Product Parameters
| PL-5050H (old big case) |
| Technical specification |
Nozzle models available |
Nozzle treatment area |
Model |
| Interface display |
Three and a half LED digital tube |
R17 Rotate nozzle 16 |
16mm |
PL-JX-022-1 |
| rated supply voltage |
AC220V ±10% |
R03 Rotate nozzle 20 |
20mm |
PL-JX-004-1 |
| Plasma output power |
1000VA |
R04 Rotate nozzle 30 |
30mm |
PL-JX-006-1 |
| Input current |
4.0-6.0A |
R21 Rotate nozzle 40 |
40mm |
PL-JX-008-1 |
| Supply frequency |
20kHz |
R05 Rotating nozzle 50 |
50mm |
PL-JX-010-1 |
| Air source requirement |
External air source (gas consumption 60L/min |
R23 Rotate nozzle 70 |
75mm |
PL-JX-014-1 |
| Air source input pressure |
≥0.6Mpa |
|
|
|
| Air pressure operating range |
0.1-0.25Mpa |
|
|
|
| Mode |
Signal Mode/ Encoder Mode |
|
|
|
| Relative humidity |
<93% |
 |
| Storage temperature |
-25ºC-+55ºC |
| Cleaning height |
5-15mm |
| Treatment width |
≤75mm |
| Bracket |
Dovetail support |
| Chassis dimensions (including components) |
690(L)*280(W)*485(H)mm |
| Net weight |
26kg |
| Dimensions of the outer packing box |
795*345*540mm |
| Gross weight |
33kg |
| Detection function |
Air pressure detection, overtemperature detection, undercurrent detection |
| Fault alarm |
Undercurrent, input overcurrent, output overcurrent, abnormal air pressure |
PET (polyethylene terephthalate) foils These dynamic materials are celebrated across various industries, thanks to their impressive strength, crystalline transparency, resilient chemical resistance, and exceptional barrier properties. Their adaptability and eco-friendly nature make them perfect for both everyday essentials and specialized, high-demand applications.
Applications of PET Foils in Printing
Here's a detailed exploration of applications where the precision of printing is indispensable:
1. Packaging
- Food Packaging: Integral for snack bags, wrappers, and metallized films, offering robust barriers against moisture, oxygen, and aroma intrusion.
- Pharmaceuticals: Essential for blister packs and sterile packaging, ensuring protection from moisture and contamination.
2. Electronics
- Insulation Films: Function as essential protective layers within cables, as dielectric films in capacitors, and in flexible printed circuits.
3. Printing & Labels
- Durable Labels: Widely used in product labels, electronics, and machinery, thanks to their superior tear resistance.
- Lamination Films: Applied to safeguard documents, ID cards, and credit cards, enhancing longevity and durability.
- Graphic Arts: Banners, decals, and holograms thrive due to PET's excellent printability and lasting durability.
4. Automotive
- Protective Films: Crucial for paint protection and decorative interior foils, providing both aesthetics and durability.
5. Medical
- Sterile Packaging: Guarantees safety and preserves the longevity of medical devices.
6. Industrial
- Release Liners: Operate as carriers for adhesives and composites, ensuring optimal release and application.
7. Textiles
- Laminated Fabrics: Innovatively create waterproof and weather-resistant materials for durable outdoor gear.
8. Specialty Applications
- 3D Printing: Serve as substrates or support materials, enhancing the versatility of 3D printing processes.
- Arts & Crafts: Perfect for stencils and transparent overlays, adding a creative edge to artistic endeavors.
The Challenge of Printing on PET Foils
Printing on PET foils presents a challenge due to their naturally low surface energy. To significantly enhance print quality on these foils through plasma surface treatment, employ this strategic method designed to optimize ink adhesion and bolster print durability:
1. Plasma Type and Gas Selection
Oxygen Plasma
- Integrates polar functional groups (-OH, -COOH) to raise surface energy substantially.
- Boosts wettability, making it especially suitable for water-based and solvent-based inks.
Nitrogen or Argon Plasma
- Enhances cross-linking or provides gentle etching for improved mechanical interlocking.
- Particularly advantageous for UV-curable inks, ensuring superior print integrity.
Mixed Gases (e.g., O + Ar)
- Blends chemical activation with physical etching for enhanced performance.
- Customizes surface roughness to optimize ink anchoring, ensuring durability.
2. Key Parameters Optimization
- Power: Adjust to low for atmospheric plasma; high for vacuum systems to achieve optimal results.
- Treatment Time: Streamlined solutions for atmospheric systems ensure rapid processing speeds without compromising on quality.
- Pressure:
- Vacuum plasma: Operates at 0.1-1 mbar, delivering consistent and uniform treatment across surfaces.
- Atmospheric plasma: Functions efficiently at ambient pressure, perfect for seamless inline processing.
