erhauling period for over 10 years.
5. The independent electric cabinet is equipped with air conditioner for refrigerating, which prolongs the reliability and service life of the electric parts significantly, facilitates repair and maintenance, and is free from the influence of machine vibration.
6. P3 high-precision lead screw produced by Nanjing Process or Taiwan HIWIN (P1 is the highest and P6 is the lowest degree), and impored bearing support.
7. The beam is protected by the white steel, and