Supertec Universal Cylindrical Grinder Model G20P-50NC Specifications
|Distance Between Centers||20″|
|Swing Over Table||8″|
|Max. Grinding Diameter||8″|
|Max. Load Held Between Centers||176 lbs.|
|Swivelling Angle (R&L)||Fixed|
|Wheel Diameter (Dia. x Width x Bore)||14”x1~2”x ø5”|
|Wheel Speed (50/60Hz)||1960 rpm|
|Swivelling Angle (R&L)||+8º|
|Handwheel Per Revolution||0.39”|
|Traverse Speed||2.8/4.9/8.3 in/min.|
|Swivelling Angle (R&L)||±45º|
|Spindle Speed||150/264/356/480 rpm|
|Spindle Type||Live and Dead|
|INTERNAL GRINDING SPINDLE|
|Spindle speed||14000 rpm (opt:25000)|
|Max. Grinding Bore||15/16”~2 ¾”|
|Max. Grinding Length||2-3/4″|
|Max. Chucking Length||10-3/4″|
|Max. Chucking Diameter||ø4.3”|
|Wheelhead Motor||5 HP|
|Internal Grinding Motor||1/2|
Supertec Universal Cylindrical Grinder Model G20P-50NC Features
- Servo Motor & Ballscrew on Infeed (NC)
- One V One Flat Turcite Coated Guideway
- Workhead swivels ± 45˚ (G20P)
- Optional ID Attachment
- 5C spindle with manual collet closure std. (opt 3MT)
- Mitsubishi PLC Control
- Cartridge Type Wheel Spindle
- Workhead Swivels + 30˚/-90˚ (G25P)
- Optional Hydraulic Tailstock
- Sturdy rigid-designed workhead offers four selectable speeds from 150 to 483 rpm and swivels ±45∞ for various grinding operations.
- The design of the tailstock is both rigid and robust. Housed in a cast body, the hardened nitralloy steel sleeve is designed to carry a MT3 center.
- Cartridge type wheel spindle is equipped with four super precision angular contact class 7 (ABEC) bearings ensure high accuracy.
- One V and one flat hand-scraped guideways on the wheelhead are Turcite coated and incorporated with an automatic lubrication system, precision ballscrew, and A.C. servomotor to ensure smooth movement of the wheelhead which delivers longer way life with superior positioning accuracy and repeatability.
- Universal table with variable speeds can swivel +3º/-5º (G20P) and +7º/-9º (G25P) for cylindricity corrections and taper grinding applications.
- Slideways, leadscrews or ballscrews are continuously lubricated by an auto-lube system to ensure long service life and maintain maximum accuracy.
- Optional internal grinding attachment swings down into working position easily and quickly. It can grind workpieces with bores ranging from 3/5”-2 ¾” and depth up to 2 ¾”.
- Optional hydraulic tailstock is available for easy loading and unloading of parts.
- Mitsubishi PLC control uses a menu-driven LCD touch screen is easy to learn and easy to set. Simply fill in the blanks to set total grinding amount, rough increment, fine increment, sparkout passes, feeding direction, parking position, and retracting clearance, and press cycle start to complete automatic grinding cycle.
- Auto Lube
- Manual Dressing Attachment
- Wheel Extractor
- 440V – Optional on “NC” Models
- Coolant System
- Carbide Tip Center
- Balancing Arbor
- Tool Box w/Tools & Leveling Screws
Optional Accessories Available
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