1.The controller uses DSP technology and enhancing data processing speed 2.engraving speed can reach up to 8m /minute.

Applications This  HB-1122501-GZ CNC stone engraver is the upgraded from previous models, it is equipped with water cooling circulation system, spray nozzle, specially designed for stone, glass and soft metal processing. Easy operation, sturdy, durable reliable performance, reasonable price, multi-functions and wide range of application make it possible to process stone products and most non-metal and some soft metal materials, for example, acrylic, PVC, Foam board, stone, copper, aluminum, plastic plate, wood, glass etc.Main Configuration InformationEngraving area: 1200mm * 2500mm * 120mmMaximum Travel Speed: 12m / min (DSP)Spindle Power: 2.2,3.0KW water coolingpower supply: 220V, 50HzAccuracy in M/M Stepper motors: 0.006mm16 pcs engraving tools12 Month Warranty on parts and Labor

Maximum Engraving Area	1200mm * 2500mm * 120mm
Spindle Power	2.2/3.0 KW inverter-driven spindle motor cooled by water.
Travel Speed (X, Y, Z triaxial move together )	12m/min
Instruction Resolution	0.01mm (0.0004")
Repeat Precision	0.025
Engraving tools	Ø3.175, Ø 4, Ø6.00
Rotational Speed of Spindle	6000 - 24000rpm
Height From Gantry to Worktable	120mm (4.7")
CNC Controller	DSP
Engraving Software	TYPE3,ARTCAM,CASMATE,JD
Type of Driving Motor	Stepper motor
Type of Worktable	Water cooling circulation system, spray nozzle
Interface	USB
Capacity of Memory	32M
Instruction Format	G code or HPGL
Power Consume	2200W
Cooling Method	Water-cooling
Power Supply	AC 110V-240V, AC380V. 50Hz or 60Hz

Sample pictuer:  

hot sale granite stone laser engraving machine