20″ x 8″ New Supertec Universal Cylindrical Grinder Model G20P-50NC

  • 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 (NC)
  • Cartridge Type Wheel Spindle
  • Workhead Swivels + 30˚/-90˚ (G25P)
  • Optional Hydraulic Tailstock
SKU: 5894 Category:

Description

20″ x 8″ New Supertec Universal Cylindrical Grinder Specifications

GENERAL CAPACITY
Distance Between Centers 20″
Swing Over Table 8″
Max. Grinding Diameter 8″
Max. Load Held Between Centers 176 lbs.
Wheelhead
Swivelling Angle (R&L) Fixed
Infeed/Handfeed Travel 5.3″
GRINDING WHEEL
 Wheel Diameter (Dia. x Width x Bore) 14”x1~2”x ø5”
Wheel Speed (50/60Hz)  1960 rpm
TABLE
Swivelling Angle (R&L)  +8º
Handwheel Per Revolution 0.39”
Traverse Speed  2.8/4.9/8.3 in/min.
WORKHEAD
Swivelling Angle (R&L)  ±45º
Center Taper MT3
Spindle Speed  150/264/356/480 rpm
Spindle Type  Live and Dead
TAILSTOCK
Center Taper  MT3
Quill Travel 1″
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”
MOTOR
 Wheelhead Motor  5 HP
Workhead Motor  1/2
Coolant Motor  1/8
Internal Grinding Motor 1/2
Weight  4700 lbs.
Dimensions 82”x47”x78” 
SKU# 1060

 

20″ x 8″ New Supertec Universal Cylindrical Grinder 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.

Standard Accessories for 20″ x 8″ New Supertec Universal Cylindrical Grinder

  • 5C Lever Type Collet Closer (with 5C spindle)
  • 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

ABOUT US

Worldwide Machine Tool is the leader in providing full sales, parts and service, financing, transportation and training of new and used machine tools for chip and fabrication clients across the United States, Canada and Mexico. With over 25 years of experience in the industrial machinery tool industry, we have the knowledge and expertise to provide you with the best customer service support and technical expertise on all new and used machine tools to meet their needs.

We buy and sell new and used ironworkers, shears, lathes, milling machines, drills, saws, press brakes, routers, turret punch models, presses, welders, deburring and beveling machines, plate rolls, laser, waterjets and associated tooling and accessories. We take pride in being a trustworthy partner that our customers rely on through the years. Our experienced sales team would love to help you with your next machine tool purchase.

Call 614-255-9000 or Contact us today to experience the Worldwide Machine Tool difference.

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