... and the rest of flue is laid with one and a half brick, with chromium-magnesium brick ... long-term operation. 1.5 Air BlowerThere are two types of air blowers, one is of lower pressure blower for ... burning fuel, at an air capacity of 10 ... 000mmH2O, and power at 45kw. The other one is compressed air for oxidation operation, at a capacity of 12M3 ...