China Block Stone,Granite Marble Blocks

The term "block stone" refers to the block stone with certain specifications, which can meet the requirements of plate processing or other USES after the processing of stone in mines.Raw material is not only the product of stone mine, but also the raw material of plate processing plant.It's in cubic meters.The basic size of raw materials (marble, granite, sandstone and other stones) is regulated in the industry, so as to save resources and improve processing productivity.classification1. Cutting materials are divided into two categories according to the shaping method:2. Saw cut (SS) : the six faces are cut by saw cutting.3. Split block (CS) : one or more sides of the block are shaped by means of chiseling.Cut materials are divided into three types by volume.volume3 or higherP 1 ~ < 3Acuity 0.35 ~ < 1levelIt is divided into three grades: first grade (A), qualified product (B), small material (C), according to the dimension tolerance, plane tolerance, Angle tolerance and appearance quality.Naming and marking1. Raw material naming order: raw material place name, color pattern feature name, marble (M).2. Cutting material marking order: naming and classification, specification and size, grade, standard number