... , easy-to-use (easy to clean, maintenance free) and long service life. Material Crystal Stone Thickness 10 mm, 15 mm, 20 mm, 30 ... Gas hole 0≤1.5mm≤2P/ Water-absorpitivity 5%-8% Dry compressive strength Above 60Mpa Bending strength Above 8.0Mpa Crystal stone from ... , plasticity, beautiful advantages. If you are interested in our crystal stone, please feel free to visit our website, you may also email us ...