Products
Products
Products
| HS Code | 312260 |
| Material | Polyethylene Terephthalate (PET) |
| Release Coating | Non-silicone |
| Thickness Range Microns | 12-100 |
| Release Force | Customizable, typically low to medium |
| Surface Finish | Smooth or matte |
| Color | Transparent, milky, or colored |
| Width Range Mm | 500-2100 |
| Thermal Stability | Good, up to 150°C |
| Chemical Resistance | Resistant to most chemicals and oils |
| Tensile Strength | High |
| Moisture Resistance | Excellent |
| Clarity | High transparency |
| Recyclability | Yes |
| Printability | Can be printed on |
As an accredited PET Non-Silicone Release Film factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Packaged in rolls, each covered with protective wrap, 500 meters per roll, 4 rolls per heavy-duty cardboard box. |
| Container Loading (20′ FCL) | 20' FCL container loads approximately 18-20 tons of PET Non-Silicone Release Film, securely palletized and protected for safe transport. |
| Shipping | PET Non-Silicone Release Film is securely packaged in rolls, wrapped with protective materials, and placed in sturdy cartons or pallets for safe transport. Each shipment includes clear labeling for easy identification. The film is kept dry and stored upright, ensuring it arrives intact and ready for industrial or commercial use. |
| Storage | **PET Non-Silicone Release Film** should be stored in a clean, dry, and ventilated area, away from direct sunlight, heat sources, and moisture. Keep the material in its original packaging to prevent dust and contamination. Avoid stacking heavy objects on the film rolls, and maintain storage temperatures between 15°C and 30°C to preserve quality and performance. |
| Shelf Life | PET Non-Silicone Release Film typically has a shelf life of 12 months when stored in cool, dry conditions, away from direct sunlight. |
PET non-silicone release film enables advanced functional separation and surface protection in high-precision sectors. Its value lies in supporting contamination-sensitive processes where silicone migration compromises product quality, especially in electronics, medical, and specialty adhesive manufacturing lines. As a direct producer of this material, we supply films designed to fit rigorous regulatory frameworks and integration requirements across demanding downstream workflows.
Battery cell production, especially for electric vehicles and energy storage, employs PET non-silicone release film for the separation and protection of coated electrode foils during calendaring and stacking. Its absence of silicone eliminates risk of ionic contamination that can cause cell degradation or short-circuiting, which remains a key compliance concern for global battery OEMs supplying automotive, aerospace, and grid storage sectors. Downstream manufacturers value precise release force control and thermal dimensional stability in maintaining accuracy during high-speed lamination and assembly.
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The electronics, graphic signage, and automotive tape industries rely on PET non-silicone release film as a liner for pressure-sensitive adhesives where contamination from silicone-based liners interferes with desired adhesive or substrate performance. This material ensures stable release characteristics without residue, critical for high-tack or specialty functional PSA tapes, including EMI shielding and medical device assembly, where any silicone presence leads to bond failure at end-of-line inspection.
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Manufacturers of FPCBs employ PET non-silicone release film as a coverlay separator and temporary processing substrate. Eliminating silicone supports stringent micro-contamination limits demanded by telecom, mobile device, and avionics electronics customers. Process engineers require dimensionally stable release films for copper-clad laminates and polyimide substrate protection during photoresist patterning, ensuring clean de-masking even at tightly controlled widths and micron-level tolerance.
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Optical component and display panel supply chains integrate PET non-silicone release film for protective interlayers and casting bases during anti-glare, anti-reflection, and UV-sensitive adhesive coating. The absence of silicone particles maintains substrate purity, which is essential for defect-free optical coatings and lens assemblies. Tight gauge control and crystal clarity of the film play a role in light transmission and haze management in Class 10–1000 cleanroom environments.
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Wound care dressing producers include PET non-silicone release films as the supporting layer for hydrocolloid, polyurethane, and adhesive dressings. Preventing silicone migration is critical to reduce allergic response risk and avoid interference with absorbent or antimicrobial layers, especially in hospital and chronic wound settings. This release film also contributes sterility assurance in ISO class production rooms and smooth peel characteristics for nurse-applied dressings.
