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Selecting and Specifying The Right Polyethylene Tank For Your Application

By October 16, 2025White Papers

Selecting and Specifying The Right Polyethylene Tank For Your Application

Choosing the right storage or process tank is critical for safety, reliability, and long-term performance.
Our latest white paper, Selecting and Specifying the Right Polyethylene Tank for Your Application, provides detailed guidance to help you make an informed decision. Below are key takeaways you can put into practice right away.

Why Polyethylene Tanks?
Polyethylene tanks—commonly called “poly tanks”—have been a preferred solution since the 1970s for applications ranging from potable water and food production to chemical processing. Their durability, chemical resistance, and cost-effectiveness make them an excellent choice for industries that require long service life and dependable performance.

Critical Design Considerations
When specifying a tank, consider chemical compatibility, specific gravity, operating temperature, and pressure. Proper sizing, configuration (flat or cone bottom), and placement of fittings are essential to ensure safety and functionality. Look for manufacturers that can provide detailed CAD drawings, hydrotesting, and quality certifications before shipment.

Material Selection: HDPE vs. XLPE
Two main materials dominate the market: High-Density Polyethylene (HDPE) and Crosslinked Polyethylene (XLPE).

  • HDPE is FDA-approved, weldable, and recyclable—ideal for food, potable water, and high-purity chemical storage.
  • XLPE offers excellent impact resistance and is a good option for applications subject to vibration, but it cannot be welded or easily repaired.

An experienced supplier can guide you to the best material for your specific chemicals and conditions.

Manufacturer Expertise Matters
Beyond materials and fittings, the expertise of your tank supplier is crucial. A trusted manufacturer should offer engineered solutions, custom enhancements such as heating or insulation, and a proven track record in demanding chemical and industrial applications.

Key Takeaway
A well-designed polyethylene tank system ensures years of low maintenance and reliable service. Partnering with a knowledgeable supplier helps you avoid unnecessary costs and ensures your system is built for long-term safety and efficiency.

Need Assistance?
Peabody Engineering has over 40 years of experience in polyethylene tank manufacturing and logistics. If you encounter issues or have questions about handling your tank, our team is ready to assist. Contact us at 1-800-4-PEABODY for expert support.

Fill out form to Download this white paper to access in-depth specifications, fittings guidance, and best practices from Peabody Engineering’s 40+ years of tank manufacturing experience.

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