Pyrometric cone equivalent (PCE) value (Segar cone) of 'superduty refr – McqOptions

MCQOPTIONS

1.	Pyrometric cone equivalent (PCE) value (Segar cone) of 'superduty refractories' is more than 33 which corresponds to a temperature of __________ C.
A.	1520
B.	1630
C.	1670
D.	1730
Answer» E.

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