Question 141Steam Plants - 1st Asst/Chief70% to pass
Which of the listed refractory materials should be used for patching a burner front formed of plastic, castable, or tile?
AI Explanation
The correct answer is B) Plastic fireclay.
Plastic fireclay is the appropriate refractory material for patching a burner front formed of plastic, castable, or tile. Plastic fireclay is a type of refractory material that can withstand high temperatures and is compatible with the materials typically used in burner fronts. The other options, such as air-setting mortar, chrome castable insulation, and plastic chrome insulation, may not be suitable for this specific application.
Related Questions
#139 After patching refractory with plastic firebrick, holes are poked in the patch on 1 1/2 inch centers in order to _______________.#140 A furnace wall in which there are open spaces around the brick as a result of firebrick shrinkage is _______________.#142 When you are installing a new furnace floor in an oil fired boiler, the clearance between the firebricks should be large enough to _______________.#143 According to Coast Guard Regulations #144 A dissolved oxygen concentration of 8.0 ppm represents _______________.