The World's Leading Designer-Supplier of Electric Conveyor Ovens for Heat Treating Steel Springs

for Heat Treatment for Steel Springs. Save space, time & money with the efficiency of a JN Oven

TRC Coating Systems

for coating garage door springs or other long springs using minimal tank sizes.

Watch the FTS in Action

With over 5000 ovens operating worldwide, JN has the expertise and experience to handle your stress relieving requirements.

JN’s electric conveyor ovens have mostly been used for heat treatment and stress relieving springs, especially for heat treating stainless steel and carbon steel wire. Another use is with JN’s TRC coating system.  However, there are virtually unlimited uses of our conveyor ovens beyond heat treating metal. Our conveyor ovens are also being used for rustproofing, tempering metal, baking, oiling, drying, and sterilization.

JN Ovens Feature

  • Made in the USA
  • Digital Speed Control (option)
  • Insulated Belt Return
  • Belt Reversing
  • Digital Temperature Controls
  • Trouble Alarm
  • Low Maintenance

JN Ovens Advantage

  • Large Effective Heating Area
  • Small Total Floor Area
  • Fast Start-Up
  • Low Operating Cost
  • Economically Priced

On-Line Stress Relieving

  • Improved Quality
  • Increased Productivity
  • Low Energy Consumption
  • Reduce Variation on Loads & Dimensions
  • Facilitates CQI-9/AMS2750 & Other Data Needs