Plastic Tanks
Custom Plastic Tanks Engineered Through Rotational Molding
From agricultural cisterns and chemical storage containers to construction vats and water transport tanks, Granger Plastics designs and manufactures high-performance plastic tanks for a broad range of industrial and commercial applications. Through precision rotational molding processes, Granger delivers custom tank solutions built to meet the demanding standards of OEMs, municipalities, and
industry leaders Worldwide. Plastic tanks produced through rotomolding offer durable, seamless construction for applications that require strength, chemical resistance, and long-term reliability. For operations that also rely on intermediate bulk containers, rotomolded plastic tank solutions can support efficient storage, transport, and handling of liquids, materials, and industrial products across demanding environments.
Custom Plastic Tank Solutions for Virtually Any Application
Granger Plastics produces custom plastic tanks in capacities ranging from less than one gallon to more than 5,000 gallons. Whether your application requires compact containment or large-scale storage, our rotational molding expertise allows us to manufacture tanks in virtually any size, configuration, or geometry. Rotomolded plastic tanks provide durable, seamless storage solutions for applications that require strength, cleanliness, and dependable long-term performance. For operations with sanitation-sensitive requirements, food grade plastic tanks can help support safe handling, storage, and containment of liquids or materials in food processing, agriculture, manufacturing, and related industries.
Our engineering team works collaboratively with customers throughout the design and development process, ensuring each plastic tank is optimized for structural integrity, performance, and long-term durability. The result is a rotomolded tank solution tailored precisely to your operational requirements.
Rotomolding Capabilities That Set The Standard
Using state-of-the-art rotational molding technology, Granger Plastics produces seamless, stress-free plastic tanks with uniform wall thickness and superior impact resistance. Wall thicknesses can range from .100” to more than 1”+, depending on the structural and environmental demands of the application. With experienced custom rotational molding services, tank designs can be tailored for specific capacity, durability, handling, and performance requirements while supporting long-term reliability in demanding environments.
We offer a wide selection of polymer materials to meet specific performance and regulatory requirements, including:
- Certified prime virgin resins
- Recycled and reprocessed materials
- USDA/FDA-approved materials for food-grade applications
- Specialty polymers engineered for chemical resistance, UV stability, and enhanced durability
This material flexibility allows our rotomolded plastic tanks to perform reliably in agriculture, chemical processing, construction, marine, water management, and many other industries.
Complete Trim, Assembly & Value-Added Services
With specialized rotational molding for plastic tanks, manufacturers can produce storage and containment solutions designed to resist impact, moisture, chemicals, and demanding daily use across industrial, agricultural, and commercial applications.
Beyond molding, Granger Plastics provides comprehensive secondary operations to streamline your supply chain. Our in-house trim and assembly services include:
- Tank assembly and component integration
- Lid and fitting installation
- Custom graphics and branding
- Serialization and identification marking
- Additional fabrication and finishing services
By consolidating these services under one roof, we reduce lead times, improve quality control, and simplify procurement for our partners.
Rotomolded Solutions for Reliable Storage and Material Handling
Intermediate bulk containers and custom plastic tanks provide durable, high-capacity solutions for storing, transporting, and handling liquids, materials, and industrial products. Through rotomolding, these containers can be engineered with seamless construction, consistent wall thickness, and dependable strength to support demanding agricultural, commercial, and industrial applications.
Capacity Options Built Around Your Application
Whether your operation requires a 275 Gallon Intermediate Bulk Container, 330 Gallon Intermediate Bulk Container, or 400 Gallon Intermediate Bulk Container, rotomolded plastic solutions can be designed to meet specific performance, handling, and containment needs. From custom plastic tanks to specialized bulk storage containers, rotomolding offers the flexibility to create long-lasting products that improve efficiency, protect contents, and perform reliably in real-world operating environments.
Built for Longevity. Engineered for Performance.
Granger Plastics has earned a reputation for manufacturing exceptionally durable plastic tanks through rotational molding. Our rotomolded products are known for their long service life, resistance to harsh environmental conditions, and ability to withstand rigorous, everyday industrial use.
When you invest in a custom plastic tank from Granger Plastics, you are investing in performance, reliability, and long-term value.
Custom Tooling for Unique Plastic Tank Requirements
If your required tank size, geometry, or feature set is not currently available, Granger Plastics can design and build the necessary tooling and molds to produce a fully customized rotationally molded plastic tank. Custom mold development enables us to manufacture tanks precisely to your specifications, ensuring optimal functionality and fit for your application.
Please note that all custom rotational molding projects require dedicated tooling or mold creation as part of the production process.
Maximize your return on investment in plastic tanks. Partner with Granger Plastics for industry-leading rotomolding expertise, engineered durability, and custom rotational molding solutions that exceed expectations and perform for years to come. Ready to develop a durable tank solution built around your application requirements? Request a custom plastic tank quote today to discuss your capacity, material, performance, and design needs with our experienced team. We can help you evaluate the right rotomolded tank solution for long-term reliability in demanding storage, processing, or containment environments.
Plastic Tank Gallery
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