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How does WPC handle exposure to soil fungal inoculants?
Wood-plastic composites (WPC) are widely used in outdoor applications due to their durability and resistance to environmental factors. One critical challenge for WPC is exposure to soil fungal inoculants, which can degrade organic components. WPC handles this exposure through a combination of material engineering and protective treatments.
The plastic matrix in WPC acts as a barrier, limiting moisture absorption and reducing fungal growth. Additionally, manufacturers often incorporate antifungal additives during production to enhance resistance. These additives disrupt fungal cell membranes, preventing colonization.
Testing standards like ASTM D7032 evaluate WPC's performance against fungal decay, ensuring long-term stability. Proper installation and maintenance, such as avoiding direct soil contact, further mitigate risks. By leveraging these strategies, WPC maintains structural integrity even in high-moisture, fungal-rich environments.
In summary, WPC's resistance to soil fungal inoculants stems from its hybrid composition, antifungal treatments, and adherence to industry standards, making it a reliable choice for outdoor use.
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