Which of the following is not an acidic refractory? Options: A . &nbspSilica bricks B . &nbspFireclay bricks C . &nbspBauxite bricks D . &nbspMagnesia bricks

Which of the following is not an acidic refractory?

Question

Which of the following is not an acidic refractory?

Options:

A . Silica bricks

B . Fireclay bricks

C . Bauxite bricks

D . Magnesia bricks

Answer: Option D

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Next Question

Question 1. Refractoriness of a typical silica brick corresponds to Segar cone number, '32', which is equivalent to a temperature of....'32', which is equivalent to a temperature of __________ °C.

Question 2. Pyrometric cone equivalent (PCE) value (Segar cone) of 'superduty refractories' is more than 33 which corresponds to a t....than 33 which corresponds to a temperature of __________ °C.

Question 3. Spalling of silica bricks occurs due to abrupt volume changes, when it is cooled below a temperature of __________ °C.....when it is cooled below a temperature of __________ °C.

Question 4. Spalling of silica bricks occurs due to abrupt volume changes, when it is cooled below a temperature of __________ °C.....when it is cooled below a temperature of __________ °C.

Question 5. PCE value (Segar cone) of superduty refractories is more than 33, which is equivalent to a temperature of __________ °C....33, which is equivalent to a temperature of __________ °C.

Question 6. Magnesite bricks have poor resistance to attack by __________ slag.....

Question 7. __________ bricks should not be used in oxidising atmosphere.....

Question 8. __________ bricks are used in the burning zone of a cement rotary kiln.....

Question 9. High thermal conductivity of a refractory material is not important, when it is to be used in the....

Question 10. Thermal diffusivity of a refractory brick is high, when its __________ is high.....

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