What are the key differences between polyethylene and polypropylene in manufacturing outdoor trash cans?

When it comes to manufacturing outdoor trash cans, the choice between polyethylene and polypropylene is crucial due to their distinct properties. Polyethylene is known for its flexibility, impact resistance, and lower cost, making it ideal for lightweight and durable trash cans. It is also resistant to moisture and chemicals, which is essential for outdoor use. On the other hand, polypropylene offers higher heat resistance and rigidity, making it suitable for environments with higher temperatures or where structural integrity is a priority. However, polypropylene is generally more expensive and less flexible than polyethylene. Both materials are recyclable, but polyethylene is more widely recycled, giving it an edge in terms of environmental sustainability. Understanding these differences helps manufacturers choose the right material based on the intended use and budget for outdoor trash cans.