?型號：阻尼布；黑色；硬度：邵A57±3；無填料；密度：0.34±2；適用于精密光學、液晶顯示器玻璃等光學元件的精密拋光。

??Model:Damping cloth;Black;
??Hardness:Shao A57±3;No filler;
??Density:0.34±2;
??Suitable for precision polishing of optical components such as precision optics and LCD display glass.