Deep Drawn & Shallow Drawn Enclosures Specialist
As specialists in deep drawn and shallow drawn enclosures, National Manufacturing Co., Inc. has been producing precision deep drawn and shallow drawn metal components for over 65 years. The company is known for its tightest tolerance deep draw, and its ability to work with complex shapes, sharp corners, exotic and difficult-to-draw materials. National serves a broad spectrum of industries worldwide, including the aerospace, battery, defense, electronics, fuel cell, industrial, medical, telecommunications, commercial and consumer markets.
As an ISO 9001:2008 certified company (ISO Certificate), National practices six sigma and lean principles, and participates in kanban, dock-to-stock, and vendor managed inventory programs with its customer base. National’s engineering team collaborates during your design phase to ensure a robust and economical design, and utilizes National’s library of tools to reduce upfront costs and lead times. In-house tooling design, in conjunction with concurrent engineering, ensures precision tolerances, unsurpassed quality, short lead times and low costs. Value-added services include assembly, machining, welding, and various surface treatments and coatings.
Engineering and Tool Design
- Collaboration with your design team to ensure a cost effective, robust enclosure
- Concurrent engineering for short lead times and low cost
- Internal tooling design and fabrication to ensure precision tolerances, reliable quality, and short lead times
- Utilizes National’s library of tools to minimize start-up costs.
- Multi-shift tool room with “lights-out” capability
- Auto-CAD, PRO/ENGINEER and SolidWorks
- Part drawings accepted in virtually all electronic formats
Quality Assurance
- Empowered QA staff operating with Six-sigma and Lean Processes
- Black and Green Belts driving continuous improvement
- ASQ Certified Quality personnel
- Root Cause and Process Failure Modes Effect Analysis (PFMEA)
- Compliant to the following specification:
- ANSI/NCSL Z540-1-1994
- ANSI Z1.4-1993
- ISO 9001:2008 Certified (ISO Certificate)
Capabilities
Capacity:
- Single Run, progressive, transfer presses
- Low to high volume
- 50 to 5,000,000 pieces
Equipment:
- Hydraulic, mechanical, pneumatic and transfer presses
- Up to 300 tons
Materials:
- Cold rolled steel, stainless steel, aluminum, copper, brass, Monel®, titanium, Hastelloy®, Kovar®, nickel, Inconel®, Mumetal®, tantalum, and many others
Sizes:
- 1/16″ to 18″ (1.6mm to 457 mm) diameter
- Lengths up to 18″ (457 mm)
- Material thicknesses .002″ to .250″ (0.05 mm to 6.35 mm)
Precision / Tolerances:
- ±.0005″ (0.013 mm)
- Drawn corner radii as small as .002″ (0.05 mm)
Finish Processes:
- Degreasing, deburring, heat treating, and passivating
- Andodizing, polishing, painting, powder coating, bead blasting and plating
- Piercing, extruding, bulging, coining, tapping and machining
- Resistance spot welding, TIG welding, laser welding and brazing to MIL specifications
- Assembly of components and brackets to deep drawn enclosures
- PEM®, stud and standoff insertions
