Hot gas on the official road is not used to clean the blind plate as a device, because the hot gas pipeline lining brick, pipe diameter, colleagues weight is also large, so you can not open the pipeline method to block the blind plate.

The separation of the hot gas pipeline is between the furnace and the hot gas manifold, and is usually isolated between the hot gas mains and the distribution supervisors. The small hot gas users are segregated with water seals, but the above isolated Blind plate isolation as reliable, most of the start or stop in the production of open and close.