Material：PMMA

Process：Vacuum Casting

Tolerance: ±0.2mm

Description: These high-transparency PMMA transparent plastic vacuum casting components are suitable for optical and display devices. Manufactured using the vacuum casting process, the material used is high-transparency PMMA plastic. The tolerance is controlled within ±0.2mm to meet the requirements of precise optical systems.

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：

PMMA transparent plastic vacuum casting is a manufacturing process used to produce high-quality, transparent components using Polymethyl Methacrylate (PMMA) plastic material. This process involves creating a silicone mold from a master pattern and then injecting liquid PMMA resin into the mold under vacuum conditions to achieve clear and detailed replicas.

The PMMA transparent plastic vacuum casting process starts with the fabrication of a master pattern. The master pattern is typically created using techniques such as CNC machining or 3D printing and serves as the basis for creating the silicone mold. The master pattern is designed with precision 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 PMMA resin is prepared by mixing the PMMA material with a curing agent or catalyst. The mixture is degassed to remove any trapped air bubbles that could affect the clarity 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 then placed in an oven or heated chamber, where the PMMA resin cures and solidifies. Once fully cured, the mold is cooled, and the solidified PMMA component is removed from the mold. The component may undergo additional post-processing steps, such as polishing or surface finishing, to enhance its transparency and appearance.

PMMA transparent plastic vacuum casting offers several advantages. Firstly, it allows for the production of transparent components with excellent optical clarity. The silicone molds accurately replicate the intricate features and surface textures of the master pattern, resulting in components that exhibit transparency comparable to glass.

Secondly, PMMA plastic is lightweight and exhibits high impact resistance, making it suitable for a wide range of applications. PMMA components are resistant to weathering and UV radiation, ensuring long-lasting performance in outdoor or high-exposure environments.

Furthermore, PMMA transparent 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, PMMA components can be easily post-processed and finished to achieve desired aesthetics. They can be polished or coated to enhance their optical properties and surface appearance, providing a glossy and smooth finish.

By utilizing PMMA transparent plastic vacuum casting, you can benefit from the production of high-quality transparent components that exhibit optical clarity, durability, and design flexibility. It is a cost-effective and efficient manufacturing process suitable for various industries, including automotive, lighting, consumer electronics, and display applications.

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