WE’RE A FULL SERVICE Production Centerless Grinding company.

Centerless Grinding:


Centerless grinding is at the heart of Absolute Grinding. It is a cost effective method that provides consistent, close diametrical tolerances under high-production conditions. Grinding time is shorter than other methods of grinding. Set up and cycle times are also faster.

Variations of Centerless Grinding

Throughfeed Grinding, Is used to grind straight, cylindrical parts that do not have projections. This method is also suitable for bar material for raw material suppliers, screw machine companies, and the fastener industry .

  • Thru-Feed Grinding Features
    • Bars with O.D. size range of .062” to 3”
    • Surface finish of 4 micro inches (R/A)
    • Tolerance of +/- .0001”
    • Typical lead times are 5-10 days
  • Thru-Feed Grinding Processes
    • In-House Fixture
    • Polishing (Cork Wheels)
  • Thru-Feed Grinding Applications
    • Shafts
    • Dowell Pins
    • Bearing Pins
    • Piston Rods
    • Screws
    • Sockets
    • Ejector Pins
In-Feed - End Feed and Form Grinding: This method is used as a form of plunge cutting or form grinding. This method is used for grinding work which has a shoulder, head, or some portion larger than the ground diameter. In addition, this method is used for simultaneous grinding of several diameters at the same time.

  • Infeed Grinding Features
    • Size range of .062” to 4”
    • Lengths up to 8”
    • Surface finish of 4 micro inches (R/A)
    • Tolerance of +/- .0001”
    • Typical lead times are 5-10 days
  • Infeed Grinding Processes
    • Screws
    • Bolts
    • Pins
  • Popular Infeed Grinding Applications
    • Captivation
    • Flats
    • Profiling
Bar Grinding:
Equipped with the expertise to meet the most demanding requirements, Absolute Grinding and Manufacturing offers Bar Grinding services that are perfect for long, semi-finished materials. By applying our grinding know-how, we possess the ability to grind bars that result in superior straightness and consistent dimensional tolerances.

  • Bar Grinding Features
    • Size range of .062” to 4”
    • Tolerance of +/- .0005”
    • Surface finish up to 10 R/A
    • 12 Foot Lengths
    • 75lbs Max Weight.
    • Typical lead times are 5-10 days
  • Common Bar Grinding Applications
    • Piston shafts
    • Heat treated steel
    • Lead screws
    • Raw steel
    • UHMW and Plastics
    • Titanium shafts
    • Ball screws
    • Hydraulic shafts
    • Linear shafting
    • Stainless steel shafting
Flat Grinding:
Flats can be ground on cylindrical surfaces more efficiently with centerless grinding than other methods. With threaded parts, no burs are left on the threads and micro finishes are possible.
HOME         CAPABILITIES       KNOCKOUT PINS      PRODUCTION GRINDING     ABOUT     CONTACT

ABSOLUTE GRINDING

Copyright 2018