(1)As for the technology, due to the laser wavelengh is 10.6μm output from the CO2 laser machine, the coupling efficiency with the non-metal materials is very high for its long wavelengh, and easy to absord on the non-metal surface. The machines with middle and small power are mainly used in the garment textile、advertisement handicrafts、electron、printing and such non-metal processing industries. Only when the output power of CO2 laser machine is up to a certain figure, the laser energy produced is absorded by the metal materials, the efficiency is good, so the large power CO2 laser cutting machine is also widely used in the metal materials processing industry, and suitable for cutting carbon steel within 20mm and stainless steel in middle thickness, and unsuitable for cutting copper and aluminum and such those colored metal with high reflection. While due to the large power and large volume of CO2 laser machine for cutting metal, so the equipment is large and the producing cost is very high. At the other hand, due to the short wavelengh of output and high efficiency of coupling with metal, and easy to absord on the surface of the metal, the YAG solid laser machine is suitable for cutting the carbon steel、stainless steel including the high reflecting colored metal like copper and aluminum, and the volume is small and energy cosumption is low.
(2)As for the cost, if using the large power CO2 to cut sheets, first it needs a big investment to purchase the equipment, especially to those enterprises in middle-small scale. If the demands of enterprise is small, the equipment will not meet up the working fully, it is wasteful. In addition, YAG laser machine can work right away when using, can fully meet up the those small and quick changing demands. At the meanwhile, in the respect of electronic energy、equipment consumption and accessorial gases YAG laser machine, the cost of laser machine is lower its CO2 laser machine, therefore, counting from comprehensive cost, the cost performance of YAG solid laser machine is optimal.
sheet metal laser cutting machine |
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