- Distance: Precisely adjust the distance based on plasma source and PET material to guarantee uniformity and optimal heat management.
3. Equipment Considerations
Atmospheric Plasma
- An ideal choice for high-speed roll-to-roll printing processes, making it perfect for applications like packaging and labels.
Low-Pressure Plasma
- Designed for meticulous treatment, making it suitable for sectors such as electronics and medical packaging.
Plasma Jet Arrays
- Assure uniform treatment across expansive PET foil surfaces with precision.
4. Surface Activation
Chemical Modification
- Incorporates polar groups to significantly boost surface energy, achieving a target contact angle of less than 40°.
- Boosts ink wetting and adhesion performance remarkably.
Physical Etching
- Imparts nano-scale roughness (10-50 nm Ra), facilitating superior mechanical ink bonding.
Cleaning
- Efficiently eliminates oils, additives, or dust that could weaken adhesion.
5. Post-Treatment Handling
- Immediate Printing: For optimal results, print within 15-60 minutes to prevent hydrophobic recovery.
- Storage: If delays occur, store in dry, inert environments such as a nitrogen atmosphere to preserve quality.
- Primers: Employ adhesion promoters like silanes for enduring and long-lasting durability.
6. Characterization and Validation
- Contact Angle Measurement: Strive for a water contact angle of less than 40° to ensure hydrophilicity.
- Ink Adhesion Tests:
- Utilize the Tape Test (ASTM D3359) to evaluate peel resistance effectively.
- Conduct abrasion resistance tests, such as using the Sutherland Rub Tester, for durability assessment.
- Surface Analysis:
- Use XPS/FTIR analyses for verification of oxygen-functional groups.
- Apply AFM to measure surface roughness, with a target Ra of 10-50 nm for thorough evaluation.
7. Industrial Implementation Tips
- Uniformity: Achieve uniformity in roll-to-roll systems using rotating electrodes or multi-jet arrays.
- Ink Compatibility:
- For water-based inks, ensure your surfaces are hydrophilic for optimal results.
- For solvent/UV inks, a moderately rough surface enhances anchoring and performance.
- Pre-Treatment Cleaning: Utilize ionized air or mild solvents like isopropyl alcohol to effectively remove dust and static.
8. Troubleshooting Common Issues
Poor Ink Adhesion
- Consider increasing plasma power and exposure time for improved results.
- Switching to oxygen plasma might yield better adhesion outcomes.
- Ensure surfaces are contamination-free for optimal adhesion.
Over-Treatment
- If PET becomes brittle or discolored, reduce plasma power and exposure time.
Ink Spreading Issues
- Elevate your production with enhanced surface energy optimization, perfectly attuned to ink viscosity and flow dynamics, ensuring impeccable performance.
By intricately fine-tuning the plasma surface treatment parameters and seamlessly embedding them into your production line, you'll experience a remarkable enhancement in ink adhesion and print durability on PET foils. This transformation ensures that your prints remain vibrant and long-lasting, all while maintaining peak production efficiency.
Join Forces with Keylink Technology
Keylink Technology stands at the forefront of atmospheric and low-temperature plasma systems. We provide both off-the-shelf and bespoke solutions, meticulously crafted to meet your PET printing requirements. Reach out to us to evaluate your materials and elevate your print quality with our expert surface treatment solutions.
Company Profile
Certifications
Exhibition
Packaging & Shipping
FAQ
1. What is the shipping warehouse location?
Answer:Our main shipping warehouse is located in Zhejiang, China, and we ship globally via trusted logistics partners. We also accommodate customer-preferred shipping methods or carriers.
2.What is the production lead time?
Answer:Lead time varies based on order size and product type:
- For small to medium orders (e.g., 10-20 machines), the lead time is approximately 3-4 workdays.
- We expedite production to meet tight deadlines whenever possible, especially before holidays like the Spring Festival.
3.Can I customize my order (e.g., specific configurations or spare parts)?
Answer:Yes, customization is available! We can tailor machine configurations, spare parts, and accessories (e.g., nozzles or cable lengths) based on your specific requirements. Please share your customization needs during the order confirmation process.
4.What are the payment terms?
Answer:We offer flexible payment terms, including:
- Full payment before shipping
- 50% deposit upon order confirmation.
- Remaining balance before shipment.
Payments are typically made via SWIFT transfer. For long-term partners, we can explore customized payment plans based on mutual agreement.
5.What kind of after-sales support do you provide?
Answer:We offer comprehensive after-sales support, including:
- Technical Assistance: Troubleshooting via email, phone, or video calls.
- Spare Parts: Quick access to replacement parts for machines under warranty or through spare part orders.
- Documentation: User manuals, maintenance guides, and troubleshooting SOPs for all products.
- On-Site Support: For critical issues, we can dispatch technicians to your location (subject to availability and agreement).
Audited Supplier 
){kind=link}