Method for online replacement of furnace mouth flange of converter
1. Cut and separate the ribs on the outer flange of the old furnace mouth from the upper shell of the converter body and the outer flange of the old furnace mouth and the upper shell of the shell
2. Clean the cutting port on the upper section of the converter shell to obtain the docking port on the upper section of the converter shell.
3. Make sure that the docking port is facing vertically upwards, and a aligning tool is set in the inner hole of the new furnace mouth flange. The center axis of the aligning tool coincides with the center axis of the new furnace mouth flange.
4. Place the new furnace mouth flange on the docking port.
5. Hang the line hammer from the center of the furnace oxygen gun, adjust the top end face of the new furnace mouth flange to be perpendicular to the line hammer's down direction, and the center axis of the alignment tooling is coaxial with the center of the line hammer.
6. Weld the bottom end face of the new furnace mouth flange to the docking port and rib.
This method can solve the problems of large workload and high replacement cost of replacing the furnace mouth flange by replacing the entire converter.
We Changxing Refractory Material Co.,LTD is professional manufacturer and supplier of refractory materials for more than 30 years. Our high quality refractory products are good sold to many countries say South Africa, Bangladesh, Indonesia, Malaysia, etc. Shall any interests, welcome to contact us. Our team would make best to be your reliable partner!
BOF Refractory Products