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Smart card, RFID tag, and secure document manufacturers specify PET non-silicone release film during micro-layer lamination involving functional inlays, antennas, and chip modules. Elastomeric adhesives or hot-melt layers require silicone-free interlayers to guarantee print, inkjet, and chip bonder compatibility without ghosting or delamination. High heat resistance and low outgassing during lamination cycles are essential, especially for integrated payment card and identity document factories operating continuous lamination presses.
Industry compliance standards
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Competitive PET Non-Silicone Release Film prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615380400285 or mail to sales2@liwei-chem.com.
We will respond to you as soon as possible.
Tel: +8615380400285
Email: sales2@liwei-chem.com
Flexible payment, competitive price, premium service - Inquire now!
Having produced release films for decades, every roll of PET Non-Silicone Release Film carries more than just technical know-how. It speaks to real-world challenges faced by line operators, coating engineers, and quality managers who need solutions that work every time—across demanding conditions, without the worries of silicone transfer or contamination. Whether it’s precision lamination, medical adhesive applications, or next-generation electronics, customers trust us for a consistent material that will not interfere with their process.
Traditional silicone release films have set benchmarks for easy peel and reliable performance, but they create risks for downstream applications. Adhesive tapes, electronic components, and intricate multilayers can all suffer from unwanted silicone migration, which disrupts performance or causes failures. High-purity environments, like medical and semiconductor lines, cannot tolerate cross-contamination. Our PET Non-Silicone Release Film works as a reliable alternative, solving these pain points directly.
From raw PET resin selection to extrusion, and finally offline or inline coating with non-silicone release agents, we control the process end-to-end. The difference compared to general-purpose silicone films starts here. We select high IV PET chips with consistent melt flow to guarantee the substrate’s strength under processing heat and stress. Whether the demand calls for 12μm, 25μm, 36μm, 50μm, or thicker gauges—each roll is produced under strict tension controls and cleaned in filtered rooms to reduce particulates.
Once base film is ready, we apply a proprietary non-silicone release coating, regulating both solids content and curing temperature. Our engineers have spent years refining surface chemistry, optimizing for stable peel forces over long storage cycles and varying humidity. Unlike silicone-based systems, there’s zero risk of silicone oil migration on tapes, foams, or sensitive adhesives. The release performance stays predictable, even after waxing or corona treatment. It’s the kind of assurance our partners in electronics and optics need, especially during lamination or die cutting.
Manufacturers expect more from their suppliers than just a niche alternative. Feedback from global adhesive and electronics companies shows that conventional silicone release liners often interfere with ink adhesion, electronic bonding, and purity-focused assembly. With PET Non-Silicone Release Film, we’ve solved common headaches:
Across hundreds of projects, we’ve found that a tight range of thicknesses covers the majority of needs, but special cases always exist. Our PET Non-Silicone Release Film typically comes in models from 12μm to 100μm, with 25μm and 50μm leading demand for protective film and tape construction. Standard widths run from 1000mm to 2100mm jumbo rolls, slit down to customer requests with ±1mm precision. Surface treatments, from corona to antistatic coatings, adapt to various printing and converting lines.
Release force ratings depend on usage. Adhesive labels and medical tapes usually require “easy” releases—a stable 5-12g/25mm peel force, measured on calibrated lab testers. More “aggressive” applications, such as industrial double-sided tapes and electronic die-cutting, sit between 15-30g/25mm, which our film achieves without a hint of residue or force drift over shelf lifetimes.
In a medical dressing line, trace contamination can force a batch recall. Over the years, we’ve helped customers shift away from traditional silicone liners as hospital clients tightened standards for cytotoxicity and extractables. Our PET Non-Silicone Release Film passes cytotoxicity and sensation-free testing under ISO 10993 protocols. The inert release layer means hydrocolloid, foam, or gel adhesives retain intended performance with no unwanted interaction. In wearable electronics and biomedical sensors, that difference translates to real quality assurance and patient safety.
