6020 Transparent Electrical Insulation Polyester Film

Insulation Film

6020 Transparent Electrical Insulation Universal PET Base Film

Transparent polyester film with excellent electrical insulation properties and excellent laminating processability. As a UL certified product, it is mainly applied in composite substrates, ID protection, and window film applications.

Universal PET

Transparent

Electrical insulation

Laminating

UL certified

Product Model:

6020

Key Highlights

Excellent electrical insulation properties

To ensure reliable performance across various industrial applications, the 6020 transparent polyester film provides outstanding dielectric strength and high volume resistivity, making it an ideal electrical insulation film.

Excellent laminating processability

Designed for advanced converting applications, this transparent PET base film serves as a versatile support layer in composite structures, providing stable strength and dimensional support for downstream manufacturing.

UL-certified PET substrate

Features stable surface wetting tension, making this flexible PET substrate highly compatible with common adhesives and composite processes. This ensures interlaminar adhesion stability during lamination.

Technology & Advantages

Our 6020 transparent polyester film offers exceptional performance for converters. With superior electrical insulation properties and excellent laminating processability, this UL-certified PET base film is extensively applied in composite substrates, ID protection, and window film applications.

Core Values

Premium Electrical Insulation:
A high-performance electrical insulation polyester film with a formidable electrical strength of up to 174 V/μm and superior volume resistivity.

Excellent Laminating Processability:
Engineered to deliver exceptional coating adaptability as a flexible PET substrate, supported by a high 52 mN/m wetting tension and ultra-low thermal shrinkage.

UL-Certified Product Compliance:
An officially UL-certified PET base film strictly complying with international standards, ensuring reliability for composite and protection applications.

Applications

Tape

Used as a high-strength transparent PET substrate for various adhesive tape applications.

Digital Printing

Used in printing films and related converting applications as a stable base film.

Lamination

Acts as a premium PET base film for composite materials, offering excellent laminating performance.

Protection & Insulation

Used for ID/document protection, window films, and as an electrical insulation polyester film.

Technical Specifications

Properties	Unit	Standard	Typical Value
Thickness	μm	GB/T 13542.2-2021	23 / 36 / 50 / 75 / 100 / 125 / 150 / 175 / 188 / 200 / 250 / 300 / 350
Tensile Strength MD/TD	MPa	GB/T 13542.2-2021	MD 145-174 / TD 155-191
Elongation at Break MD/TD	%	GB/T 13542.2-2021	MD 118-149 / TD 92-137
Heat Shrinkage @150°C,30min MD/TD	%	GB/T 13542.2-2021	MD 1.0-1.3 / TD 0.1-0.2
Wetting Tension	mN/m	GB/T 14216-2008	52
Electrical Strength	V/μm	GB/T 1408.1-2016	51-174
Light Transmittance	%	GB/T 2410-2008	87.5-88.4
Haze	%	TDS	1.3-5.0
Dissipation Factor (50Hz)	-	GB/T 1409-2006	≤3×10^-3
Relative Permittivity (50Hz)	-	GB/T 1409-2006	2.9-3.4
Volume Resistivity	Ω·m	GB/T 31838.2-2019	≥1.0×10¹⁴

Remark: The parameter table is organized from readable PDF TDS content. MD refers to machine direction and TD refers to transverse direction; inspection type and typical value notes follow the original TDS.