How do resin and WPC compare in terms of resistance to acid rain or pollution?

When comparing resin and WPC (Wood-Plastic Composite) in terms of resistance to acid rain or pollution, several factors come into play. Resin, particularly high-density polyethylene (HDPE) resin, is highly resistant to moisture, chemicals, and environmental pollutants, making it a durable choice for outdoor applications. It does not corrode or degrade easily when exposed to acid rain or industrial pollution.

On the other hand, WPC combines wood fibers and plastic, offering moderate resistance to acid rain and pollution. While the plastic component provides some protection, the wood fibers can absorb moisture and may degrade over time when exposed to harsh environmental conditions. However, high-quality WPC with proper additives can improve its resistance.

In summary, resin generally outperforms WPC in resisting acid rain and pollution due to its non-porous and chemically inert nature. WPC, while durable, may require additional treatments or higher-quality formulations to match resin's longevity in polluted or acidic environments. For long-term outdoor use in harsh conditions, resin is often the superior choice.