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3. RU-RE 350-1

        The universal round RU and outer RE grinding machine is designed for processing by grinding outer and interior surfaces of revolution (cylindrical, conical, profiled) and flat frontal surfaces. It can operate in manual or semi-automatic work with automatic pre-set shut-off system.

        Main technical specifications:

• height of the heads: 175 mm;
• maximum diameter of external grinding: 350 mm;
• maximum diameter of interior grinding: 203 mm;
• maximum length of external grinding: 1,000 mm;
• maximum length of interior grinding between the heads : 500 mm;
• maximum weight of the workpiece between the heads: 300 kg;
• the size of the port-brooch slot from the grinding arm: 80x160 mm;
• normal width of the simple stone: 80 mm;
• maximum width of the simple stone: 100 mm;
• maximum width of the composite stone: 125 mm;
• table rotation at different distances between the heads: : 9°/630 mm; 7°/1,000 mm;
• adjustable table speed without steps: 0,05 ÷ 6 m/min;
• minimum travel to the hydraulic movement of the table: 2 mm;
• processing precision of the workpiece:
  • Circularity: 0.0016;
  • Cylindricity: 0.005\/500;
• Minimum value of the radial feed:
  • at the ratchet: 0.005;
  • at the graduated drum: 0.01;
  • at the  micrometric drum: 0.001;