About Kaysun

Who We Are

Since 1946, Kaysun Corporation has been the go-to company for positively impacting lives through the products we make and the exceptional experience we provide. Kaysun’s depth of injection molding expertise is matched only by our tenacious pursuit of solutions that align with our customers’ needs, and next-level service and support that consistently earns their trust.

We are a leading custom injection molding partner to a global network of OEMs. We have a duty to build a better future that balances OEM needs, injection molding excellence, and responsible environmental stewardship.

Our sustainability culture thrives because we firmly believe that sustainable practices define our operations, mindset, and goals.

The promises we make about helping to protect the planet are promises kept through initiatives we pursue with great passion – lowering our carbon footprint, increasing energy efficiency, and diverting millions of pounds of plastic waste from landfills.

Manufacturing Excellence: Certifications & Areas of Expertise

Kaysun approaches the complexities of each project with the insightfulness of a seasoned injection molder and collaborative enthusiasm of a trusted partner — all backed by a breadth of proven capabilities:

Process development and process control based upon scientific molding principles, applied and analyzed by on-site Master Molder I and II technicians

Product development support championed by project, manufacturing, quality control, and automation engineering teams

Horizontal and vertical presses ranging from 35 to 940 tons, with a concentration on precision electric presses

State-of-the-art in-house Quality Lab featuring automated testing and inspection equipment

In-house tooling design, engineering, maintenance, and management

Two-shot, insert molding, and overmolding

Dedicated Continuous Improvement (CI) program

Metal-to-plastic conversion

In-house value-added services

Materials expertise and selection

Partnerships &
Markets Served

Kaysun brings together world-class problem solving and state-of-the-art technologies to produce injection-molded parts that overcome challenges, align with goals, and create a competitive advantage.

Our can-do approach to complex injection molding projects has earned the confidence and partnerships of these Fortune 500 companies and other global leaders across the medical, industrial, automotive, and consumer markets: