Polyimide film

Polyimide Film Manufacturer & Supplier in India

The polyimide film is a type of insulation material that has high thermal stability, electrical insulating properties, mechanical strength, and chemical stability. The use of this insulation material is made in several industries like electricity and electronics, automotive, aviation, transformer, motors, and other industrial uses.

Harnawa Insulations Pvt. Ltd. is one of the leading polyimide film manufacturing companies in India. We are the best choice for all your insulation needs in electrical and industries.

Uses of polyimide films include flexible circuits, motor insulation, heaters, transformers, electrical parts, and insulation protection systems.

If you want to buy quality polyimide films from the best polyimide film supplier in India, then go for Harnawa.

What Is Polyimide Film?

Polyimide film is an ultra-thin, soft polymer film created using polyimide resins. The material is engineered in such a way that it can preserve all its mechanical and physical properties over a wide range of temperatures.

High temperature polyimide film is characterized by its ability to withstand high temperatures. This quality makes the material useful in situations where regular plastic films would become soft and fail to provide adequate performance.

Polyimide film can also provide:

• Superior electrical insulating properties
• Heat resistance
• Mechanical strength
• Flexibility
• Dimensional stability
• Chemical resistance
• Moisture resistance
• Radiation resistance
• Highly reliable performance in extreme conditions

Due to the above characteristics, polyimide film is generally preferred for use as an insulating material for electronic applications, flexible circuits, motors, coils, heaters, transformers, etc.

Polyimide Film Manufacturers in India

As the usage of electronics and other electrical appliances increases, so does the need for superior insulation material.

When the insulation material is going to be subjected to heat, electrical loads, vibration, chemical attack, or constant use, selecting the correct polyimide film manufacturers in India becomes crucial.

Harnawa Insulations Pvt. Ltd. deals with the provision of insulation materials that are required for industrial and electrical use. Our insulation materials include polyimide films as well as other specialty insulation materials.

In cases where more insulation is needed, customers can opt for our Aramid Papers, which have applications in many electrical insulation systems.

Polyimide Film Manufacturer India for Industrial Applications

As a company that manufactures polyimide films in India, Harnawa is able to cater to clients who need reliable insulation materials.

The polyimide film can be provided in cases where a material that exhibits features of being flexible, thin, insulating, and heat resistant is required.

It may either be used alone or in combination with other insulation materials.

Some common applications include:

• Electric Insulation
• Motor Insulation
• Coil Insulation
• Transformer Insulation
• Flexible Circuits
• PCB Applications
• Heating Elements
• Insulation for Wire and Cable
• Electronics for Aerospace
• Electronics for Automotive
• Sensors
• Battery Parts
• Electric Parts
• High Temperature Equipment

High Temperature Polyimide Film

There are several strengths that the use of polyimide film possesses, and one of the most important among them is its ability to perform in high temperatures.

Polyimide film for high temperatures is applied in situations where electrical and mechanical insulation should withstand high temperatures without degrading.

The range of high temperatures that the film can withstand will vary depending on several factors, including the type of the film, thickness, construction, and insulation system.

High-temperature polyimide film is commonly considered for:

• Motors
• Generators
• Transformers
• Coils
• Heaters
• Flexible circuit boards
• Electrical assemblies
• Aerospace parts
• Automotive parts

For applications where the film needs to be combined with adhesive systems, polyimide film tape can be a practical solution.

Polyimide Film Properties

Performance characteristics of polyimide film make it suitable for use in applications where other insulation films would lack the necessary characteristics.

Important properties include:

Thermal Stability

The film is able to retain its functionality under high temperatures and thus is suitable for electrical insulation in high temperatures.

Electrical Insulation

The film provides good insulation and thus is used in electronic components, coils, motors, transformers, flexible circuits, and electronics assembly.

Flexibility

The film is able to be produced in thin form, which is able to be bent around the components in an assembly.

Mechanical Strength

The film has good tensile strength and dimensional stability, making it resistant to handling and assembly conditions.

Chemical Resistance

The film is resistant to many chemicals and environmental conditions.

Dimensional Stability

The film is suitable for applications requiring dimensional stability when exposed to temperature changes.

Polyimide Film Applications

The versatility of polyimide film makes it suitable for numerous industrial and electrical applications.

1. Flexible Circuit Applications

One of the most common uses of polyimide films is that of flexible electronics.

In flexible circuit applications, the polyimide film is used as a flexible base or support for flexible printed circuits and electronics.

The flexibility of the polyimide film makes the bending of circuits or compact assembly possible.

Some of the applications include:

• Flexible printed circuits
• Flexible PCBs
• Electronic displays
• Mobile electronics
• Sensors
• Automotive electronics
• Wearable electronics
• Compact electronic assemblies

The film insulates electrically while making the structure of the circuit flexible.

2. Polyimide Film Heater

Polyimide film heaters are heaters that contain a heating component which is joined with a polyimide film insulation.

These heaters are needed when heating that requires light weight and thin components is required.

Some of the applications of such heaters are:

• Medical equipment
• Laboratory equipment
• Spacecraft electronics
• Automobiles
• Batteries
• Cameras
• Sensors
• Instruments
• Industrial equipment

Polyimide film is especially suitable for use in the manufacturing of heaters due to its electrical insulation properties and flexibility.

3. Polyimide Film Motor Insulation

Motors are affected by electrical, thermal, and mechanical stress. Insulation of conductors and other components of the motor is crucial.

Motor polyimide film insulation can be used in several areas such as slot insulation, coil insulation, phase insulation, and many more based on requirements.

It becomes crucial when space is limited and a thin insulation layer is required.

Some of the common applications are:

• AC Motors
• DC Motors
• BLDC Motors
• Traction Motors
• Generators
• Highly Advanced Electrical Motors

For better protection of wires and other electrical joints, Fiberglass Insulation Sleeves may be considered by the customer. The fiberglass sleeve acts as a good supplement to the film-based insulation of electrical installation.

4. Transformer Insulation

A transformer needs effective insulation between the windings, conductors, cores, and other electrical parts.

Polyimide film can be employed in the insulation system of transformers where there is a need for thin and high-temperature electrical insulation.

Based on the design of the transformer, polyimide film could be used in conjunction with other types of insulation papers and composites.

For general insulation of transformers, Harnawa also offers Laminated Insulation Paper Composites for electrical insulation use.

5. Coil Insulation

Polyimide film is applicable to coil and winding insulation to provide both electrical insulation and thermal insulation.

This material is thin enough to ensure that insulation is provided without increasing the size of the part.

6. Electrical Component Insulation

Both electronic and electrical parts need thin insulating materials which can withstand heat and electricity.

Polyimide film can be used in:

• Electrical assemblies
• Sensors
• Connectors
• Coils
• Heaters
• PCB assemblies
• Battery components
• Electronic devices

Polyimide Film Tape

Polyimide film tape consists of polyimide film material bonded with a layer of adhesive. It is a flexible tape for electrical and temperature masking applications.

Its main applications include situations where there is a need for:

• Manufacture of PCBs
• Soldering process
• Electrical insulation
• Manufacture of transformers
• Manufacture of motors
• Coil insulation
• Wire winding
• Masking at high

Polyimide tape is often selected because it can maintain its integrity during elevated-temperature processing.

Polyimide Tape

Polyimide tape is a unique kind of adhesive tape which is made from polyimide film as the base.

It is extensively used in electronics and electrical industries where thin and heat resistance properties are needed.

Uses include:

• Electrical insulation
• PCB masking
• Soldering protection
• Wire insulation
• Coil insulation
• Component protection
• High-temperature masking

The right tape must be chosen on the basis of the type of adhesive, thickness, heat resistance, dielectric requirements, and other conditions of use.

Polyimide Film India – Industrial Supply

There is an ever-increasing need for high-tech electrical insulation materials due to rising manufacturing operations in motors, transformers, electronics, renewable energy, automobiles, and industries in India.

An efficient supplier of Polyimide Films in India can aid in procurement of insulating materials depending on technical and manufacturing needs.

Harnawa caters to industrial consumers who have insulation material requirements for various electrical uses.

Apart from polyimide films, some of the other insulation products that we offer include:

• Aramid insulation paper
• High temperature insulation tapes
• Fiberglass insulation sleeves
• Fiberglass insulated cables
• Laminated insulation paper compounds

For insulation of cables and wires, our Fiberglass Insulated Cables can be taken into consideration for applications requiring fiberglass insulating materials for electrical and heat protection purposes.

Polyimide Film for Electrical Insulation

Insulation against electricity requires more than just being able to resist voltage. Depending upon its use, it must also be able to resist heat, vibrations, physical stress, chemicals, water, and continuous running.

Polyimide film may be able to give a combination of:

• Electrical insulation
• Heat resistance
• Flexibility
• Strength
• Chemical resistance
• Being thin

Such a combination can help it to serve as an electrical insulating material for high-performance purposes.

Harnawa also provides Insulation Tapes High Temperature, which is useful in situations where high-temperature adhesive insulation is required.

Polyimide Film for Electronics

In the electronics sector, there is an increasing need for materials capable of operating in confined spaces while offering electrical insulation.

Polyimide film is used in electronic applications due to its ability to provide electrical insulation without adding substantial thickness.

Applications include:

• Flexible circuits
• Flexible displays
• Sensors
• Printed circuit boards
• Battery applications
• Heat generation applications
• Electronic connectors
• Semiconductor applications
• Wearable electronics

Its flexible nature makes it ideal for use in such applications where rigid insulating materials cannot be used.

Polyimide Film for Automotive Applications

There are many electric and electronic systems in today’s vehicles. Electric and hybrid cars add to the need for good electrical insulation at high temperatures.

Some possible uses of polyimide film are:

• Electric motors
• Batteries
• Sensors
• Electronic controls
• Flexible circuitry
• Heat systems
• Wiring assemblies
• Power electronics

Polyimide film must always be chosen according to the specific requirements of the automotive application.

