PVC封边条是以聚氯乙稀为主要原料，加入增塑剂、稳定剂、润滑剂、染料等助剂，一起混炼压制而成的热塑卷材。其表面有木纹、大理石、布纹等花纹、图案同时表面光泽柔和，具有木材的真实感和立体感；具有一定的光洁度和装饰性，具有一定的耐热、耐化学品、耐腐蚀性、表面有一定的硬度。封边条的主要功能是对板材断面进行固封，达到免受环境和使用过程中的不利因素（主要为水分）对板材的破坏，和阻止板材内部的甲醛挥发，同时达到装饰的效果。
PVC edge banding is a kind of thermoplastic roll formed by mixing and pressing PVC edge banding with plasticizer, stabilizer, lubricant, dyestuff and other auxiliaries. Its surface has wood grain, marble, cloth patterns and other patterns, at the same time, the surface luster is soft, with a sense of reality and three-dimensional wood; with a certain degree of finish and decoration, with a certain degree of heat, chemical resistance, corrosion resistance, surface hardness. The main function of edge banding is to seal the cross-section of the board, so as to avoid the damage of environment and adverse factors (mainly moisture) in the process of use, prevent the volatilization of formaldehyde inside the board, and achieve the effect of decoration.