The Complete Steel Solution.

Steel processing to complete machining and assembly of mold base. NATIONAL is a recognized leader in the mold base industry.

Mold Steel Material

Flame Cut
/ Saw Cut



Gun Drilling

CNC Machines

Surface Grinding


Packing & Shipping

Our Single
Source Solution

Offering our customers a complete, one-stop source for all of their mold base steel needs. We engineer custom made mold bases and offer several standard types of mold steels. Minimal steel processing to complete machining and assembly of their mold base to better match their in-house capabilities or current requirements.

View Our Process

Mold &
Die Steel

  • A36 #1 steel
  • 4140 PH #2 steel
  • P20 #3 steel
  • 420 PH Stainless Holder VR* Brand - Exclusive

Machined Plates

  • Six-side milling
  • Machined Chamfers
  • Rotary and Surface Grinding
  • Gun drilling & complete side-work
  • Rough & finish machining
  • Precision tolerance stainless frames

Mold Bases

  • Medical tight tolerance stainless frames
  • Custom finished machined ready bases
  • P20 Parting line contouring & surface grinding
  • Full customization with no limits
Email Your Model for Custom Quote

Start Your ProjectWe have your complete solution

Our two facilities utilize the latest in plate processing, vertical and horizontal CNC milling technology. From industry leading plate preparation through duplex milling and grinding, to rough machining and finished pocket work, to fully customized projects with installed components— has a solution to every projects demand.

Every project has a dedicated project manager available for direct support on all aspects of your job from engineering changes to delivery updates. Through our customized ERP software, real time job tracking offers complete visibility throughout the manufacturing process.

Start a Quote
Custom steel mold ejector housing being assembled

We adjust your workload

National can process multiple jobs together at a discount

Multiple level class 101 stainless custom mold base plate

Custom orders on your timeline

Submit your model for estimating today, no prints required!

Custom packaged steel plates being transported to shipping bay

Begin your custom order

Give us a call!