Plastics Processing Purging Tips On The ASACLEAN Blog

Are You Missing Out on Business Opportunities Due to Challenges with Color or Resin Changes?

Written by Hector Sanchez | Sep 3, 2024 1:15:00 PM

As a Plant Manager, one of your primary responsibilities is to increase company profits. This can be achieved by either reducing costs or boosting revenue. While adding new business can be a great way to increase revenue, not every opportunity is viable. How often has introducing a new product line negatively impacted your bottom line?

In the plastic extrusion industry, many manufacturers—whether producing profiles, films, sheets, or blown molding—limit themselves to a small selection of resins and colors. This often stems from the challenges of cleaning extrusion equipment, especially when dealing with large machines or complex components such as gear pumps, vents, mixers, heads, and dies that tend to trap contaminants.

It's not uncommon for some plants to stick exclusively to producing black parts, passing up opportunities that require multiple colors. While this can be a sound strategy if your business is focused on high-volume, single-color production, it may also mean you're missing out on more lucrative opportunities.

On the other hand, some companies thrive by embracing a custom, just-in-time production model that allows for smaller, varied batches. This model can be highly profitable, provided you know how to manage product changes efficiently and have the right purging compounds at your disposal.

Maximizing Growth with Efficient Purging Practices

If you're aiming to be a successful plant manager in a more versatile production environment—where a variety of colors and resins is required—it's crucial to implement the best purging practices. This means selecting the right purging compound, using the most effective methods, and ensuring your team is adequately trained, ideally by a purging expert.

Switching between materials like PP, PE, ABS, ABS/PC, PC, PS, elastomers, and high-temperature specialties such as PEI and PEEK doesn't have to limit your plant's growth. By mastering chemical and mechanical purging techniques, you can unlock new opportunities and fully utilize your equipment's capacity. This mastery will empower you to take control of your plant's growth and success.

Implementing a Successful Purging Process

To ensure long-term success with purging, follow these essential steps:

  • Diagnose Your Operation: Start by thoroughly assessing your current processes and identifying areas for improvement.
  • Select the Right Grade: Choose an appropriate purging compound for each specific material family.
  • Learn and Document: Before evaluating a new purging material, ensure you fully understand how to use it and document any improvements.
  • Choose Optimal Options: Decide on the best purging methods and compounds based on your specific needs.
  • Train and Standardize: Make sure your team is trained, and document instructions to establish a standardized approach to purging. This way, every change is justified, and you avoid reinventing the wheel each time.
  • Audit and Collaborate: Regularly audit your process and collaborate with your purging compound supplier to maintain optimal results over time.

Conclusion: Unlock Growth with Effective Purging Practices

In today's competitive market, efficiently managing resin and color changes is key to seizing new business opportunities. Adopting the proper purging practices can minimize downtime, reduce waste, and maximize your plant's production capabilities. Whether focused on high-volume production or custom, just-in-time manufacturing, mastering these techniques will position your plant for sustained growth and success.

Ready to improve your plant's performance? Contact our team for expert advice on implementing the best purging practices tailored to your operations. Don't let the challenges of material changes hold you back—equip your plant with the knowledge and tools to thrive in any market.