Looking to Enhance Efficiency in Your Medical Part Production? Turn to Injection Molding

The choice of manufacturing processes plays a crucial role in the production of high-quality and reliable medical devices. One manufacturing method that’s gained widespread acceptance in the medical industry is plastic injection molding. This versatile and efficient process offers a wide range of advantages, making it an ideal choice for producing various medical components and devices. Here, we explore the key advantages of medical injection molding and help you decide if it’s right for your business.

Benefits of Medical Injection Molding

Precision and Complexity

Precision is paramount in the medical field, where components must meet stringent specifications to protect patient safety. Plastic injection molding excels in producing intricate and complex shapes with remarkable precision. In fact, the process can regularly create parts within tolerances of +/-0.001” and as small as 0.02 grams in weight.


Plastic injection molding is renowned for its cost-effectiveness, especially for larger-run products. The high-speed production capabilities of this method, coupled with minimal waste generation, contribute to lower production costs per unit. As the cost of production is a significant factor for the medical industry, plastic injection molding provides an attractive solution without compromising on quality.

Sterilization and Biocompatibility

Medical devices must undergo rigorous sterilization processes to ensure patient safety. The process accommodates a wide range of medical-grade materials — including biocompatible plastics and elastomers — ensuring the final products meet strict regulatory and biocompatibility requirements.

What’s more, many of these materials can withstand various sterilization methods, such as gamma irradiation, ethylene oxide sterilization, and more. This capability makes it easy to maintain the required hygiene standards in medical applications.

Complex Geometries

One of the most compelling aspects of medical injection molding is its ability to create intricate geometries that might be challenging or costly with alternative manufacturing methods. With specialized molds, it’s easy to allow for intricate part designs like undercuts, thin walls, and other detailed features.

Reduced Post-Processing

The high precision of injection molding often results in parts with minimal finishing requirements, reducing the need for extensive post-processing and enhancing overall production efficiency. You’ll see high-quality surface finishes directly from the mold, which reduces or eliminates the need for polishing or coating. Additionally, parts come out of the mold within tight tolerances, diminishing the need for labor-intensive adjustments after molding.

Need a Medical Injection Molding Partner? Turn to Schnipke

When you’re working on a new medical product, it needs to be of the tightest tolerances to ensure patient safety. At Schnipke, we have almost 60 years of experience helping companies get the best medical products for their needs.

We specialize in a wide variety of part sizes, but where we truly shine is our ability to create micro-molded parts for our customers. We can create parts within tolerances of +/- 0.001” and as small as 0.02 grams in weight. That, coupled with our ISO 9001:2015 and ISO 13485:2016 certifications, ensures you’re getting the highest quality parts possible.

Start Creating Your Next Project Today

When you’re ready to get started, we’ll be here to help. Reach out to our helpful team for a no-strings-attached consultation.