Polyimide Film Price

The price of polyimide film is affected by a number of factors. It would not be appropriate to speak of one price for any type of polyimide film because there may be differences in the material’s grade, thickness, size, quantity, and properties.

These are the factors affecting polyimide film price:

• Film thickness
• Width
• Length of a roll
• Grade of material
• Performance needed
• Quantity needed
• Film surface treatment
• Coating
• Customization
• Packaging
• Delivery conditions

This is why it makes sense to order a quote depending on your needs.

Why Choose Harnawa for Polyimide Film?

Electrical insulation systems are the core area of expertise at Harnawa Insulations Pvt. Ltd.

For those in search of a Polyimide film producer in India, feel free to approach us to let us know about your needs.

Our wide variety of insulations ensures that customers need not visit different suppliers to buy various insulation products, such as:

• Polyimide films
• Aramids papers
• Heat-resistant insulation tapes
• Fiberglass insulating sleeves
• Fiberglass insulated wires
• Insulation paper composites

Thus, Harnawa can prove to be an ideal supplier for electrical insulation system manufacturers.

Industries Using Polyimide Film

Some of the applications where polyimide films are utilized include:

• Manufacture of electrical equipment
• Electronics industry
• Automobile industry
• Electric vehicles
• Aerospace industry
• Transformer
• Motors/generators
• Renewable energy sources
• Batteries
• Automation industry
• Telecommunications industry
• Heating

PI Film for Electrical and Industrial Applications

The PI film, otherwise called polyimide film, is an advanced insulation material which requires electrical insulation properties, dimension stability and high thermal resistance. The PI film keeps its properties at very broad temperatures and can be used in industry applications.

We can provide you with the polyimide films of different thicknesses for applications such as electric insulation, flex circuits, motor insulation, transformers, coils, etc.

Polyimide Film for Flexible Circuits

The polyimide film for use in flexible circuits is a flexible insulation material that incorporates both the properties of electrical insulation and high thermal resistance into one. This material is applicable in the fabrication of flexible printed circuit board (FPC), electronic assemblies, and any application that calls for an insulator that can sustain itself under high temperatures and bending.

The ideal thickness for polyimide film is dependent on the particular design of the circuit, insulation required, mechanical conditions, and process involved. We manufacture polyimide films in various thicknesses for flexible circuits and electronics.

Kapton Film and Polyimide Film

Kapton film is one of the popular polyimide film brands that are used in electrical insulation, electronic industry, flexible circuit boards, and other high temperature applications.

It should be noted that the terms ‘polyimide film’ and ‘Kapton film’ are often associated with each other as Kapton is a brand name of polyimide film. It means that when choosing a polyimide film in place of Kapton, one needs to pay attention to some other criteria besides the brand name.

Kapton Tape for High-Temperature Insulation

Kapton tape is a type of tape with high-temperature adhesive properties, which is made of polyimide. This type of tape is applied for insulation, masking, electronic assembly, soldering, and many other operations which require high temperatures.

This tape consists of a polyimide film and an adhesive layer, which is chosen depending on the needs of certain industries. Polyimide tape may be employed where a flexible insulation tape is needed.

Kapton Film Price in India

The Kapton Film Price in India may vary according to the film thickness, width, length, quantity, grade, specifications, and requirements. As there are different specifications of polyimide film available in the market, there is no fixed price for all the requirements.

If you require any quotation, you can let us know about your requirement of the thickness, width, quantity, requirement of roll/sheet, etc., and we will be able to give you the specification along with the price.

Polyimide Film as a Kapton Alternative

Buyers seeking an alternative to Kapton can consider using different polyimide films that have the necessary electrical, thermal, mechanical, and dimensional properties. A choice of an appropriate alternative is determined by the application and the needs of the original material.

Before choosing an alternative to Kapton, it is essential to take into account the thickness, heat resistance, dielectric strength, tensile strength, flexibility, dimensional stability, and operating conditions. Our experts will be glad to assist buyers in selecting a polyimide film specification.

Kapton Equivalent Polyimide Film

Choice of Kapton alternative film will depend mainly on the specifications of the job rather than the brand name. Other films that are alternatives to Kapton could have varying thicknesses and specifications for applications such as electrical insulation, flexible circuits, motor insulation, transformers, coils, and other industrial purposes.

In seeking for a Kapton alternative, one must consider the required thickness of the film, dimensions, temperature range, and the intended application.

Frequently Asked Questions About Polyimide Film

1.What is the use of polyimide film?

Polyimide film is used for electrical insulation, flexible circuits, motor insulation, transformer insulation, coil insulation, heaters, aerospace electronics, automotive electronics, battery components, and high-temperature industrial applications.

2.Is polyimide film suited for high-temperature applications?

Yes. Polyimide film is well known for its thermal stability and is extensively used for high-temperature electrical and electronic applications.

4.Are Kapton and polyimide film the same?

Kapton is a type of branded polyimide film, while polyimide film is the class of materials.

5.What is polyimide film tape?

Polyimide film tape is an adhesive tape made from polyimide film. This tape is widely used for high-temperature masking, electrical insulation, PCB applications, wire insulation, coil insulation, and electronic assembly.