Seiler Plastics Corporation

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St. Louis, MO  |  888-673-4537

Seiler Plastics Corporation is a leading manufacturer of high-quality custom vacuum-formed plastic products. With over 50 years of experience, the company has a proven track record of delivering innovative solutions to a wide range of industries, including automotive, medical, aerospace, and consumer goods.

Seiler Plastics Corporation offers a comprehensive range of vacuum-formed plastic products, including trays, covers, housings, enclosures, and custom-formed parts. The company's manufacturing capabilities include advanced CAD/CAM design, CNC machining, and state-of-the-art vacuum-forming equipment. Seiler Plastics' team of experienced engineers, designers, and technicians work closely with customers to develop and manufacture custom-designed vacuum-formed plastic products that meet their unique requirements.

The company uses a wide range of materials, including ABS, polycarbonate, PETG, and more, to produce vacuum-formed plastic products with high precision and accuracy. The vacuum-forming process allows for the creation of complex shapes and contours with ease, making it an ideal solution for products with unique designs or shapes.

Seiler Plastics Corporation is committed to sustainability and environmental responsibility, using recycled materials whenever possible and adhering to strict waste reduction and recycling policies. The company is also dedicated to promoting sustainable practices in the packaging industry.

In addition to manufacturing, Seiler Plastics Corporation offers a range of services, including prototyping, tooling, assembly, and fulfillment. The company's prototyping and tooling services enable customers to test and refine their products before going into production, while its assembly and fulfillment services provide a one-stop solution for customers' vacuum-formed plastic product needs.

Seiler Plastics' dedication to quality, innovation, and customer service has earned it a reputation as a trusted partner for many customers. The company's ability to deliver high-quality products on time and within budget has made it a preferred supplier for many OEMs and Tier 1 suppliers in the automotive industry. Whether you need a custom-designed vacuum-formed plastic product or a high-volume production run, Seiler Plastics Corporation has the expertise and resources to deliver the solution you need.

Vacuum Forming Power Pages



Thermoforming is the process of heating thin plastic sheets to its forming temperature and stretching it over a mold which takes its shape. After cooling and setting of the molded plastic sheet, each part will be separated from its batch to form a single unit or product...

Vacuum Forming

Vacuum Forming

The process of heating and shaping the plastic material using a vacuum is called vacuum forming. Vacuum forming is one of the oldest and cheapest methods for plastic molding and is widely used in our everyday life, from smaller objects to huge industrial machinery...

Blister Packaging

Blister Packaging

Blister packaging, or blister packs, are pre-formed packaging materials composed of a thermoformed plastic cavity and a pliable lid. In this type of packaging, the product is placed in deep-drawn pockets or cavities resembling a blister...

Plastic Bags

Custom Merchandise Plastic Bags

A plastic bag is an unwoven single piece poly fabricated container for storing, carrying, and packaging of a wide variety of items and materials. Though they are very thin and easy to carry, plastic bags are strong, waterproof...

Contract Packaging

Contract Packaging

Contract packaging involves putting a specific product into its completed packaging using a contracting business. It is also known as co-packing or co-packaging. A company can hire another business entity for the production of its packaging, product assembly and...

On-Demand Manufacturing

The manufactured demand definition, often known as on-demand manufacturing or manufacturing on demand (MOD), is a relatively new idea in the manufacturing industry. In an on-demand manufacturing system, goods are only produced as...

Plastic Molding Processes

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