Supertec Machinery Inc.

Cylindrical Grinder

CNC Cylindrical Grinder (Plunge Type)
G20P/G25P CNC Series
G32P/G38P CNC Series
CNC Cylindrical Grinder (Angular Type)
G25A CNC Series
G32A/G38A-35/50 CNC Series
Cylindrical Grinder
G20P/G25P Series
G32P/G38P Series
CNC Universal Cylindrical Grinder
SUG-60/100CNC(A/B)
CNC Traverse Wheelhead Cylindrical Grinder
G38TH Series

Internal Grinder

Centerless Grinder

Surface Grinder

Grinding Machine

Cylindrical Grinder

Home>Products>Cylindrical Grinder> Cylindrical Grinder >G20P/G25P Series

G20P/G25P Series

Image of Cylindrical Grinder - G20P/G25P Series

Features :

Optional Accessories :

  1. I.D Spindle
  2. Balancing Stand
  3. Manual Leaver 5C Closer
  4. 5C Collets
  5. Parallel Dressing Attachment (Manual)
  6. Hydraulic Parallel Dressing Attachment
  7. 3-Jaw Scroll Chuck
  8. 4-Jaw Chuck
  9. 4-Jaw Scroll Chuck
  10. Fixed Back Plate
  11. Adjustable Back Plate
  12. 2-Point Steady Rest
  13. 3-Point Steady Rest
  14. Digital Readout
  15. Radius Dressing Device
  16. Angle Dressing Device
  17. Spare Grinding Wheel
  18. Spare Wheel Flange
  19. Coolant System W/Magnetic Separator & Paper Filter
  20. Coolant System W/Paper Filter

Specifications :

Description / Model G20P-50M/NC G25P-50H/NC
General capacity Distance netween Centers 500(20") 500(20")
Swing over Table Ø220(Ø8.8") Ø260(Ø10.2")
Max. Grinding Diameter Ø200(Ø8") Ø250(Ø10")
Max. Load Held between Centers 80kgs(176lbs)
Grinding Wheel Wheel Diameter (dia. x Width x Bore) Ø355 x 38 x Ø127
(Ø14" x 1.5" x Ø5")
Ø405 x 50 x Ø127
(Ø16" x 2" x Ø5")
Wheel Speed 1620/1960 1800
Wheelhead Swivelling Angle(R & L) Fixed ±30°
Infeed Travel 160(6.3) 135(5.3")
Handfeed Travel 160(6.3) 90(3.5")
Top Slide Travel 180(7")
Automatic Rapid Travel 45(1-3/4")
Auto Increment Infeed (NC model) Ø0.001~Ø0.999
(Ø0.001"~Ø0.0999")
Handwheel per Graduation Ø0.005(Ø0.0002") Ø0.004(Ø0.0002")
Handwheel per Revolution Ø2(0.1")
Workhead Swivelling Angle (R & L) ±45°
Center Taper MT 3 (opt. 5c)
Spindle Speed 150/264/156/480 rpm
Tailstock Center Taper MT 3
Quill Travel 25(1")
Table Swivelling Angle (R & L) ±8°
Traverse Speed 80/140/230
(3"/5.5"/9")
30~7000mm/min
(1-1/5~275in/min)
Handwheel per Revolution 9(0.35") 10(4")
Internal Grinding Spindle Speed 14000rpm or 25000rpm 18000rpm or 25000rpm
Max. Grinding Bore Ø24~70
(Ø0.95"~2.76")
Ø30~100 (Ø1.18"~3.94")
or Ø20~50 (Ø0.79"~1.97")
Max. Grindind Length 70(28") 110(4.3") or 55(2.2")
Max. Chucking Length 275(10.8") 315(12.4")
Max. Chucking Diameter Ø110(Ø4") Ø150(Ø6")
Motor Wheel Spindle Motor 3HP(4P) 5HP(4P)
Workhead Motor 1/2HP(4P)
Hydraulic Pump 1/8HP(4P)
Coolant Pump - 2HP(4P)
Internal Grinding Motor 1/2HP(2P) 2HP(4P)
Machine Net Weight (approx) 1850kgs(4070lbs) 2800kgs(6160lbs)
Gross Weight (approx) 2250kgs(4950lbs) 3200kgs(7040lbs)
Packing Dimension (L x W x H) 2220 x 1370 x 1880
(87" x 54" x 74")
2280 x 2280 x 1940
(90" x 90" x 76")

Remark: We reserve the right to modify the specification relating to any of the above machines wirhout notice.

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