sand cutting

On the basis of erosion wear theory of materials and the abrasive water jet cutting process, the mechanisms of both casing cutting and formation rock cutting with hydraulic sand blasting perforation of oil wells are discussed, and the influencing parameters are investigated.

根据材料冲蚀磨损理论和磨料射流切割原理，对利用水力喷砂射孔技术切割套管和近井地层岩石的机理及其影响因素进行了分析。

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ExhibIt'sand belt sand paper abrasive product , diamond sand wheel , Pitch cutting, Black lead cloth, etc.

展品:带、纸其异型品,石墨布 、 、瓷轮、割片 、 刚石轮等.

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Conduct the cutting as soon as possible using the most ideal pressure and flow rate of sand.

使用使用最理想的压力和最理想的砂料流量尽快切割。

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Sand-blasting nozzles , drawing nibs for high strength steel wire, lathe cutting tools , saw tips.

适合于喷沙嘴、适合高强钢绞线的拔丝夹头 、 车刀 、 锯齿.

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Folk arts& crafts demonstration by peach orchard families: paper cutting, sand picture, sugar-coated figurine, dough figurine, sugar-coated berry, etc.

桃源人家民间工艺大汇展：剪纸、沙画、糖人、面人、糖葫芦等。

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