Blasting cleaning

On- and offline blasting cleaning with dynamite is controlled blasting for removal of burnt matter on brickworkand tube walls.

The online method can be used for temperatures of up 1.200 to 1.300 degrees C.

Blasting cleaning

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Application

The method is apropraite for:

  • W2E/power plants
  • Boilers
  • Boilers in the paper industry
  • Super heaters
  • Economisers
  • Air- and electrostatic precipitators on waste boilers
  • Furnace rooms, and
  • Other heavy industry

         

Execution

The explosion is planned in cooperation with the customer in relation to the individual boiler and performed carefully with special equipment selected according to the boiler layout and accessibility.

Outcome

Refractory and tube walls will be free from burnt slag material whilst subsequently cleaning by means of sand-blasting can clean the walls completely.

Control methods

  • Control of the differential pressure
  • Control of the temperature reduction
  • Visual examination
  • Possibility for drawing up a blasting report
  • Possibility of photographic documentation (before/after)