PI Heaters in PCB Manufacturing description
Condition:New
Type:Electric Heater
Power Source:Electric
Place of Origin:Guangdong, China
Brand Name:Hengxin
Dimension(L*W*H):custom
Weight:0.01 KG
Voltage:3.7-220V
Warranty:1 Year
Working Temperature Range:-30 – 180 ℃
Material:Polyimide film+etched metal foil
Size:Customized custom,Max 300*1400mm,mini 10*10/3*280mm
Thickness:0.18-0.226mm
Back adhesive:3M 467 / 468 or customized
Power deviation:5%-10%
Supply Ability:10000 Piece/Pieces per Week
Packaging Details:PE inner bag+Carton
Certificates:CE,RoHS
What is PI heater?
A PI film heater refers to a heating element that utilizes a Polyimide (PI) film as its base material. Polyimide is a versatile polymer known for its high-temperature resistance, excellent electrical insulation properties, and flexibility. PI film heaters are commonly used in various applications, including electronics, aerospace, automotive, and medical industries.
The PI film heater consists of a thin film of Polyimide with integrated heating elements. These heating elements are typically made of conductive materials like etched foil or printed resistive traces. The Polyimide film provides electrical insulation and mechanical support for the heating elements.
PI film heaters are flexible and can conform to various shapes and surfaces, making them suitable for applications where space is limited or a custom fit is required. They offer uniform heat distribution and rapid heating capabilities.
How does PI Heater Work?
A PI heater, or a Polyimide film heater, works based on the principle of resistive heating. The Polyimide film, which serves as the base material, contains integrated heating elements made of conductive materials.
When an electric current is passed through the heating elements, they resist the flow of electricity, causing them to heat up. This heat is then transferred to the surrounding environment or the object in contact with the PI heater.
The Polyimide film in the heater acts as an insulator, preventing electrical current from directly contacting the object being heated. It also provides mechanical support and flexibility to the heater, allowing it to conform to various shapes and surfaces.
The resistance of the heating elements determines the amount of heat generated. By controlling the electrical current flowing through the heater, the temperature output can be adjusted to achieve the desired level of heating.
What are the Applications of PI Heater?
PI heaters, or Polyimide film heaters, find applications in various industries and scenarios due to their flexibility, high-temperature resistance, and electrical insulation properties. Some common applications of PI heaters include:
Electronics: PI heaters are used in electronic devices and components to provide localized heating, such as in LCD displays, touchscreens, and circuit boards. They help maintain optimal operating temperatures or prevent moisture accumulation in sensitive electronics.
Aerospace: PI heaters are employed in aerospace applications to prevent ice formation on critical components like wings, sensors, or antennas. They ensure proper functioning and safety of aircraft in cold or icy conditions.
Medical: PI heaters are utilized in medical equipment, diagnostic devices, and laboratory instruments. They help maintain specific temperatures for sample processing, incubation, or patient comfort, ensuring accurate results and reliable performance.
Automotive: PI heaters are found in automotive applications, including defrosting or defogging windshields, heating side mirrors, or preventing fuel line freezing in cold weather.
Industrial: PI heaters are used in industrial settings for applications like curing adhesives, preheating materials for processing, or maintaining consistent temperatures in production processes.
Camera Lenses: PI heaters can be used in camera lenses to prevent fogging or condensation in cold or high-humidity environments. They help maintain the lens temperature above the dew point and ensure clear and unobstructed photography.
What are PI Heaters in PCB Manufacturing ?
PI (Polyimide) heaters are commonly used in PCB (Printed Circuit Board) manufacturing processes for a variety of purposes, primarily in the realm of surface mount technology (SMT) and other applications. These flexible heaters are made from thin, lightweight, and flexible materials, making them suitable for various heating applications within the PCB manufacturing process. Some of the areas where PI heaters find applications in PCB manufacturing include:
- Solder Reflow Process: During the solder reflow process, PI heaters are used to ensure controlled and precise heating of the PCB assembly to melt the solder paste, allowing components to be securely attached to the board.
- Component Curing: The heaters can be used for curing adhesives and encapsulants used in bonding components onto the PCB. The controlled heat ensures proper curing without damaging sensitive electronic components.
- Preheating: Preheating the PCB before the solder reflow process helps in reducing thermal shock to components and allows for better soldering results. They can provide uniform and controlled preheating to the board.
- Thermal Management: In some cases, PI heaters are used for thermal management on PCBs to maintain specific operating temperatures in critical areas, preventing overheating or ensuring consistent performance.
- Flexible Heating Solutions: Due to their flexibility, PI heaters can conform to various shapes and sizes of PCBs, making them suitable for applications requiring precise localized heating.
- Laboratory Test Environments:Polyimide heaters are also used in laboratory settings for testing PCB prototypes, creating controlled thermal environments to assess the performance and durability of the boards under different temperature conditions.
When searching for polyimide heaters for PCB manufacturing, it’s essential to consider the specific requirements of your application, including size, voltage, and power rating. Additionally, the option for custom designs can be invaluable to ensure a perfect fit for your PCBs.
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Product
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Voltage Range
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1.5v~400v
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Power Density Range
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0.03w/cm2~1.5w/cm2
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Heater Size
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3mm~500mm
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Insulation Material
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Kapton Film
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Heating Material
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Etched metal foil
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Thickness
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0.15mm~0.3mm
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Temperature range
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-30℃–180℃
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Cable conductor
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Silicone insulated leads
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Configuration of the PI heater
PI heaters in different shapes
Pi heater Application
Our Factory
Shenzhen Excellent Hengxin Technology Development Co.,Ltd was established in 2002,our main products are Polyimide/Kapton heaters,PET heater ,Silicone heater,PTC heater and MCH with customized size and shape, with qualified products and sustained relationship with clients,we grow quickly and till now our manufacturing area is 3100 ㎡ with 4 production lines and 32 production machines.In year 2022,our export revenue have made a breakthrough for 6 million US Dollars. Over 100,000 pcs heaters can be made monthly with customized requirement.All of our material composed for the heaters have gained CE certificates.
Customers Feedback for our products
Certificates of the heating elements
Other products you may interest:
Contact us now freely if you have any demand ,our team will get back to you within 2 hours during work-days.
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