Seamless grinding use the saturation resin to fill the seam, because the seam filled with resin will become protruding, higher than other place, so must grinding the part again at installation site.

• 但因石材安装时无法完全平整且填缝树脂会较高凸，所以必须以现场研磨工法重新研磨抛光，如此将可获得完善的效果。