Estd. 1987

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Delhi ι Gurgaon

Cylindrical Grinder - AMT Hydraulic Cylindrical Grinding Machine







• The machine bed is of one piece, close grained, graded cast iron.
• Box structure design, heavily reinforced with ribs, provides high rigidity and stability.


• Machine guide ways of V-Flat construction are precisely hand scrapped.
• The work head table as well as grinding wheel head slideways are coated with TURCITE-B linear bearing material which gives stick slip free movements, excellent
  vibration damping and high repetitive positioning accuracy.
• Continuous automatic lubrication system provided for guide ways. Centralized lubrication system is also provided, for efficient and positive lubrication of other moving


• The machine has a rigid Universal Work head, which can be swiveled to facilitate taper grinding.
• Work head spindle can be locked for grinding between centers or it can be rotated with the driving plate to carry work holding fixtures like collet, face plate or chuck.


• Wheel head spindle is made of special alloy steel, specially heart treated, ground and lapped to achieve high dimensional stability and long life.
• Spindle runs in precision White metal bush bearings, which give very high accuracy and excellent surface finish to the work piece.


• Infeed system comprises of hardened and ground feed screw, which ensures high positioning accuracy and repeatability.
• Specially designed nut having backlash adjustment is provided.
• Automatic infeed at table reversal.
• Hydraulically operated Rapid approach / Retraction of wheel head slide.


• Tailstock is of single piece construction for maximum rigidity.
• zHydraulic actuation of Tailstock can be offered as optional.


• Single lever operated Automatic Plunge and Traverse grinding cycles.
• Cycle operates as Work head & coolant ON-Rapid approach-Auto feed-Spark off-Rapid retraction and infeed hand wheel to starting position-Work head & Coolant OFF.
• Amount of infeed, infeed rate and spark off time are adjustable.s


• Electronic dwelling arrangement provided for effective End grinding operations. Separate timers for left and right ends.


• Internal grinding attachment with its independent drive motor is hinged on the wheel head and can be quickly lowered into grinding position.
• Variety of Internal Grinding spindles can be offered.


• Hydraulic power pack with solenoid valves is housed outside the machine.
• Extremely good thermal stability is achieved in the machine by isolating the hydraulic unit.


• Electrical/Electronic controls are contained in separate control cabinet, outside the machine, making it proof and provide easy maintenance.


• Stepless variable workspeed, 200 mm centre height in lieu of 150 mm & Inprocess Guage.



   MODEL   HL 300/150 HL 500/150-U HL 800/150-U HL 1000/200 HL 1250/200 HL 1500/200
   Centre height mm 150 150 150 150 150 150
   Max. grinding length mm 300 500 300 300 300 300
   Max. swivel of table deg 8 8 8 7 6 5
   Table speed inf. variable m/min 0.1-4 0.1-4 0.1-4 0.1-4 0.1-4 0.1-4
   Dwell at reversals sec - 0 60 0 60 0 60 0 60 0 60
   Grinding Wheel (d x w) mm 300x25 350x40 350x40 400x40 400x40 500x40
   Wheel head rapid approach mm - 50 50 50 50 50
   Wheel head swivel deg - 60 60 - - -
   No.of work head speeds   3 4 4 8 8 8
   Work head swivelmt deg 90 90 90 90 90 90
   Work head centre MT 4 4 4 4 4 5
   Tail stock centre MT 3 3 3 4 4 4
   Internal Grinding Spindle mm 60x250 60x250 60x250 80x250 80x250 80x250


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