What is Calendering?Calendering Car Floor Mats （https://www.wlzhca.com/product..../pvc-foot-mats/calen a complex and specialized process in which a material is passed between one or more pairs of heavy rolls to produce a thinner and smoother product. During this process, heat and pressure are applied to the material, affecting its durability, texture, and overall finish.In relation to car floor mats, the calendering process involves the use of rubber or plastic materials. The material is heated until it reaches a pliable state and is then run through the calendering machine. The result is a durable, water-resistant, and