HARDENING AND HIGH TEMPERATURE FURNACES | Model AY

We can help you determine the best Sentry furnace for your needs. Contact us with questions or to order the Model AY Heat Treating Furnace.

MODEL AY FURNACE

Model AY furnaces make it simpler than ever to protect tool steels during the hardening process. This high-performance, fast-heating furnace features the Diamond Block Atmosphere, and delivers exceptional temperature uniformity.

Features

  • Diamond Block atmosphere for scale-free, decarburization-free hardening
  • Learn more about Diamond Block.
  • Rugged construction, long life, low maintenance
  • Accommodates simplified, effective atmosphere control
  • Full high-heat conducting muffle eliminates direct radiation, dampens temperature fluctuations
  • Controlled heat distribution in work chamber
  • Fully recessed, variable height, cast iron door
  • Hand actuated lever
  • Heavily insulated for continuous operation up to 2500 Degrees F; low heat storage insulation, ideal for intermittent use

The Model AY is also available in a Dual Furnace Configuration.

Sentry AY Furnace Operating Characteristics & Specifications
(all sizes 240 or 480 volts, 60 Hertz, 3 phase )
Size & Model 2AY 3AY 4AY 5AY 6AY
Work Chamber
(Fully Useable)
Wide 4 1/2" 9" 6 1/8" 9" 12"
High 4" 4" 6 1/8" 7" 8"
Deep 11" 16" 13 3/4" 20" 25"
Sentry Diamond Block Sizes 1-4 11-14 6-10 11-17 18-20
Sentry Block Maximum
Tool Size Capacity (in inches)
2 3/4"x3"x8" 2 1/2"x7"x12" 4 1/2"x4 3/4"x9" 5"x7"x14" 5"x8 1/2"x17"
Max. Operating Temperature All sizes to 2500° F
Power Supply All Sizes-220 Volts, 60 Hertz, 3 Phase
Rating (KW) 14.5 24 20 33 43
Avg. Power Used (KW) 3-7 5-12 4-10 6-14 16-27

America’s oldest steel heat treating furnace maker.