Henan Genghong Industrial Co., Ltd.
Henan Genghong Industrial Co., Ltd.
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Flexible stopper rod nozzle changer main part for automatic control of liquid level
Product profile
The stopper rod executing facility is a main part for automatic control of liquid level.Based on the analysis of advantages and disadvantages of the current products and in a comprehensive consideration of clearance,high temperature and installation mode,the company has developed this stopper rod executing facility with high accuracy,high strength and high performances to better satisfy the need of steel plants,The product has gained a national utility model patent and has been successfully used in steel plants such as capital steel,Handan Steel, Meishan Steel, Nanjing steel and Daye Steel.
Working principle
Molten steel flow rate is adjusted by adjusting the gap between the stopper rod and the upper nozzle.
The gap between the stopper rod and the nozzle is controlled by automatic or manual mode:automatic control is made by outside-installed power-driven cylinder and manual control by handle.
The stopper rod can be quickly closed for nozzle change so as to guarantee the billet quality.
The stopper rod can also be used to close the nozzle in emergency of tundish accident so as to protect the casting the casting mold and reduce the loss.
Main technical parameters
| Item | parameter |
|
Beam temperature resistance |
1100°C |
|
Operating force of manual level | <15kg |
|
Installation and removal time of power-driven cylinder | <8s |
|
Total weight | 300~350kg |
