LASER SUBSURFACE ENGRAVING MACHINE STN YAG-801A 1.Main Machine Laser Frequency: 100Hz Laser Medium: Nd: YAG Laser Wavelength: 532nm(green light) Laser Engraving Head:1 piece Engraving Speed:4000-6000 points/min. Engraving Scope: 300mmx300mmx90mm X,Y,Z Axis Drive: Servo Drive Laser Power Supply output power:2KW Dimension (LxWxH): 820mmx760mmx1270mm Net Weight: 210kgs 2.Water Cooler Cooling Water:Purified water or deionized water Compressor Cooling Medium: R407C (non-Freon R22) Water Supply Pressure: 0.1 MPa Power Supply: 3 KW Dimension (LxWxH): 650mm?á650mm?á860mm Net Weight: 150kgs STN YAG-801B 1.Main Machine Laser Frequency: 200Hz Laser Medium: Nd: YAG Laser Wavelength: 532nm(green light) Laser Engraving Head:1 piece Engraving Speed:8000-12000 points/min. Engraving Scope: 300mmx300mmx90mm X,Y,Z Axis Drive: Servo Drive Laser Power Supply output power:3KW Dimension (LxWxH): 820mmx760mmx1270mm Net Weight: 220kgs 2.Water Cooler Cooling Water:Purified water or deionized water Compressor Cooling Medium: R407C (non-Freon R22) Water Supply Pressure: 0.1 MPa Power Supply: 3 KW Dimension (LxWxH): 650mm?á650mm?á860mm Net Weight: 150kgs STN YAG-701 1. Product main technical index Laser Medium Nd￡?YAG(yttrium aluminum garnet) Laser Wavelength 532nm Highest Frequency of Laser Power Supply 400HZ Power of Servo Motors 3X200W plus 1 Laser Scan head Maximum Engraving Range 300mm*200mm*90mm Engraving Speed 20000-24000dots/min Power of Laser Power Supply 4 KW Laser Head Number 1 Continuous Working Time 12 hrs(recommended time) Working Current of the Whole Machine <25 A Weight of Main Machine 180 kg Dimension of Main Machine 760mm*670mm*1000mm 2. Technical index of circulating water cooler Cooling Power 2.7 KW Cooling Medium R407C Water Medium deionized