Wheel must be used with safety guards. The actual rotational axis of the wheel and its axis of rotation through the center of mass deviation from parallel state called static unbalance wheel. This is usually due wheel uneven density, both ends of the hole and the surface is not parallel or coaxial cylindrical deviation has caused.
2013年10月16日星期三
Abrasive jet cutting seam technology of theoretical research
Wells on the wall in the implementation of abrasive jet cutting seam injection technology to increase production, so that the economic benefits of oil has been great, so a lot of engineering and technical personnel in research on this technology. For abrasive jet cutting seam cutting tools , we must first study abrasive jet cutting cracks in the flow, and then study the material under the action of the jet damage, so as to determine the jet parameters, the development of
synthetic diamond provide a theoretical basis and foundation, so for abrasive water jet cutting theoretical study of sewing techniques, both academic value but also practical significance. When the jet of fluid flow in slotting the basic initial
Abrasive grinding wheel segment dissipate when the sand pressure water ejected from the nozzle while moving from top to bottom on the wall casing to be cut, because the casing diameter slotted equipment space is filled with water jet fluid motion can be considered as free submerged jet. Because the nozzle orifice is circular cross section which is circular jet, the jet can be classified into several sections.
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