Polypropylene is a tough, lightweight plastic known for its chemical resistance, low moisture absorption, and versatility in industrial, medical, and food-grade applications.

Polypropylene
A lightweight, durable thermoplastic known for its excellent chemical resistance, low moisture absorption, and ease of fabrication.
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Product Overview
Widely used for:
Performance Characteristics:
Typical Properties of Polypropylene
Physical Properties
- Density 0.8 - 2.2g/cm³
- Water Absorption 0.01 - 3.5%
- Moisture Absorption at Equilibrium 0.1 - 9.0%
- Linear Mold Shrinkage 0.1 - 2.0%
- Melt Flow 0.1 - 60grams/10 min
Regulations
- UL-94 Flame Class
- FDA
- ASTM/Mil-Spec
- USDA
- 3-A Dairy
- NSF
- USP Class VI
- Canada AG
- D635 Self Extinguishing
- RoHS Compliant
- REACH Compliant
Literature and Data Sheets
- All Suppliers
- Vycom
- Global Security Glazing
- King Plastic
- Mitsubishi Chemical Advanced Materials
- Primex Plastics
- Röchling Engineering Plastics
- Piedmont Plastics
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Corrtec Protec PP VycomView
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Global Security Glazing Secur-Tem + Poly® Global Security GlazingView
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King KPC PolyPro King PlasticView
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MCAM Semitron® PP Mitsubishi Chemical Advanced MaterialsView
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Polygraph.ics™ Sell Sheet Primex PlasticsView
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Polystone P copolymer EHS grey - ASTM Röchling Engineering PlasticsView
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Polystone P copolymer natural - ASTM Röchling Engineering PlasticsView
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Polystone P CubX Röchling Engineering PlasticsView
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Primex Prime COPP 792 Primex PlasticsView
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Primex Prime Cor-X PP Primex PlasticsView
Durable Polypropylene Sheet and Rod for Industrial and Commercial Use
Polypropylene is a versatile thermoplastic known for its excellent chemical resistance, low moisture absorption, and lightweight nature. Available in both sheet and rod forms, polypropylene is commonly used in industries that require durability and performance under harsh conditions. At Piedmont Plastics, we offer high-quality polypropylene plastic materials in various grades and sizes to suit a wide range of applications.
This material is ideal for everything from industrial tanks and lab equipment to cutting boards and orthotic devices. Its excellent resistance to acids, bases, and other corrosive substances makes it a top choice for chemical processing environments. Polypropylene also offers superior impact strength, high temperature resistance, and ease of fabrication.
Whether you need polypropylene sheet for a food processing application or polypropylene rod for custom machined components, Piedmont Plastics has the inventory and expertise to meet your specifications.


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Key Features of Our Polypropylene Sheets and Rods
Polypropylene plastic stands out for its versatility and performance across various industries. Below are the key features that make it an ideal choice for demanding applications:
Excellent Chemical and Corrosion Resistance: Highly resistant to acids, bases, and solvents, making it perfect for chemical tanks, lab surfaces, and industrial applications.
Lightweight and Easy to Handle: Significantly lighter than metal alternatives, polypropylene is easy to transport, install, and work with.
High Impact Strength and Good Fatigue Resistance: Withstands mechanical stress and repeated flexing without cracking, ideal for parts exposed to dynamic loads.
Low Moisture Absorption: Absorbs virtually no moisture, maintaining its strength and shape in wet or humid conditions.
Easy to Weld and Fabricate: Can be readily cut, machined, and welded for custom components and complex assemblies.
FDA, USDA, and NSF Compliant Options: Available in food-grade formulations that meet regulatory standards for food processing and medical use.
High Temperature Performance: Suitable for continuous use in environments up to 180°F (82°C), offering thermal stability in high-heat applications.
Benefits of Polypropylene
Applications of Polypropylene Sheet and Rod
Polypropylene is widely used across industries due to its balance of performance, affordability, and processability. Common applications include:
Chemical tanks and linings
Medical device components
Orthotic and prosthetic bracing
Food-grade cutting boards and trays
Laboratory cabinetry and fume hoods
Industrial machine parts
Water and wastewater treatment systems
Packaging and material handling
Frequently Asked Questions About Polypropylene
Choosing the right material can raise a lot of questions. Especially when it comes to performance, safety, and fabrication. Our FAQ section below covers the most common inquiries about polypropylene sheet and rod to help guide your decision.
Polypropylene is used in a wide variety of applications across many industries due to its strength, chemical resistance, and versatility. Common uses include chemical storage tanks, orthotic and prosthetic devices, cutting boards, lab surfaces, medical trays, and machine parts.
Many polypropylene materials comply with FDA, USDA, and NSF standards for food contact. Contact your local Piedmont Plastics branch to ensure you select the right material to meet your specific application requirements.
Yes. Polypropylene is weldable using hot air or extrusion welding techniques. When done correctly, its weld strength is excellent, ensuring long-lasting and leak-proof joints in demanding applications.
Polypropylene typically performs well in temperatures up to 180°F (82°C) in continuous-use environments. It also maintains its structural integrity in short-term heat exposure situations, making it suitable for applications where moderate heat resistance is needed.
No, polypropylene has extremely low moisture absorption. This property helps it maintain dimensional stability and performance in humid or wet environments, making it ideal for chemical processing, food handling, and marine-related applications.
Why Buy Polypropylene from Piedmont Plastics?
At Piedmont Plastics, we go beyond supplying materials to deliver reliable, performance-driven solutions tailored to your needs. When you choose us as your polypropylene provider, you gain a trusted partner committed to quality and service.
Extensive Inventory: We offer a wide selection of polypropylene sheets and rods in various sizes, thicknesses, and grades to support applications across industries including manufacturing, medical, and food processing.
Custom Cutting and Fabrication Services: Our advanced equipment and skilled team allow us to provide precise cutting and fabrication, ensuring your polypropylene materials meet exact specifications and are ready for immediate use.
Knowledgeable Support: Our experienced staff is here to guide you through material selection and application planning to ensure you get the right product for the job.
Convenient Nationwide Access: With locations across North America, we make it easy for customers to access the polypropylene products they need with fast and efficient delivery.
Dependable Quality: We source only high-performance polypropylene materials that meet or exceed industry standards, including options approved for food contact and medical applications.
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33340 Central Avenue
510-746-2200