Optical films—such as those used in LCD and OLED stacking—give engineers little margin for error. Even microscopic silicone droplets disrupt panel yields. We worked closely with panel manufacturers throughout Asia to design a non-silicone release surface that would not fog, haze, or interfere with ultra-thin adhesive stacks. Yields rose, and complaints about haze or bubble defects declined. That experience underlines why this film has become crucial for our clients in display and lens manufacturing.
Tape converters benefit from a liner that allows downstream lamination, slitting, rotary die cutting, or direct packaging with none of the slips, halts, or transfer patterns that plague old-generation silicone films. Every step, from raw material auditing to finished roll storage, occurs under continuous quality sampling backed by in-house lab testing. Years of data show consistent roll-to-roll release values and zero foreign particle complaints—numbers that production leaders can rely on when deliveries matter more than promises.
Switching to PET Non-Silicone Release Film often starts with production trial runs. In coating plants, teams grapple with adhesive gels sticking to liners, unpredictable curl, or static charge buildup. We bring application engineers directly to customer lines, examining winding tension, adhesive rheology, and coating speed. Through hands-on troubleshooting, we fine-tune the release layer to hold the line at target peel strength—avoiding liner tearing or early releases that can jam equipment.
Industrial laminators face even bigger risks: a contaminated release liner can destroy an entire batch-worth thousands in material and rework hours. We emphasize every step, from automatic visual inspection systems scanning for defect points to operator training in correct storage and handling. Our documentation does not just meet regulatory audits—it gives production managers real confidence the film will work in cycles, year after year.
We have seen the cost impact directly: One multinational converter reported a 65% reduction in adhesive crosstalk and fouling issues after replacing silicone liners with our film. Not only did downtime drop, customer complaints about uncontrollable sticking or transfer vanished. Improvements in die-cut accuracy and stack flatness further drove higher yields and smoother shipment flows.
As global brands demand sustainable options, conventional silicone liners present end-of-life recycling headaches. The silicone layer makes separation and reuse both costly and uncertain. PET Non-Silicone Release Film solves a key part of this by presenting a mono-material, easier-to-recycle structure. PET itself already fits into established PET flake and pellet recycling streams, so manufacturers can close today’s loop without running into technical waste barriers.
Beyond recyclability, health and environmental safety come into play. Our coating lines do not release volatile silicone compounds, nor do they depend on platinum catalysts or solvents often associated with traditional silicone chemistry. This setup leads to cleaner air, fewer odor complaints, and safer operator handling on the shopfloor. Over time, the drop in regulatory incidents and compliance checks makes both small and large manufacturing operations more predictable in costs.
Just staying one step ahead of quality requirements keeps our engineers busy. We routinely engage with customer R&D and process teams, sharing test data, process suggestions, and release curve matching to new adhesives or resins. Problem-solving never stops: running multi-week storage trials, analyzing roll flatness under summer humidity spikes, or validating release homogeneity across jumbo widths. Every adjustment aims for a liner that behaves predictably, so downstream lines never see sudden changes in peel or fit.
As a manufacturer, we take pride in delivering more than just reels of film. Each project, from electronics to diagnostics, teaches us something about how chemistry and process come together for real-world reliability. That focus lets us adapt quickly, supplying liners that help production teams optimize process stability, protect sensitive goods, and meet their end-market purity expectations—all without the uncertainties and quality pain points linked to traditional silicone-based films.
There is still plenty of work to do in refining release films for ever-tighter specifications. New adhesives, printable functional layers, and “green” end-of-life requirements will define the next generation of release film technology. Our proven PET Non-Silicone Release Film stands as a foundation for those advances, built on decades of feedback and process improvements from real production floors.
We welcome production and quality teams to engage directly, test our films, share challenges, and contribute ideas for future developments. By staying close to customer problems—watching every stage from unwinding to final lamination—we ensure every reel we ship provides not just technical performance, but a manufacturing partnership built on experience, accountability, and an eye toward tomorrow’s needs.
