Heat Treatment Furnaces By Dhanaprakash Industrial Corporation

Applications :
Annealing
Normalising
Hardening
Solution Treatment Heating
Forge Heating
Tempering
Aluminum Solutionising
Stress Relieving
Ductile Iron Full Annealing.
Auto cycle control
Ramp, Soak, Cool ..... 8 Steps Profile
10, 20 Profile Memory
Multi Input Multi Output (MIMO)
PID Controlling Action.
Micro processor based programable controller.
one burner, one thermocouple forms one pair as zone, thus multi zone control
Digital display for time temprature graph online with USB pendrive for data storage, Wired lan PC connectivity for real time graph printing
Firing
High Velocity Short Flame Burner
Direct On/Off pulse firing effect.
Smokeless perfect combustion
Uniformity
Apendix H
Apendix P
The furnaces are calibrated for uniformity as per API 6A Standard ( The Temperature Difference Between Highest & Lowest Points at Stabilised Conditions should not be more than 13A C.)
Mechanization
Trolley - movement by geared motor with brake.
Door - movement by geared motor with brake, counter weighed,
Door Lock Unlock - innovative,Pneumatically operated instant latching unlatching for perfect sealing
Construction:
Strong rigid construction
Heat resistant grade CI castings at door and frame, bogie and furnace interface eliminates warpage.
Railway rails for load bearing under temperature.
Double sealing minimising heat losses.
Insulation :
High temperature high density ceramic fibre modular lining.
Self supporting U-fold door lining.