Addi Group

Process Flow

Process Flow Chart

Keeping in view the critical metallurgical requirements of the customers proper process of manufacture is employed to achieve the same in the steel produced, At every step, precautions have to be taken to maintain good quality

StageControl Parameters
Induction Furnace– Maintain low tramp elements
– Low sulphur/phosphorous level
– Correct tapping temperature
– Low oxygen at tapping
– Avoid slag carryover into ladle
Ladle Refining– Achieve correct chemical composition
– Maintain refining slag level
– Proper deoxidation
– Correct aluminum level
Rolling into Bars– Maintain accurate rolling temperature
– Ensure accurate size
– Optimum cooling
– Uniform grain size within tolerance
Inspection & Finishing– Surface checking and removal of flaws
– Internal bar quality checks
– Metallurgical testing (grain size, non-metallic inclusions, structure)
– 100% bar color coding and grade identification
Certification– Certify quality as per technical/customer requirements