Weprofab PBI Sheet Selection
These sheets offer highest performance when it comes to heat resistance, load carrying ability, and wear resistance.

These sheets have excellent creepage resistance and mechanical strength.

Designed with good flame resistance, corrosion resistance, thermal properties.

Manufactured with outstanding sturdiness, durability, hardness, and high precision.

These sheets are ideal for valve component, food processing industry, and automotive.

Widely used for aerospace parts, bushings, medical instruments, and more applications.

Engineered with exceptional high energy radiation resistance and high stiffness.

Manufactured with outstanding sturdiness, durability, hardness, and high precision.

Comes with exceptional electrical properties and high-temperature resistance.
Custom PBI Sheet Supplier in China – Weprofab
As a professional PBI sheet supplier, we offer a wide range of dimensions ranging from 300mm x 300mm above. You can also choose from thickness ranging from 5mm to 100mm. Cut to size PBI sheets are also available to meet your specifications.
Wide Range of Applications
- Water Fabrication: used in the production and treatment of water systems.
- Aerospace: utilized in designing aircraft components such as structural parts.
- TFT: PBI sheets are used for TFT applications due to their heat resistance and stability.
- Electrical: commonly used for electrical components because of their insulation.
- Electronics: these sheets offer exceptional stability necessary for electronics applications.
- Semiconductor: Due to their high thermal stability, our PBI sheets are ideal for semiconductor chip manufacturing.


Why Choose Weprofab PBI Sheets
- Unreinforced material: these materials are guaranteed to have high purity and cleanliness.
- Ultrasonic transparency: this feature makes our PBI sheets ideal for probe tip lenses applications.
- Thermal insulator: its thermal insulation is necessary for plastic production.
How To Order with Weprofab
- Call, email, or complete the contact form
- Specify your order requirements
- PBI Sheet manufacturing begins
- Packaging and shipping of finished product
- The PBI sheetarrive at your factory or warehouse

Machining PBI Sheets
Despite of their excellent properties, machining and fabricating these sheets can be challenging. We recommend that you use tools such as polycrystalline diamonds. Their corners should have up to 0.040-inch radius. Its edge should also be machined with part toughness.

Features and Properties
You can guarantee that our PBI sheets are self-lubricating, wear resistant, and dimensional stable. These sheets have excellent dielectric properties, permeability wave, and wear resistance. It is also designed with outstanding compressive strength.
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