The device adopted a five-dummy-plate four-post framework and the five dummy plates' center through holes formed the center datum of the framework;
装置采用五隔板四柱式刚性机架，且五隔板的中心通孔形成了机架的中心基准；
2
The device adopted a five-dummy-plate four-post framework.
装置采用五隔板四柱式机架。
3
It is ideal for sealing all the random gaps between dummy bar head and mould copper plate, to prevent the hot metal infiltration and break out while casting.