Machining

Precision CNC Turning Services

National Technologies provides a full line of CNC turning capabilities. An extensive complement of Hardinge & Haas super-precision CNC turning centers employing the latest technologies provides the precision advantage National Technologies brings to its CNC turning customers. Close tolerances, tight concentricities, fine finishes and complex features are all part of National Technologies CNC turning expertise. The best in CNC equipment, engineering and experience make National Technologies the performance leader in CNC turning.

  • Super-Precision Equipment
  • Latest Technologies
  • Full Range Capacity
  • Live Tooling

Precision CNC Turning Capabilities

Machining Process

Contour Turning
Form Turning
Taper Turning
Straight Turning
Threading
Tapping
Thread Rolling
Thread Grinding
Thread Milling

Equipment Capabilities

CNC Controlled
Bar Feeding

Machinery Axis

Live Tooling

Tooling

In-House Fixturing

Chucking

4 to 18 in

Tubing

1026 DOM
Seamless
SAE J525 Hydraulic
Black Pipe

Materials (Metal)

Steel
Stainless Steel
Aluminum
Brass
Bronze
Copper
Zinc
Nickel
Cast Iron

Materials (Plastic)

Acetal
Delrin
Nylon
Polycarbonate
Lexan
Acrylic
PVC
Teflon
UHMW
Garolite

Turning Diameter

Up to 15 in

Turning Length (on Center)

Up to 30 in

OD & ID Tolerance

± 0.0001 in

Length Tolerance

± 0.0004 in

Equipment

1 Hanwha XD38 CNC Swiss Lathe 1-1/2″ Bar
1 Haas SL-30 4″ Bar & 18″ Chucking
1 Haas SL-30 3″ Bar & 10″ Chucking
1 Haas SL20APL w/ Robotic Loader 3″ Bar & 8″ Chucking
4 Haas SL-20 2-1/2″ Bar & 10″ Chucking
3 Hardinge Conquest 65 CNC 2-1/2″ Bar & 10″ Chucking with Live Tooling
1 Haas HL-4 2-1/2″ Bar & 10″ Chucking
1 Hardinge Conquest T42 CNC 2″ Bar & 8″ Chucking with Live Tooling
1 Hardinge Cobra 51 CNC 2″ Bar & 8″ Chucking
1 Hardinge Conquest 51 CNC 2″ Bar & 8″ Chucking

1 Hardinge Quest 10/65 CNC 2-1/2″ Bar & 10″ Chucking
1 Hardinge Talent CNC 2″ Bar & 8″ Chucking
5 Haas SL-10 1-3/4″ Bar & 6″ Chucking
4 Haas GT-20 1-5/8″ Bar & 8″ Chucking
1 Hardinge Conquest 42 CNC 1-5/8″ Bar & 6″ Chucking
2 Hardinge Cobra 42 1-5/8″ Bar & 6″ Chucking
6 Hardinge Conquest CNC GTSP 1-1/16″ Bar & 4″ Chucking with Live Tooling
1 Emco-Turn 345 CNC 1-5/8″ Bar & 6″ Chucking
1 Haas Mini-Lathe 1-1/16″ Bar & 4″ Chucking
1 Haas Mini-Lathe w/ Robotic Loader 1-1/16″ Bar & 4″ Chucking

Other Value Added Services

Balancing
Bending
EDM
Laser Cutting
Water Jet Cutting
Honing
Burnishing (ID & OD)
Marking

Engraving
Laser Marking
Sand Blasting
Vibratory
Thermo-Deburring
Custom Packaging
Labeling

Inspection

Optical Comparator
Coordinate Measuring Machine
Granite Surface Plates
Microscopes

Testing

Hardness
Non-Destructive
Magnetic Particle
Chemical Property Verification
Mechanical Property Verification
Cleanliness

Quality

Supply Chain Management
Statistical Process Control (SPC)

