From an environmental protection perspective, recycling waste large‑sheet plastic shell components brings notable pollution‑reduction benefits. Waste large‑form plastic shell parts are bulky and non‑biodegradable. Landfill or random dumping takes up huge land resources, releases harmful additives into soil and groundwater, and gradually forms microplastics. Recycling such post‑consumer industrial plastics reduces demand for virgin plastic resin that burns fossil raw materials and produces high carbon emissions. Processed by large‑size plastic‑shell crusher, followed by sorting and reprocessing, waste plastic shell scrap becomes usable plastic feedstock, lowering fossil resource consumption and reducing the ecological footprint of virgin plastic production.