... Stone(artificial stone) is synthesized with high purity acid-washed quartz stone(93%),high polymer material(7%)and a small amount ... penetration etc.*CHENKANG Stone(engineered stone) is widely used for quartz countertops, quartz tiles,quartz solid surface,man-made stone,floor, wall, bathroom, windows ... stain, distortion(4) Resistant to high temperature , no radiation. Artificial quartz stone tiles