What reinforcement fibers improve concrete’s flexibility in outdoor trash can designs?

Reinforcement fibers significantly improve concrete's flexibility in outdoor trash can designs, making them more resistant to environmental stresses like temperature fluctuations and impact. Common fibers used include polypropylene, glass, and steel. Polypropylene fibers, being synthetic, enhance crack resistance and durability by distributing stress throughout the concrete matrix. Glass fibers offer high tensile strength and corrosion resistance, ideal for harsh weather conditions. Steel fibers provide superior toughness and flexibility, reducing the likelihood of brittle failure. These fibers work by bridging micro-cracks, allowing the concrete to withstand deformation without significant damage. This results in longer-lasting, low-maintenance trash cans suitable for public spaces, as the improved flexibility minimizes cracking from thermal expansion, moisture, or physical impacts, ensuring reliability and cost-effectiveness over time.