PET Lamination Base Film is a specialized polyester film engineered for high-performance lamination applications. It provides exceptional adhesion, dimensional stability, and optical clarity when bonded with various substrates. This premium film serves as an ideal base for lamination processes in packaging, printing, and industrial applications where superior bonding strength and protection are required.
Our film features optimized surface treatment that enhances adhesive bonding while maintaining excellent optical properties. The carefully controlled surface tension and roughness profile create ideal conditions for adhesive wetting and bonding, resulting in strong, durable laminated structures. The film's superior mechanical properties ensure the laminated material maintains its integrity even under challenging environmental conditions.
Available in thicknesses ranging from 12μm to 125μm, our PET Lamination Base Film can be customized with various surface treatments to match specific adhesive systems and application requirements. The film offers exceptional thermal stability, chemical resistance, and barrier properties, making it suitable for demanding applications where performance and protection are paramount.
PET Lamination Base Film Technical Specifications
Our PET Lamination Base Film is manufactured to meet stringent quality standards and offers the following specifications:
| Property | Unit | Test Method | Typical Value |
|---|---|---|---|
| Thickness | μm | ASTM D374 | 12-125 |
| Thickness Tolerance | % | ASTM D374 | ±2 |
| Density | g/cm³ | ASTM D1505 | 1.38-1.40 |
| Tensile Strength (MD) | MPa | ASTM D882 | ≥190 |
| Tensile Strength (TD) | MPa | ASTM D882 | ≥220 |
| Elongation at Break (MD) | % | ASTM D882 | ≥110 |
| Elongation at Break (TD) | % | ASTM D882 | ≥80 |
| Surface Tension (Treated Side) | mN/m | ASTM D2578 | ≥42 |
| Surface Roughness (Ra) | nm | AFM | 15-30 |
| Haze | % | ASTM D1003 | ≤2.5 |
| Light Transmission | % | ASTM D1003 | ≥90 |
| Heat Shrinkage (150°C, 30min, MD) | % | ASTM D1204 | ≤1.5 |
| Heat Shrinkage (150°C, 30min, TD) | % | ASTM D1204 | ≤0.7 |
| Coefficient of Friction (Film to Film) | - | ASTM D1894 | 0.35-0.55 |
| Peel Strength (with Standard Adhesive) | N/25mm | ASTM D3330 | ≥12 |
Note: The values listed above are typical and should not be considered as specifications. Custom specifications are available upon request.
Processing Information
Surface Treatment
Our PET Lamination Base Film is available with various surface treatments to enhance adhesion with different adhesive systems. Standard treatments include corona discharge and chemical priming. The treatment level can be customized based on the specific lamination process and adhesive type.
Adhesive Compatibility
The film demonstrates excellent compatibility with a wide range of adhesives, including water-based, solvent-based, solventless, and UV-curable systems. For optimal lamination performance, we recommend testing the specific adhesive-film combination under actual processing conditions.
Storage and Handling
Store in a cool, dry place away from direct sunlight. Recommended storage conditions: temperature 15-25°C, relative humidity 40-60%. The shelf life of the surface treatment is 6-12 months when stored correctly. For optimal performance, acclimatize the film to the processing environment for 24-48 hours before use.
PET Lamination Base Film Applications
Our PET Lamination Base Film, with its exceptional bonding properties and performance characteristics, is widely used in the following applications:
Flexible Packaging
Used in multi-layer laminates for food packaging, pharmaceutical packaging, and consumer goods packaging. The film's excellent barrier properties, chemical resistance, and bonding strength help create high-performance packaging structures that protect product integrity and extend shelf life.
Graphic Arts
Serves as a protective and enhancing layer for printed materials, including posters, maps, menus, and promotional materials. The film's optical clarity and UV resistance protect printed content while enhancing colors and visual appeal.
Industrial Laminates
Used in various industrial applications requiring durable laminates, such as insulation materials, automotive components, and technical tapes. The film's mechanical strength and thermal stability contribute to the overall performance and longevity of these products.
ID Cards and Security Documents
Provides protection and durability for identification cards, licenses, certificates, and other secure documents. The film's resistance to tampering, chemicals, and environmental factors helps maintain document integrity and security features.
Label Substrates
Used as a component in multi-layer label constructions for consumer products, industrial goods, and durable applications. The film enhances label performance with its dimensional stability, print receptivity, and resistance to tearing and environmental factors.
Solar and Electronic Applications
Serves as a protective and insulating layer in solar panels, electronic displays, and flexible circuit boards. The film's electrical insulation properties, UV resistance, and durability contribute to the performance and longevity of these high-tech applications.
Product Advantages
- Superior Adhesion Properties - Optimized surface treatment ensures excellent bonding with various adhesive systems
- Excellent Optical Clarity - High light transmission and low haze for applications requiring visual appeal
- High Dimensional Stability - Maintains shape and dimensions even under stress or temperature changes
- Chemical Resistance - Protects laminated structures from exposure to solvents, oils, and other chemicals
- Consistent Surface Treatment - Reliable surface characteristics for predictable lamination performance
- Versatile Thickness Range - Available in various thicknesses to meet different application requirements
- Excellent Barrier Properties - Enhances the protective function of laminated structures
- UV Resistance - Helps protect underlying materials from UV degradation
