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The History and Applications of Polyimide (PI)

Polyimide (PI) is a unique class of polymer that contains imide groups (-CO-NR-CO-) in its main chain. Recognized as one of the best-performing organic polymer materials, Polyimide's development and application have made significant strides since the 1960s. Today, it is considered one of the most promising engineering plastics of the 21st century.

The journey of Polyimide began in the mid-20th century when researchers identified its exceptional properties, leading to significant advancements in various high-tech fields. Its superior performance, especially in electrical insulation, heat resistance, and mechanical strength, has made it indispensable in many industrial applications.

The Advantages of Polyimide

Polyimide offers several key benefits that make it a preferred material in advanced engineering:

• Excellent Electrical Insulation: Ideal for applications requiring high electrical resistance.
• High Heat Resistance: With a thermal decomposition temperature of up to 600°C, Polyimide stands out as one of the most heat-stable polymers.
• Radiation Resistance: Durable under exposure to high levels of radiation.
• Superior Mechanical Strength: Its tensile strength surpasses that of polyamides, making it highly robust.
• Corrosion Resistance: Resistant to organic solvents, ozone, and molds.
• Excellent Gas Permeability: Maintains stability under high temperatures and vacuums, and is non-volatile and non-flammable.
• Low-Temperature Durability: Can withstand extremely low temperatures without becoming brittle, such as in liquid helium at -269°C.
• Non-Toxicity: Safe for making kitchenware and medical instruments, and can endure thousands of sterilizations.

Applications in High-Tech Fields

Polyimide's unique properties have made it a staple in various high-tech industries:

• Aerospace: Used in insulation materials and structural components due to its high strength and thermal stability.
• Microelectronics: Essential in the production of flexible printed circuit boards and semiconductor fabrication.
• Nanotechnology: Utilized in the creation of nanoscale devices and components.
• Liquid Crystal Displays (LCDs): Employed in the alignment layers of LCDs.
• Separation Membranes: Integral in gas separation and purification processes.
• Laser Technology: Used in optical components and coatings.

Introducing High Performance Tip Insulator High Temperature Plastic PI Vespel Polyimide Tube

Ningbo Ranlong Electric Co., Ltd. offers the High Performance Tip Insulator High Temperature Plastic PI Vespel Polyimide Tube, a top-quality product developed to meet the demanding requirements of various high-tech industries.

This product boasts the following features:

• Wear Resistance
• High Strength
• Light Brown Color
• Origin: Zhejiang, China
• Minimum Order Quantity: 1 piece

The pricing details are as follows:

• Order Quantity ≥ 1 piece: $15 per piece
• Order Quantity ≥ 50 pieces: $15 per piece
• Order Quantity ≥ 100 pieces: $13 per piece
• Order Quantity ≥ 1000 pieces: $12 per piece

With a daily supply capacity of 500 pieces, our products can be shipped via air, land, or sea from the ports of Ningbo or Shanghai. We offer flexible payment options including PayPal, VISA, T/T, and D/P. Although we do not support OEM mode, our products are designed to meet the highest standards of performance and reliability.

For more information and to place an order, visit our product page or contact us at +8618167226809 or sales4@q-yonght.com.

About Ningbo Ranlong Electric Co., Ltd.

Founded in 2015, Ningbo Ranlong Electric Co., Ltd. is a comprehensive insulating material manufacturer located in Ningbo, Zhejiang. We specialize in the production, research, and development of high-quality insulating materials, including Polyimide products. With a team of 101-200 employees and an annual export volume of $3 million, we are dedicated to providing top-notch products and services to our global clientele.

Discover more about our range of products and services by visiting our website.

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