Chain plastic guides are key static components for industrial chain operation, made of high-performance engineering plastics (UHMW-PE, POM, PA, PEEK, etc.). They offer advantages like light weight, wear resistance, self-lubrication and corrosion resistance, widely applied in automation, food processing, logistics and mining. Their quality depends on wear resistance, friction coefficient and other indicators; proper selection and maintenance extend service life, with trends towards lightweight, precision and customization.