CNC Machining Aluminum | Precision Grinding, Inc.

PGI Steel is "The Single Source Solution for Custom Steel Plate."

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Machining Aluminum

Renishaw Optical Probe

Renishaw Optical Probe

PGI Steel can also machine aluminum plates.  We make use of work-piece clamping and vacuum systems to enable us to perform machining aluminum and other non-magnetic parts with a high level of accuracy.  Among the aluminum parts that we can machine include aluminum extrusions, dial plates, index plates, molds, table tops and side frames.

Our  CNC Vertical Milling Center from Johnford is an ultra-accurate 4-Axis CNC Machine holding tolerance levels from +/- .0004.  Equipped with a forty capacity tool changer, our precision machining center can process small-sized, large-sized, small-quantity or large-quantity jobs with precision and speed. Quote requests and orders for precision machined parts come in a variety of quantities, shapes and sizes.  We can complete and deliver complex, larger and irregular shaped machined parts to you quickly.

Machining with PGI

Our Johnford milling machine can handle larger parts.  The travel capacity is 42 x 109 x 162, and the weight capacity is 22,000 pounds. This vertical milling machine supports large, thick machine basest-slotted bolster plates, and machine tables whether you need drilling, boring, counter sinking, reaming, tapping, key slots, T Slots, oil grooves, grease groves, machined profiles, beveling or a variety of other special machining.

Along with three Yama Seiki CNC Machine Centers that machine parts to as large as 31.5″ x 47″ x 78″, and a Takumi CNC Machine Center (31″ x 78″ x 122″), Precision Grinding maintains (2) 83″ x 134″ horizontal boring mills allowing complete support for your Large Machining requirements.

Milling and Machining Capabilities


We provide a wide variety of value-added services, including:

  • Steel Machining
  • Cast Iron Machining
  • Aluminum Machining
  • Stainless Steel Machining Milling Machining
  • Milling Metal
  • Milling Steel
  • Milling Tools
  • Milling Parts Specialties
  • Beveling
  • Boring
  • Cutting
  • Drilling
  • Forming
  • Shaping
  • T-Slotting
  • Tapping
  • Threading
  • CNC Turning



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