OUR EQUIPMENT


cnc machine tool

Mill Department


  • 15 Modern CNC Machining Centers

  • 60.0" x 30.0" x 30.0" Max Capacity

  • High-Speed Machining

  • Metallic & Non-Metallic Machining

  • Exotic Metals Machining

  • Dimensional Accuracy within ±.0002”
(2) Fadal 4020HT VMCs
  • 10,000-rpm Spindle
  • 40.0" x 20.0" x 20.0" Capacity
(1) Fadal 6030 VMC
  • 10,000-rpm Spindle
  • 60.0" x 30.0" x 30.0" Capacity
(4) Fadal 4020 VMCs
  • 10,000-rpm Spindle
  • 40.0" x 20.0" x 20.0" Capacity
(2) Fadal 3016 VMC
  • 10,000-rpm Spindle
  • 30.0" x 16.0" x 20.0" Capacity
(6) Fadal 2216 VMCs
  • 10,000-rpm Spindle
  • 22.0" x 16.0" x 20.0" Capacity
(5) Bridgeport Knee Mills

cnc machine tool

Lathe Department


  • 12 Modern CNC Turning Centers

  • 2.0" Max thru Spindle

  • Swiss-Type Automatic Turning

  • Metallic & Non-Metallic Machining

  • Exotic Metals Machining

  • Dimensional Accuracy within ±.0001”
(1) SMT SL1500 CNC Lathe
  • 6.0" Chuck
  • 6k Spindle
(1) SMT SL2000 CNC Lathe
  • 8.0" Chuck
  • 4.5k Spindle
(1) Star SR-20J CNC Swiss-Type Automatic Lathe
  • .625" Max Turn Dia
  • 10k Spindle
(2) Star SR-20RII CNC Swiss-Type Automatic Lathes
  • .78" Max Turn Dia
  • 10k Spindle
(1) Nakamura-Tome Slant 1 Turning Center
  • Fanuc 11t Control
(1) Supermax GT-250A CNC Lathe
  • 24" x 12" Capacity
(5) Supermax CNC Lathes
  • 1.5" thru Spindle
  • 6k Spindle
(4) Hardinge Chuckers
(1) Graziano Engine Lathe

surface grinder

Miscellaneous Equipment


  • Automatic Surface Grinding

  • Automatic Horizontal Sawing

  • Laser Marking

  • Laser Engraving

  • Shrink Wrapping

  • Bead Blasting
Amada Laser Marking Machine
Chevalier FSG-1A618 Automatic Surface Grinder
Amada HDA250 Automatic Horizontal Saw
Epilog Fiber Mark Laser Engraver
  • 24" x 12" Capacity
Belco Shrink Wrapper
Baldor Buffers
Baldor Sanders
Trinco Bead Blasters

Quality Assurance Department


Masterview Comparators
Wilson Hardness Tester
Mitutoyo Height Gages
Brown & Sharpe Height Gage
Surface Plate - 36" x 48"
Mitutoyo Jo Block Set
Deltronic Pin Gage Sets
Micrometers & Calipers
Dial Bore Gages
Ring & Plug Thread Gages
Pin Micrometers
Depth Micrometers

JMG works with a variety of materials including Aluminum, Steel, Copper, Brass, Bronze, Plastics, and more.

metal bars

Aluminum Alloys

2011 • 2017 • 2024 • 2219 • 5052 • 6061 • 6063 • 6262 • 7050 • 7075 • K100 & More

Plastics

Acrylic • Delrin® • Polycarbonate • Polyethylene/UHMW • PEEK® • Nylon • Teflon® • Vespel® • Ultem® & More

Stainless Steel

13-8MO • 15-5PH • 17-4PH • 300/400 Series • Nitronic • AM-355 & More

Brass & Bronze

200/300 Series Brass • 400/500 Series Bronze • Ampco • Silicon & Manganese Bronze • Aluminum Bronze & More

Carbon Steel

1018 • 1025 • 1040 • 1045 • 1112 • 1117 • 1144 • 1215 • 12L14 Ledloy & More

Copper

100 Series OFE/OF/ETP/DHP Copper • Tellurium Copper • Half- and Full-Hard & More

Titanium

6Al-4V • 6Al-6V-2Sn • 6Al-7Nb • 8Al-1Mo-1V • 10Al-2V-3Sn • CP 1, 2, 3 & 4 • Ti-1100 & More


Composites & Matrix Materials


JMG provides outside processing as a value-added service for our customers.

Plating & Coating


  • Anodizing
  • Black Oxide Coating

  • Cadmium Plating

  • Chemical Film Coating
  • Chromate Conversion Coating

  • Chrome Plating

  • Electroless Nickel Plating

  • Nickel Plating

  • Painting & Powder Coating

  • Precious Metals Plating

  • Solid Dry Film Lubrication

  • Zinc Plating

Other Processes


  • Broaching
  • Hand Polishing
  • Heat Treating

  • Honing
  • I.D. / O.D. / Centerless Grinding
  • Laser Marking
  • Nital Etching
  • Non-Destructive Testing

  • Passivating & Cleaning

  • Shot Peening / Glass Bead Blasting
  • Thread Grinding
  • Welding & Brazing

All processing is performed by approved suppliers as a value-added service for our customers.