Production Volume

Short to Long Runs

Lead Time

Quick Turn Around

Additional Information

Industry Focus

Aerospace & Defense
Agricultural Machinery
Automotive & Transport
Communications
Construction, Mining & Heavy Equipment
Consumer Products
Energy & Utilities
Engine Manufacturers
Fluid Control

Equipment, Pump, Seal & Valve
Fuel Systems
Hydraulics
Industrial Machinery & Equipment
Medical
Power Generation
Recreational Equipment

Industry Standards

ISO 9001:2008
ASQ Certified Inspectors
NJSU/APQP

File Formats

SolidWorks
Anvil
Bobcad
FAI Process Improvement
Gibbs
Hardinge Masterkey
MicroEstimating
PMXpert Maintenance

Precision CNC Milling Services

Our CNC milling is an extensive part of the machining capabilities that National Technologies provides to its customers. With CNC milling made possible via our vertical machining centers with capacity ranging from small drill-tap VMCs, to large multi-axis auto load equipment, and in-house fixture design, National Technologies engineers and produces the most effective CNC milling processes to provide cost effective solutions for long and short run production lots. With in-house tool design, quick turn-around capabilities and the expertise to provide maximum reliability; National Technologies can take your CNC milling opportunities and get results that work for you.

  • In-House Fixture Design
  • Full Range Capacity
  • CNC Milling
  • Quick Turn-Around

Precision CNC Milling Capabilities

Machining Processes

Milling
Drilling
Boring
Reaming
Gun Drilling
Broaching
Gear Hobbing
Splining
Keyways

Equipment Capabilities

CNC Controlled
Vertical Machining Centers

Machinery Axis

4-axis

Tooling

In-House Fixturing

Tubing

1026 DOM
Seamless
SAE J525 Hydraulic
Black Pipe

Materials (Metal)

Steel
Stainless Steel
Aluminum
Brass
Bronze
Copper
Zinc
Nickel
Cast Iron

Materials (Plastic)

Acetal
Delrin
Nylon
Polycarbonate
Lexan
Acrylic
PVC
Teflon
UHMW
Garolite

Milling Length

Up to 16 in

Milling Height

Up to 20 in

Equipment

2 Haas VF-2SS Vertical Machining Center with 4 Axis Capability
4 Haas VF-3 Vertical Machining Centers with 4 Axis Capability
4 Haas Mini-Mill with 4 Axis Capability

Other Value Added Services

Balancing
Bending
EDM
Laser Cutting
Water Jet Cutting
Honing
Burnishing (ID & OD)
Marking

Engraving
Laser Marking
Sand Blasting
Vibratory
Thermo-Deburring
Custom Packaging
Labeling

Inspection

Optical Comparator
Coordinate Measuring Machine
Granite Surface Plates
Microscopes

Testing

Hardness
Non-Destructive
Magnetic Particle
Chemical Property Verification
Mechanical Property Verification
Cleanliness

Quality

Supply Chain Management
Statistical Process Control (SPC)

Production Volume

Short to Long Runs

Lead Time

Quick Turn Around

Additional Information

Industry Focus

Aerospace & Defense
Agricultural Machinery
Automotive & Transport
Communications
Construction, Mining & Heavy Equipment
Consumer Products
Energy & Utilities
Engine Manufacturers

Fluid Control Equipment, Pump, Seal & Valve
Fuel Systems
Hydraulics
Industrial Machinery & Equipment
Medical
Power Generation
Recreational Equipment

Industry Standards

ISO 9001:2008
ASQ Certified Inspectors
NJSU/APQP

File Formats

SolidWorks
Anvil
Bobcad
FAI Process Improvement
Gibbs
Hardinge Masterkey
MicroEstimating
PMXpert Maintenance

Single & Multiple Spindle Screw Machining Services

National Technologies has been a leader in the screw machining industry since 1959. Our capabilities in high-volume, multiple-spindle screw machining, as well as lower volume single-spindle production, combined with six-spindle chucker machining and a full array of secondary operations, make National Technologies the performance leader in screw machining and production parts. National Technologies’ extensive screw machining experience with varied materials, finishes, tolerances and complex features provides solutions and quick-turn-around for even the toughest screw machining projects. If screw machining is what you want, National Technologies is the quality, price and delivery source you need.

