Fluorosilicone Release Liners for Silicone Adhesives
Jefluo fluorosilicone release liners provide ultra-low release force, clean separation, and minimal adhesive transfer for silicone adhesive systems across medical, electronics, industrial, and tape applications. Selected configurations also support high-tack acrylic adhesives and hydrogel systems.
Request a SampleFeatures
Stable Release Force
Consistent release performance over time, ensuring reliable operation and improved production efficiency.
Ultra-Low Release Force
Minimal release force (as low as 0g-3g/25mm), ideal for sensitive materials and precision applications.
High Subsequent Adhesion Rate
Achieves up to 99% subsequent adhesion, preserving the adhesive's integrity for optimal performance.
High-Temperature Stability
Maintains stable performance under high-temperature conditions, ensuring reliability in demanding processes.
Low Transfer
Ensures minimal residue and eliminates silicone transfer, delivering a clean surface for flawless downstream processing.
Universal Design
Compatible with both platinum-cured and peroxide-cured silicone formulations, meeting diverse application needs without adjustments.
Anti-Static Solution
Prevents static buildup, reduces dust attraction, and minimizes static discharge during film peeling, ensuring product cleanliness and process stability.
Chemical Resistance
Exceptional resistance to solvents, inks, and coatings, ensuring product stability and long-lasting durability in chemical-intensive environments.
Products
Customization Options
Release Force
Release Force | Industries / Applications |
|---|---|
Ultra Low | Medical / Biotech / Optical |
Low | General Industrial / Packaging / Protective Films |
Moderate | Die-cutting / High-temp Processing / Converting |
Heavy | Aerospace / Heavy Industry / High-tack Materials |
Substrate
Material | Properties |
|---|---|
PET | High strength, dimensional stability, heat resistant |
PP | Lightweight, flexible, good chemical resistance |
Paper | Moisture-sensitive, prone to deformation, more recyclable |
Polyimide | Excellent heat resistance, chemically stable, ideal for high-temp processing |
Thickness
Available thickness range: 25–200 µm
Different thicknesses are offered to meet application-specific requirements such as medical, silicone coating, and converting applications.
Dimensions
Max. Width: 1,700 mm
Max. Roll Length: 6,000 m
Custom sizes available upon request.
Color & Appearance
Category | Options |
|---|---|
Color | Clear, White, Blue, Red |
Appearance | Glossy, Grid, Matte |
Additional Functions
Function | Description |
|---|---|
Antistatic | Reduces static electricity. Protects electronic components, repels dust, improves cleanliness and yield. |
Hard-coated | Reinforced surface. Scratch-resistant and durable for high-pressure processing. |
Printable | Printable surface for easy marking of batch numbers, labels, or graphics. |
Antibacterial | Antibacterial coating. Enhances hygiene, suitable for medical and skin-contact products. |
Release Force Grade
<3g/25mm
Industry
- Medical
- Wearables
- Electronics
- Optical
- Die-Cutting
Application
- Transdermal patches
- Wound dressing
- Optical film lamination
- Precision die-cutting
Key Benefits
- Extremely low peel force
- Clean removal
- No adhesive transfer
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3g~10g/25mm
Industry
- Medical
- Wearables
- Electronics
- Labels
Application
- Surgical tapes
- Protective film
- High-performance labels
- Wearable adhesives
Key Benefits
- Stable peel
- Low irritation
- Good removability
- Wide compatibility
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10g~30g/25mm
Industry
- Electronics
- Industrial
- Semiconductors
- Batteries
Application
- Sensor attachment
- EV battery module protection
- Adhesive transfer liner
Key Benefits
- Balanced release force
- Durable adhesion
- Thermal resistance
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>30g/25mm
Industry
- Wound Care
- Automotive
- Aerospace
- Solar
- Apparel
Application
- Transdermal patches
- Optical film lamination
- Precision die-cutting
Key Benefits
- Strong hold
- Environmental durability
- High-temp or chemical resistance
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All release force values are measured according to PSTC-4 using Symbio MY2G silicone adhesive tape under standard conditions.
Actual values may vary depending on the adhesive, substrate, or test method used.
FAQ
Fluorosilicone release liners are specialty liners coated with a fluorosilicone polymer. Compared to standard silicone release coatings, fluorosilicone typically offers lower surface energy and stronger chemical resistance — particularly when used with silicone-based adhesive systems.
They are specifically engineered for use with high-tack silicone adhesives or chemically demanding formulations, where standard silicone liners may show increased release force drift, residue risk, or interface instability under prolonged contact or aggressive process conditions.
Key differences from standard silicone liners:
- Better release with silicone adhesives — reduced tendency toward interfacial affinity between the liner and silicone PSA
- Higher chemical resistance — more appropriate for demanding environments such as medical and industrial electronics applications
- Lower surface energy — supports ultra-low release force in applications where adhesive sensitivity requires it
- Enhanced thermal stability — suitable for high-temperature curing or converting processes
Fluorosilicone liners are commonly evaluated for transdermal patches, EMI tapes, optical films, and die-cut components where clean release and surface cleanliness are critical requirements. Application suitability depends on adhesive system and process conditions.
Fluorosilicone liners are available in a wide range of release forces, typically from <3g/25mm to >30g/25mm, depending on adhesive type and application. Custom release levels are also available.
Yes. We offer one-side or double-side release options, including asymmetric release force (e.g., easy-release side + tight-release side), based on your coating or converting needs.
Fluorosilicone release liners are primarily designed for use with silicone-based pressure-sensitive adhesives. They may also be evaluated with high-tack acrylic or hydrogel adhesive systems where ultra-low release force is required. Compatibility with non-silicone adhesive systems is formulation-dependent and should be confirmed through testing before production use.
Yes. We offer multiple PET base film thicknesses (e.g., 25μm / 50μm / 75μm) and can provide custom color, appearance, or anti-static layers upon request.
Fluorosilicone release liners are engineered to maintain release performance under elevated temperature, pressure, and humidity conditions. This makes them suitable for lamination, sterilization, and high-speed converting environments. Actual performance limits depend on the specific product grade, coating weight, and application conditions, and should be confirmed for the intended process.
When correctly matched with the adhesive system and validated under actual use conditions, fluorosilicone liners are designed to support clean release with minimal risk of adhesive residue or transfer. Clean release performance is interface-dependent. Testing with your specific adhesive system under representative process conditions is recommended before production qualification.
Yes. We provide:
- TDS (Technical Data Sheet)
- MSDS / COA
- Standard or custom sample rolls
Sample availability and lead times vary by product specification. Please contact us to confirm current availability.