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Prevent The Danger Of Scalding When The Carbon Silicon Rod Is Heating Up

Jun 25, 2021

When the carbon silicon rod is heating up, it is necessary to prevent the danger of burns.

When carbon silicon rods are used in the furnace, it should be noted that the carbon silicon rods in the same loop should maintain the same resistance. On the contrary, high resistance load concentration will affect the service life of carbon silicon rods. The carbon silicon rods in use are dangerous due to electric shock, and the carbon silicon rods that are heated are in danger of burns due to the high temperature.

Do not touch it directly with your hands. When purchasing carbon silicon rods, pay attention to the furnace size and the length of the heating part of the carbon silicon rods. Short will cause the carbon silicon rods to age in advance and reduce the welding degree or even break; if it is too high, the furnace wall or the insulation layer will be overheated. damage. How can we prevent intermediate interruptions?

The contact voltage between the chuck wire and the silicon molybdenum rod should be reduced by 0.1V. In order to prevent the radiated heat from being transferred to the chuck, the distance between the lower end of the silicon-molybdenum rod chuck and the upper side of the brick should not be less than the location when the silicon-molybdenum rod is found to be damaged during use, and the combined components are prepared at the same time. Then loosen the screw connecting the damaged component chuck wire with the bus bar, clean the ceramic wool, pull it out together with the wear brick, and then insert the new composite component from the top of the furnace, connect the wires, and plug the ceramic wool to heat up. The length should be equal to the thickness of the furnace wall plus the length of the cold end protruding from the furnace wall. Because it is easy to decompose and fall off the aluminum layer of the cold end after being exposed to moisture, the contact resistance between the cold end and the fixture is increased, and the silicon carbide rod is prone to cracking after being energized. Generally, the cold end is extended so that the initial voltage of the cold end and the connecting fixture is half of the normal working voltage. After a period of stability, the voltage will be gradually increased.