Contract Processing

Our in-house Contract Processing systems allow our teams to deliver consistent results across all run sizes – from just a handful to hundreds of thousands, you can rely on Contour to deliver. 

Flexible. Nimble.

Contour maintains four flexible in-house production systems for customer contract processing. These systems have the ability to process the following parts:

  • Gears
  • Crankshafts
  • Camshafts
  • Transmission Shafts
  • Input/Output Shafts
  • Thin Wall Tube
  • Bearings
  • Races
  • Valve Seats for Engine Cylinder Heads
  • Hubs


CHI also has two ovens available for tempering applications following hardening – a continuous belt furnace with capabilities to 1000°F and a 3x5 box oven for batch tempering with capabilities of 600°F.


The micropulse Process

Micropulse uses controlled pulses of energy, measured and delivered in milliseconds, to produce hardened parts with greater fatigue strength and wear resistance

Induction hardening

CHI custom-designs and manufactures Lift and Rotate Machines, Single Shot Shaft Machines, and Crankshaft Machines.

r & D

R & D are integral aspects of CHI’s operations. Our company has sixty-two patents either granted or pending.

Contour Mexico

The Contour Hardening, Inc. plant located in Silao, Mexico has all the mirrors all the services & capabilities of our U.S. plant.

have a special need or question? consult with one of our engineers

We welcome the opportunity to provide you with additional information or assist you with your application development, contract processing, or induction hardening equipment needs.