LASER SUBSURFACE ENGRAVING MACHINE It can engrave 2D/3D images, portraits inside crystal glass as everlasting, beautiful and excellent gifts 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?¨¢650mm?¨¢860mm 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?¨¢650mm?¨¢860mm Net Weight: 150kgs STN YAG-701 1. Product main technical index Laser Medium Nd¡êoYAG(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 water or pure water Water Supply Pressure 0.1 Mpa Consumed Power 1.2KW Weight 60kg