web tolerance.

• Width and slit quality: Check width, edge alignment, burrs, dust, and telescoping.

• Surface treatment: Measure initial and retained surface energy on the specified side.

• Optical quality: Inspect haze, clarity, gloss, gels, scratches, black spots, and contamination.

• Thermal shrinkage: Test MD and TD shrinkage under the converter’s drying or lamination conditions.

• Mechanical properties: Confirm tensile strength, elongation, and web-break resistance.

• Coefficient of friction: Match press, laminator, slitter, and bag-making requirements.

• Ink or adhesive adhesion: Validate with the actual conversion system.

• Roll quality: Inspect winding hardness, wrinkles, splices, core condition, and roll labeling.

Information Required for an Accurate Quotation

1. Intended application: printing, lamination, labels, coating, metallization, or industrial conversion

2. Required film thickness and thickness tolerance

3. Required slit width, width tolerance, and annual volume

4. One-side or two-side corona treatment, primer coating, or specialty surface

5. Required surface-energy level at production and conversion

6. Printing process: gravure, flexographic, UV offset, UV letterpress, screen, or digital

7. Ink type: solvent based, water based, UV, EB, or another system

8. Lamination method and adhesive chemistry

9. Required haze, gloss, clarity, shrinkage, COF, tensile, and defect limits

10. Core ID, roll length, maximum outer diameter, roll weight, winding direction, and splice limit

11. Food-contact, migration, recycled-content, compliance, and destination-market requirements

12. Sample quantity, trial schedule, delivery destination, and requested launch date

Request Printable BOPET Film Samples and Pricing

Customization Services

• Custom 12–75μm thicknesses and gauge tolerance

• Custom slit widths up to 1250mm

• One-side or two-side corona treatment

• Chemical primer, UV-printing surface, metallization, coating, or lamination grades

• Custom surface-energy and retained-treatment requirements

• Custom roll length, core ID, maximum outer diameter, roll weight, and winding direction

• Clear, super-clear, matte, white, metallizable, heat-resistant, and specialty BOPET grades

• Gravure, flexographic, label, board-lamination, coating, and industrial-conversion support

• Roll inspection, printing trials, lamination trials, and retained-sample management

• Custom labels, cartons, pallet marks, and international delivery

Quality and Compliance Documentation

HSQY can provide available technical, quality-management, inspection, and material documentation for the approved BOPET grade. Buyers should request the technical data sheet, certificate of analysis, surface-treatment record, food-contact declaration where relevant, migration or compliance reports, and roll inspection criteria.

ISO 9001 is a quality-management-system certification and should not be presented as product-specific proof of printability, food-contact compliance, or end-package recyclability. SGS or other report claims should identify the exact film grade, test method, report number, and intended conditions of use.

Recyclability Considerations

The unprinted base film is a PET material, but the recyclability of the finished package depends on inks, primers, coatings, adhesives, other laminate layers, labels, product contamination, package format, collection rules, and local recycling infrastructure.

Do not describe every printed or laminated BOPET structure as universally recyclable. Where circularity is a project requirement, evaluate the complete package against the destination market’s current design-for-recycling guidance.

Global Exhibitions

Frequently Asked Questions About Transparent BOPET Film

What is transparent BOPET film?

It is a biaxially oriented PET film with high clarity, tensile strength, stiffness, dimensional stability, and suitability for printing, lamination, coating, and packaging.

Why is BOPET film corona treated?

Corona treatment increases surface energy so compatible inks, adhesives, and coatings can wet and bond to the film more effectively.

Is one-side corona treatment enough?

It is enough when only one side will be printed or bonded. Two-side treatment may be required when both surfaces are converted.

Does corona treatment last permanently?

No. Surface treatment can decay during storage. Check dyne level before printing and manage storage and inventory rotation.

Can transparent BOPET be gravure printed?

Yes, when the treated or primed surface is compatible with the selected gravure ink and drying conditions.

Can BOPET film be flexographically printed?

Yes. Validate the exact solvent-based, water-based, or UV-flexo ink with the supplied surface treatment.

Can generic corona-treated BOPET be UV-offset printed?

Not always. UV-offset and UV-letterpress applications may require a dedicated primer or specialty surface.

Can BOPET film be digitally printed?

A generic corona-treated film may not be sufficient. Digital and inkjet printing commonly require a dedicated ink-receptive coating.

What is the difference between corona-treated and primer-coated BOPET?

Corona treatment increases surface energy, while a primer adds a chemical anchoring layer designed for selected inks, adhesives, or coatings.

What thicknesses are available?

The current page lists transparent BOPET film from 12μm to 75μm.

What widths are available?

Custom widths are available up to 1250mm, subject to grade, thickness, slitting, and order volume.

Is transparent BOPET film high barrier?

Plain BOPET provides useful general gas and aroma protection but should not be called high barrier without a dedicated barrier coating, metallization, or laminate and measured OTR and WVTR.

Is BOPET film recyclable?

The base film is PET, but recyclability of the final printed or laminated package depends on all layers, inks, adhesives, coatings, and local recycling systems.

What is the minimum order quantity?

The current stated MOQ is 1000kg. Sample and trial quantities depend on film grade, thickness, width, treatment, and inventory.

Can I request samples for printing tests?

Yes, subject to grade availability. Provide the printing process, ink, adhesive, thickness, width, treatment, and roll requirements.

About HSQY Plastic Group

HSQY Plastic Group supplies transparent BOPET printing films, plain PET and BOPET films, coated and corona-treated films, metallizable films, printing and lamination substrates, lidding films, plastic sheets, and related packaging materials for international B2B customers.

The team can support film-grade selection, surface treatment, roll conversion, printing and lamination trials, optical and mechanical requirements, quality documentation, samples, export packing, and international delivery.

Contact HSQY for Transparent BOPET Film