Fiber laser machine Feature: 1.Consumables fewer, the whole power of this machine is lower, =800W 2.With air cooling system inside, reducing energy consumption, no need more careful maintenance in one hundred thousand hours 3.Electric-light conversion efficiency is high, without maintenance, more stable, easy to operate 4.USB interface to output the control, it can receive multi-forms document, for example , PLT, BMP, JPG, etc 5.Can mark code, producing time, words, letters,pictures etc. Specification: modelZK-F20 Laser power density80ZW/mm² Average laser power20W, can be optional 50W Laser wave length1060nm Light quality M21.6-1.8 Laser repositioning frequency20KHZ-80KHZ Engraving area30*30mm-300*300mm Engraving depth1.0mm Engraving speed≤12000mm/s Min. Line width0.006mm Min. character0.09mm Repositioning precision0.00002mm Overall power consumption550W Whole machine weight20KG Cooling systemAir cooling Voltage220V/50HZ Outlook size of machine400*340*200mm Sample photos: Fiber laser machine website:http://www.zkcncmachine.com/laser-machine/metal-laser-machine/