Pressure Thermoforming: A Technique to Know

Pressure thermoforming, also known as vacuum thermoforming, is a manufacturing process used to create three-dimensional thermoplastic products. This method is popularly employed in the manufacturing industry to produce items such as containers, packaging, automotive components, household items, and many others.

The pressure thermoforming process involves heating a sheet of thermoplastic material, like polystyrene (PS) or polyethylene terephthalate (PET), until it becomes pliable. This thermoplastic sheet is then placed over a mold or template that represents the desired shape of the final product. A pressure system then exerts force downwards to adhere the sheet to the mold.

After the thermoplastic sheet takes on the shape of the mold, it is quickly cooled to solidify it. The thermoformed product is then removed from the mold and may undergo further finishing or assembly operations.

Benefits of pressure thermoforming include greater precision in reproducing details, the ability to work with thicker materials, and the capability to produce intricate parts with thin walls. It’s a relatively swift and efficient method, suitable for the mass production of plastic packaging.

What is pressure thermoforming used for?

Pressure thermoforming is utilized across various sectors and industries to manufacture a wide range of packaging. Some primary sectors employing pressure thermoforming include:

  1. Packaging: Pressure thermoforming is used to produce containers, trays, and blisters for packaging food, pharmaceuticals, cosmetics, and other consumer goods. These thermoformed products provide protection, presentation, and preservation of the packaged items.
  2. Automotive Industry: Pressure thermoforming is extensively used for producing trays that handle internal, external, and semi-finished components in the automotive industry. It provides a lightweight, durable, and high-quality solution for car components.

What are the advantages of pressure thermoforming?

Thermoforming under pressure offers several advantages over other production processes. Here are some of the main advantages of thermoforming under pressure:

  1. Precision and Detail: Achieves higher accuracy in reproducing intricate details, sharp corners, reliefs, gradients, and other complex features, resulting in high-quality finishes and superior aesthetics.
  2. Uniform Thickness: Ensures consistent material thickness distribution in the formed part, crucial for parts with thin walls to guarantee uniform strength and durability.
  3. Works with Thick Materials: Enables work with thick thermoplastic sheets, allowing the creation of sturdier and more durable structural components.
  4. Material Flexibility: Compatible with a range of thermoplastics like polystyrene, PET, PVC, and many others, offering greater flexibility in selecting the most appropriate material for product specifications.
  5. Reduced Material Wastage: Minimizes waste as the compression of the thermoplastic sheet against the mold lessens the chance of deformities or distortions.
  6. Production Efficiency: An expedient and effective process, apt for mass-producing plastic packaging, enabling high-volume production in reduced times.
  7. Customization & Design Flexibility: Can produce packaging with varied sizes, shapes, and finishes to meet specific customer requirements.

Sustainability in the field of thermoforming

NBC NIADA’s production is zero-kilometer: most raw materials are sourced from local suppliers and subsequently subjected to a recycling and reuse program. The goal is to champion the circular economy model, which envisages longer product and resource value and minimal waste production.

Why Choose NBC Niada

If you need thermoformed plastic products for various industrial uses, NBC Niada offers a broad range of solutions to meet any requirement. Contact us for information and discover the quality of our thermoformed products for the medical, food, cosmetics, automotive sectors, and every other domain and company.