0.025mm Polyimide Pi Kapton Film for Making Polyimide Tape and Electrical Insulation Material

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Product Description

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Basic Information

Model NO.
PI
Material
Polyimide
Maximum Voltage
<10KV
Thermal Rating
H 180
Thickness
0.0125mm, 0.025mm
Young's Modulus
>=3.1gpa
Classification
Organic Insulating Material
Origin
China
Production Capacity
15000kg/Month
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Product Description

Polyimide (PI) is a polymer of imide monomers, also known as heat resistant film or high-temperature film. With their high heat resistance, polyimide enjoys diverse applications in roles demanding rugged organic materials. Polyimide film is ideal for insulating circuit boards, high-temperature powder coating, and transformers manufacturing.

Polyimide film provides excellent electrical, thermal, physical, and chemical properties over a wide temperature range between -269ºC (-452ºF) and 400ºC (752ºF) making them superior for electrical insulation applications. BOPI film has better thickness tolerances, higher physical, chemical, and electrical properties.

Core Features

  • Excellent thickness tolerance property
  • Temp resistance from -269ºC to over 400ºC
  • Easy coating property
  • Excellent balance of electrical, chemical and physical property
  • Flame and Radiation retardant
Properties Unit 12.5um (0.5Mil) 25um (1Mil) 50um (2Mil)
Densityg/cm³1.42±0.21.42±0.21.42±0.2
Tensile Strength (MD/TD)MPa≥170≥170≥170
Elongation at rupture%≥60≥70≥70
Breakdown StrengthMV/m250240240
Heat Shrinkage (200ºC 2hrs)%≤0.1≤0.1≤0.1
Surface ResistanceΩ1.0×10¹³1.0×10¹³1.0×10¹³
Polyimide Film
Kapton Film Detail
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Detailed Photos

Product Picture 1
Product Picture 2
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Applications

  • Wire & cable Insulation, slot liner insulation, interlayer insulation in Motors and Transformers
  • Backing material for Polyimide coating or composites
  • Flexible Printed Circuits Board (F-PCB) and Polyimide Labels
  • Polyimide tubing and Battery insulation
  • High-temperature cables wrapped PI and Die-cutting parts
FPC Application
Cable Wrapping
LED PCB
Battery Insulation
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Our Advantages

  • Free Samples: Provided for testing and qualification.
  • Direct Pricing: Factory-direct supply with no middleman costs.
  • Customization: Flexible packaging solutions based on requirements.
  • Efficient Logistics: Strong partnerships with global freight forwarders for timely delivery.

Certifications

ISO Certification
SGS Report
Business License
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Manufacturing Profile

Our manufacturing facility covers an area of 430,000 square meters, equipped with professional production lines and an expert technical team. We specialize in the production of polyimide films, package films, Pyromellitic Dianhydride, and water-based polyurethane.

Adhering to the principles of "quality first and customer first," our products are widely utilized in global markets including South Korea, Japan, Singapore, India, and Russia, receiving excellent feedback for their high performance and reliability.

Factory View 1
Factory View 2
Factory View 3
Production Line
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Packaging & Shipping

Package & Storage: Packed in rolls and cartons; store at room temperature; avoid fire. Core ID options: 76mm (3'') or 152mm (6''). Core materials: Paper or plastic.

Protection: PE film packaged with aluminum foil and foam. Suspended packing is used to ensure the film remains intact during transit. Storage period is 12 months in dry conditions.

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Frequently Asked Questions

Are you a trading company or manufacturer?
We are a professional manufacturer with our own specialized workshops for electrical insulation polyimide film production.
Can you provide samples for testing?
Yes, A4 size samples are supplied free of charge. Customers only need to cover the basic shipping costs.
How is the quality of mass production guaranteed?
We maintain counter-samples for every shipment and conduct rigorous testing before dispatch to ensure consistency with approved samples.
What is the temperature range of your polyimide film?
Our PI film maintains excellent properties across a wide range, from -269ºC (-452ºF) to over 400ºC (752ºF).
What thicknesses and widths are available?
Standard thicknesses are 0.0125mm and 0.025mm. Standard widths range from 520mm up to 1040mm. Custom solutions are also available.
What are the primary applications for this film?
It is widely used for FPC/PCB coverlay, motor/transformer insulation, wire wrapping, and high-temperature labels.

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