Armstrong RM's Facility & Equipment List

To offer all of our processes for metal and plastic prototyping and low-volume production takes a lot of equipment and space. To offer all of these services and deliver rapidly on every order, Armstrong RM has four buildings that cover 95,000 sq. ft.

Facilities List:


cnc machinging centers

Nearly 100,000 square feet of production facilities give you the capacity you need for short-run manufacturing of metal and plastic components.

Rapid Prototyping and Engineering (4,000 sq. ft.)

  • Armstrong has a 100-computer network with 8 servers on a gigabyte network backbone.
  • Our CAD and engineering facilities are equipped with the following software:
    • Solidworks
    • Pro Engineer
  • Our CAM machining area utilizes Surfcam and a secure wireless network to communicate between machines and computers.
  • Jobs are tracked with barcode technology over the wireless backbone.
  • SLA and SLS capability is available as well as high-speed machining for model creation.

Quality Control (2,000 sq. ft.)

Armstrong utilizes the following technologies for Quality Assurance:

  • X-ray machines (TFI)
  • Tensiometers
  • Hardness testers (Brinell and Rockwell)
  • Spectrometers (Spectrolab)
  • RP X-omat film process
  • Coordinate measuring machines (Helmel)
  • Liquid penetration systems
  • Temperature controllers(Honeywell)
  • Micrograph

Tooling Division (7,500 sq. ft.)

plastics shop video

The tooling division is outfitted with 18 mills and a collection of grinders, lathes, and drill presses.

Armstrong has a state-of-the-art Tooling Division staffed with highly skilled tool and die craftsmen and accomplished CAM machinists. The following equipment is included in the tooling arsenal:

  • CNC milling machines (Tiger, Anilam)
  • Hand-operated milling machines (Bridgeport)
  • Joiners
  • Drill presses
  • Grinders
  • Lathes

Plastics Division (18,000 sq. ft.)

plastics shop video

RIM (reaction injection molding) press line for prototype and low-volume production parts.

Armstrong's Plastics Division is equipped with the following low-pressure molding tools for onsite part production:

  • Canon R.I.M. molding machine (Canon)
  • Dual-zone mold heaters
  • R.I.M. dispensers (Hi-tech, Battenfield)
  • Vapor degreasers
  • Autoclaves
  • Sand blasters
  • Milling machines
  • Compressors
  • Lathes
  • Paint booths
  • Heat treat ovens
  • Air Make-Up (Reznor)
  • 25 Ton R.I.M. press (Battenfield)
  • 50 Ton R.I.M. press (Battenfield)
  • 75 Ton R.I.M. press (Battenfield)
  • CFT-15 R.I.M. press (Krause Maffei)
  • Ring Line R.I.M. material delivery systems
  • Automatic R.I.M. material fill station

Foundry Division (23,000 sq. ft)

plastics shop video

The foundry division houses the precision airset sand casting and rubber plaster molding (RPM) operations.

Armstrong RM has a nicely equipped Foundry Department including the following equipment:

  • Several melting furnaces (McEnglevan)
  • Shell core machines (Radford, Dependable)
  • Heat treat ovens (Recco, Grieve)
  • Welding equipment (Miller)
  • Tumblers (Ultramatic)
  • Graphite molding machines (Rant)
  • Spin cast machine (Spin Cast)
  • Mixers
  • Scales
  • Drying ovens (Porbeck)
  • Sand muller (Carver)
  • Sand mixer with hopper (Dependable)
  • Pressure blaster (Universal)
  • Wash-out machines (Universal)
  • Quantitative gas checking system
  • Sand reclamation system (Dependable)
  • Plaster recycler
  • Milling machines
  • Sanders, belt and disk
  • Vibratory tumbler (Wheelabrator)
  • Plaster mixing machine, hopper & Altas Digital Scale
  • Rotary impeller degassing systems


Machining & Fabrication Facilities (20,000 sq. ft.)

plastics shop video

The machining division houses more than two dozen CNC machining centers and spans more than 20,000 square feet.

Armstrong's Machining and Fabrication Divisions are equipped with state of the art equipment including:

  • Horizontal milling machines (Matsuura, HAAS)
  • Vertical milling machines (Matsuura, Robo-Drill, Bridgeport, ACRA)
  • Pallet loaders
  • Drill presses
  • Band saws
  • Grinders
  • PEM-serter
  • Parts washers (Aqueous/Ultrasonic)
  • Ultrasonic parts washer
  • Lathes (Lebond)
  • RF gasket machine
  • Heat treat ovens (Grieve)
  • Tapping machines (Flex-Arm)


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