Pulverized Coal Boiler

PC boilers expose burner zones to pulverized-coal impact and radiation; anchor design and spall resistance of linings are critical.

PROBLEMS

Kiln Problems

Problem-by-problem analysis with solutions and recommended refractories

The PC boiler burner zone faces flue-gas scouring and coal impact; castables detach wholes…

CFB boilers circulate bed material at high velocity; wear-resistant castables in the dense phase and cyclone linings are the main maintenance focus.