Discussion :: Refractory Technology
-
Pick out the wrong statement.
A.
Refractories used in muffle furnace should have low thermal conductivity.
|
B.
The electrical resistivity of refractories drops rapidly with rise in temperature.
|
C.
For reducing spalling tendency, the refractory should be well fired and its porosity should be more.
|
D.
Refractoriness under load (RUL) of a refractory is always less than its refractoriness.
|
Answer : Option A
Explanation :
No answer description available for this question.
Be The First To Comment