  • Multiple-Spindle Automatics
  • Single-Spindle Automatics
  • Six-Spindle Chuckers
  • In-House Tool Making

Single & Multiple Spindle Screw Machining Capabilities

Screw Machining

High Volume
Multiple-Spindle
Low Volume
Single Spindle

Equipment Capabilities

Six Spindle Chucker
Bar Feeding

Tooling

In-House Fixturing

Chucking

6 to 7 in

Bar Capacity

.5 to 2.75 in

Tubing

1026 DOM
Seamless
SAE J525 Hydraulic
Black Pipe

Materials (Metal)

Steel
Stainless Steel
Aluminum
Brass
Bronze
Copper
Zinc
Nickel
Cast Iron

Materials (Plastic)

Acetal
Delrin
Nylon
Polycarbonate
Lexan
Acrylic
PVC
Teflon
UHMW
Garolite

Outside Diameter

Up to 2.25 in

Length

Up to 6 in

OD Tolerance

± 0.0005 in

Length Tolerance

± 0.001 in

Equipment

3 New Britain #657 Chuckers 6″ Chucking Capacity 6 Spindle Automatics
11 New Britain #62 Automatics 2-1/4″ Capacity 6 Spindle Bar Machines
2 New Britain #816 Automatics 1-5/8″ Capacity 8 Spindle Bar Machines
6 Acme-Gridley Automatics 1-1/4″ Capacity 6 Spindle Bar Machines
6 New Britain Automatics 1″ Capacity 6 Spindle Bar Machines
2 Acme-Gridley Automatics 9/16″ Capacity 6 Spindle Bar Machines
1 Brown & Sharpe Ultramatic 2″ Bar Capacity

11 Brown & Sharpe Ultramatics 1-5/8″ Bar Capacity
2 Brown & Sharpe Ultramatics 1/2″ Bar Capacity
1 No. 5 Warner-Swasey Turret Lathe 4″ Bar Capacity & 7″ Chucking Capacity
1 No. 5 Warner-Swasey Turret Lathe 2-3/4″ Bar Capacity & 7″ Chucking Capacity
1 No. 4 Warner-Swasey Turret Lathe 2″ Bar Capacity & 7″ Chucking Capacity
4 Hardinge Precision Hand Chuckers 1-1/16″ Bar & 6″ Chucking Capacity
3 Hardinge Precision Screw Machines 1-1/16″ Bar & 6″ Chucking Capacity

Other Value Added Services

Balancing
Bending
EDM
Laser Cutting
Water Jet Cutting
Honing
Burnishing (ID & OD)
Marking

Engraving
Laser Marking
Sand Blasting
Vibratory
Thermo-Deburring
Custom Packaging
Labeling

Inspection

Optical Comparator
Coordinate Measuring Machine
Granite Surface Plates
Microscopes

Testing

Hardness
Non-Destructive
Magnetic Particle
Chemical Property Verification
Mechanical Property Verification
Cleanliness

Quality

Supply Chain Management
Statistical Process Control (SPC)

Production Volume

Short to Long Runs

Lead Time

Quick Turn Around

Additional Information

Industry Focus

Aerospace & Defense
Agricultural Machinery
Automotive & Transport
Communications
Construction, Mining & Heavy Equipment
Consumer Products
Energy & Utilities
Engine Manufacturers

Fluid Control Equipment, Pump, Seal & Valve
Fuel Systems
Hydraulics
Industrial Machinery & Equipment
Medical
Power Generation
Recreational Equipment

Industry Standards

ISO 9001:2008
ASQ Certified Inspectors
NJSU/APQP

File Formats

SolidWorks
Anvil
Bobcad
FAI Process Improvement
Gibbs
Hardinge Masterkey
MicroEstimating
PMXpert Maintenance

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