Welcome to the website for landscape facilities products and knowledge.
How do manufacturers test the resistance of landscape sofa fabrics to mildew or mold?
Manufacturers employ rigorous testing methods to evaluate the resistance of landscape sofa fabrics to mildew and mold, ensuring durability for outdoor use. One common approach involves exposing fabric samples to high-humidity environments (around 85-95% relative humidity) at warm temperatures (typically 25-30°C) for extended periods, often 28 days or more. These conditions accelerate mold and mildew growth, allowing testers to assess the fabric's performance.
Some tests use standardized methods like ASTM G21 or ISO 846, which introduce specific fungal spores to the fabric surface. Manufacturers may also conduct real-world simulations by placing fabric samples in shaded, damp outdoor locations. Key evaluation criteria include visual inspection for fungal growth, odor development, and changes in fabric strength or color.
High-quality outdoor fabrics often incorporate antimicrobial treatments or inherently resistant materials like solution-dyed acrylic. Test results help manufacturers improve formulations and provide accurate care instructions to consumers. Regular retesting ensures consistent performance across production batches, maintaining the fabric's reputation for weather resistance.
Related search：
