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The coke reactivity strength test failed, and the instrument was damaged

2019-04-08View Original

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After the coke was shaped into balls, 200 grams of sample resulted in only thirteen balls; their weight was almost twice that of normal cases. The balls were dense in texture and had a glossy surface. Upon coming out of the coke reactivity furnace, it was found that the corundum balls had been burned up, the furnace walls were covered with ash, and the tube containing the thermocouple had also been burned through. I wonder what caused this, experts
Reply #22019-04-09
Try again in a bit; it might be a network issue!
Reply #32019-06-13
This issue is quite serious: 1. First, ensure that the prepared balls have a particle size of 23–25 millimeters; in a sealed chamber, 200 grams should correspond to only 13 balls – check as well to see if there is any error in the weighing. 2. Verify that the temperatures at the sides and at the center of the furnace remain within the range of 1100 degrees plus or minus 5 degrees; if the temperature fluctuations exceed 1200 degrees without an alarm being triggered, it is due to improper settings – also check whether the thermocouples are accurate. 3. Ensure that the gas flow is unobstructed, and also check that the exhaust vents are clear

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