Material：PTFE 

Process：Vacuum Casting

Tolerance: ±0.01mm

Description: These high-electrical insulation PTFE plastic vacuum casting parts are used in the electrical equipment industry. Manufactured through the vacuum casting process, the material chosen is high-electrical insulation PTFE plastic. The tolerance is controlled within ±0.01mm to ensure the electrical performance and stability of the parts.

All orders are shipped by DHL,UPS,or FedEx, either using your shipping account or ours. Delivery normally takes 3 to 4 business days.

Product details description：

PTFE (Polytetrafluoroethylene) plastic vacuum casting is a manufacturing process used to produce high-quality components using PTFE material known for its exceptional non-stick and high-temperature resistance properties. This process involves creating a silicone mold from a master pattern and then injecting liquid PTFE resin into the mold under vacuum conditions to achieve precise and durable replicas.

The PTFE plastic vacuum casting process begins with the fabrication of a master pattern. The master pattern can be created using various techniques, such as CNC machining or 3D printing, and serves as the basis for creating the silicone mold. The master pattern is carefully designed to ensure accurate replication of the desired part geometry.

Next, a silicone mold is created by pouring liquid silicone rubber around the master pattern. Once the silicone rubber cures, it forms a flexible mold that captures all the intricate details of the master pattern. The mold is carefully cut and separated to remove the master pattern, leaving behind a cavity that matches the desired part geometry.

The liquid PTFE resin is prepared by mixing the PTFE powder with a lubricant or binder. The mixture is degassed to remove any trapped air bubbles that could affect the quality of the cast components. The prepared resin is poured into the silicone mold, and a vacuum chamber is used to remove any remaining air, ensuring complete and consistent resin infiltration.

The mold is placed in an oven or heated chamber, where the PTFE resin undergoes a curing process to solidify. Once fully cured, the mold is cooled, and the solidified PTFE component is removed from the mold. The component may undergo additional post-processing steps, such as machining or surface finishing, to achieve the desired final dimensions and smoothness.

PTFE plastic vacuum casting offers several advantages. Firstly, it allows for the production of components with exceptional non-stick properties and high-temperature resistance. PTFE is widely known for its low coefficient of friction, making it suitable for applications where reduced friction and non-stick properties are required. It also exhibits excellent resistance to chemical corrosion, electrical insulation, and thermal stability.

Secondly, PTFE components can be produced with high precision and accuracy, thanks to the silicone molds that faithfully replicate the intricate features of the master pattern. This ensures that the final components meet the desired specifications and functional requirements.

Furthermore, PTFE plastic vacuum casting enables the production of small to medium quantities of components economically. The silicone molds can be used multiple times, allowing for efficient production without the need for expensive tooling or equipment associated with traditional manufacturing methods.

Additionally, PTFE components have excellent longevity and durability, making them suitable for demanding applications that require resistance to wear, chemicals, and extreme temperatures. They are widely used in industries such as automotive, aerospace, electronics, and chemical processing.

By utilizing PTFE plastic vacuum casting, you can benefit from the production of high-quality components with exceptional non-stick properties, high-temperature resistance, and chemical inertness. It is a cost-effective and efficient manufacturing process suitable for various industries where non-stick and high-temperature applications are required.

All orders are shipped by DHL,UPS,or FedEx, either using your shipping account or ours. Delivery normally takes 3 to 4 business days.