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板石也称瓦板石、瓦板岩。它具有板状或书页状构造;有良好的可劈性;劈分到一定厚度后仍保持有一定面积和强度。 近年来,世界流行复古风,人们感到人造的建筑材料不如天然的自然、美观、舒适。这股思潮给板石的开发利用创造了机遇,因此近十几年,我国板石的产量、品种有了较大的增加,并出口到许多亚、欧国家。 1.产量直线上升。1980年产量约6万m~2,1985年增至57万m~2,1991年增至162万m~2估计1996年将超过200万m~2。 2.品种增加。目前我国产
Slate stone is also called tile stone, tile slate. It has a plate-like or book-like structure; it has good tractability; it has a certain area and strength after it is divided into a certain thickness. In recent years, the world’s retro fashion has made people feel that man-made building materials are not as natural as natural, beautiful and comfortable. This trend of thought has created opportunities for the development and utilization of slate stones. Therefore, in recent decades, the output and varieties of slate stones in China have been greatly increased and exported to many Asian and European countries. 1. The output rose linearly. In 1980, the output was about 60,000 m2, and in 1985 it was increased to 570,000 m2, and in 1991 it was increased to 1.62 million m2, which is estimated to exceed 2 million m2 in 1996. 2. Variety increase. Currently produced in China