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large bar machining

Large Shaft & Tie Bar Machining

Armor Acubar

Our specialty lies above and beyond what other shops can manage.

We are the experts at long, large shaft machining, with capabilities of up to 48 inches in diameter, 42 feet long, and up to 40,000 lbs. per piece! Our ISO certification provides assurance that our operation is world-class, and our long history in this market assures that your parts will adhere to the most exacting specifications.

High Quality OEM & Aftermarket Machined Components

Historically serving the aerospace, defense, nuclear, utility, energy, food processing, agriculture, plastics, die casting, oil and gas industries, here at Armor Acubar we offer a wide range of machines and expertise to serve our customer requirements.

• ISO 9001 2015 Certified

• One piece to production lots

We specialize in long, large bar & shaft machining, with Large CNC Lathe Machining Capabilities:

• Up to 48” diameter x 42’ long

• 40,000 lbs. per piece
• Live tooling

Key Equipment List


TUR930MNx4M CNC Lathe
36.6″swing x157.5″ between centers, 5.5″Bore, Fanuc 21iT Control.
New 2013

L&L 950-6M
(5) Bed Way Heavy Duty CNC Lathe, 37.4” Cutting Dia. x 236.2”
between centers w/programmable tailstock and hydraulic steady
rests. 9″ dia spindle bore. Boring bar attachment. New 2012

Gurutzpe Model B1400
Heavy Duty 5-axis CNC Lathe, 63/48 x 567″ swing over carriage
48″, distance between centers 47′; live tooling

MTR Ravensburg
Hollow Center-drive Spindle CNC Lathe with (3) Tool Stations.
Capable of machining bars 20″ dia. x 40′ Long (40,000 Lbs. Max.)
Control Retrofit 2015

Poreba CNC LatheTPL90A2N
36″/21″ swing x 160″ between centers, 8″ dia. spindle bore

Poreba CNC Lathe
TPK9OA2N, 36″/21 ” swing x 118″ between centers


Parpas Quartz 4000
Moving column bed type 5 axis CNC mill w/ 6th axis indexer.
Longitudinal travel 157.5″, cross travel 47″, vertical travel 63″. New

AJV60/80 Bridge Type CNC 3 Axis Vertical Machining Center
X=79″, Y=55″, Z=20″. 35HP, 30 ATC

AJV35/80 Bridge Type CNC 4 Axis Vertical Machining Center
X=79″, Y=35″, Z=20″. 35HP, 30 ATC; spline milling capability


Cincinnati Milacron
#3EA Centerless Grinder, 2″-11″ capacity, 22′ long

Heald Internal Grinder
Model #72A for I.D. Grinding up to 15″ dia. x 60″ long. (Short work
pieces as large as 30″ O.D.)

42″ Blanchard Grinder
Swings 48″ across corners of work-piece


Poreba Engine Lathe
TRI15-13, 45″ swing x 512″ between centers, twin carriages

Poreba Engine Lathe
TRI15-8, 45″ swing x 315″ between centers

Poreba Engine Lathe (qty 2)
TPK90N, 36″/48″ swing x 236″ between centers

Lehmann Engine Lathe
34″ swing x 372″ between centers

Monarch Engine Lathe
22″ swing x 336″ between centers

Wafum Model TUR560 Engine Lathe
21″ swing, 120″ between centers

Wafum Model TUR630 Engine Lathe
21″ swing, 80″ between centers

LeBlond Lathe
17″ swing, 52″ between centers


Giddings & Lewis Model 350T
5″ Bar Horizontal Boring Mill with Digital Readout, 60″ x 98″ table,
with tailstock and outboard supports

Model 42B60 4″ Bar Horizontal Boring Mill

Giddings & Lewis
Model 300T Horizontal Boring Mill, 3″ Bar, with tailstock and
outboard supports

Milling Machine equipped with digital readout

Bridgeport Type Vertical Mill with digital readouts


(Gun Drilling, Super-finishing & Honing)

Barnes (qty 2)
Spindle Gun Drill 2 1/2″ dia. capacity 10′ Stroke

Sliding Table
Straightening Press 500 Ton

Barnes Vertical Honing Machine
for bores up to 10″ dia. x 60″ long, Model 307

Barnes Vertical Honing Machine
for bores up to 6″ dia. x 36″ long, Model 307

Model 815OF Microfinishing System

G & P
Power Belt Grinding Attachments for Lathes

Contact us at 269-927-3000 or