How to Differentiate Between PVC and Polyurethane: Key Characteristics Explained
Learn to distinguish PVC from polyurethane with characteristics, uses, and testing methods.
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PVC (Polyvinyl Chloride) is stiffer and has a somewhat shiny surface, making it great for pipes and flooring. Polyurethane is more flexible, elastic, and often used in foam products and furniture. Testing involves heating a small sample; PVC burns with a greenish flame due to chlorine content, while polyurethane burns with a sooty flame.
FAQs & Answers
- What are the main characteristics of PVC? PVC, or Polyvinyl Chloride, is known for its stiffness and shiny surface, making it ideal for applications like pipes and flooring.
- What are the properties of polyurethane? Polyurethane is more flexible and elastic compared to PVC and is often used in products like foams and furniture.
- How can I differentiate between PVC and polyurethane by testing? You can differentiate them by heating a small sample: PVC burns with a greenish flame due to its chlorine content, whereas polyurethane burns with a sooty flame.
- Which material is better for furniture, PVC or polyurethane? Polyurethane is generally better for furniture due to its flexibility and comfort, while PVC is better suited for rigid applications like flooring and pipes.