infared Medium Bridge Cutting Machine It is suitable for cutting marble or granite slab. Boulder strip, curbstone,stair stone or cut stone ends.It is controlled by computer, and the performance is stable.Transverse feeding speed of blade is adjusted by inverter.It may burst automatically and cut automatically.Block trolley truck feeds also automatically and speed is ajusted by inverter.Workbench may rotate by hydraulic system, and also may located 90degree. Cutting speed is fast,accuracy is high.This machine may save cost and save labor.