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The safety technical regulations of graphite tube furnace

2016-03-08


1.Before the operation, put on work clothes and work shoes, wear gloves and a dust mask.

2 . The ventilation should be opened before opening furnace , check the sealing of oven door and furnace body , check whether the pushing boat device, temperature control table, the cooling system are normal or not, and put an empty boat to high temperature for temperature measurement, the final notice on duty electrician sending electric transmission.

3. When using optical pyrometer furnace temperature measurement, it should be in 0.5 meters from the oven door, to prevent the fire cannons.

4. The operator should stand in the oven door profiles when passing the materials, first after discharge. After pass the material shall be immediately close the oven door. It is forbidden to open the oven door on both ends at the same time.

5. Stopping the furnace under normal circumstances: according to the process to promote empty boat, work behind the boat too high power, material after the boat out to stop pushing the boat. After waiting for furnace temperature down to room temperature of cooling water.

6. Stopping abnormal cases boiler:

6.1 Oxidation of furnace tube perforation: according to the process to promote empty boat, work behind the boat too high power, material after the boat out to stop pushing the boat. Stops cooling water after waiting for furnace temperature down to room temperature ;

6.2 Cooling water jacket furnace head is leaking: immediately without electricity and close those sets of cooling water, according to the process to promote empty boat, boat after the stop push boat, not good carbide material handling separately;

6.3 Cooling water jacket furnace tail water: immediately without electricity and close those sets of cooling water, stop pushing the boat, the furnace tail material discharged by boat after cooling, then put the high temperature is expected to ship by boat hook end of the furnace to the fully discharged after cooling, not good carbide material handling separately;

6.4. Furnace tail water: immediately without electricity and close those sets of cooling water, one by one, the empty boat, furnace material boat by the full discharge after cooling, not good carbide material handling separately;

6.5 Sink in the furnace tube rupture: immediately without electricity, stop pushing the boat, the furnace can be discharged material discharged by boat after cooling, not good carbide material processing separately.

7.Cooling water, compressed air should immediately pause without electricity, stop shirking.

8. Power failure stop shirking.

9. The production process should be regularly check temperature control table, cooling water, push the boat device, furnace temperature is normal, such as processing if it is abnormal.

10. It is forbidden to use wet hands or metal contact electric switch.

11. Each class to clean the equipment and on-site health, tidiness, instruments, materials and so on should be placed in accordance with the regulations. 

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