Novmar has specialized in the prefabrication of spare parts for waste heat boilers since 2023. These components are made of black boiler steel and composite pipes.

Installation of a boiler together with high-pressure pipelines at the Portuguese paper mill in Setubal.

Boiler renovation work - replacement of sheet pile walls.

Service work on the heat recovery boiler.

Renovation works at the facility of the Swedish paper mill in Varo. Novmar carried out works related to the replacement of the boiler walls

Repair of the heat recovery boiler - the main works consisted in the replacement of 17 sections of the steam superheater and the replacement of heat exchangers.

Modernization of the boiler tight walls and assembly of steam pipelines and black liquor supply pipelines to the boiler. Prefabrication of P235GH DN800 and 1.4462 DN200 pipelines was made in our production plant in Balice.

Modernization of a heat recovery boiler with piping. The work consisted in widening the boiler walls and modifying process pipelines.

Installation of low pressure pipelines of the recovery boiler. Prefabrication was made in our production plant in Balice.

Repair of a heat recovery boiler at a paper mill in Ružomberok, Slovakia. The works included modernization of the boiler sheet piling, replacement of the drum and modification of high pressure pipes.

Installation of pipelines for the methanol purification system at the paper mill.

Modernization of a soda boiler, consisting in replacement of the bottom and sheet piling, together with the 1st and 2nd air ducts and technological pipelines. The implementation also included the delivery of the bottom structure and air ducts.

Work on the renovation of a heat recovery boiler consisting in the repair of welded joints in the upper drum and replacement of superheater locks.

Modernization of a soda boiler consisting in the replacement of boiler elements (superheaters, ceiling and accompanying pipelines). Removal of old and installation of new elements took place through the hole in the left wall of the boiler

Two-stage renovation of the soda boiler;
Stage one: Modernization consisting in replacement of complete superheaters. Removal of the old and installation of new elements was carried out through the opening in the front wall of the boiler with the use of a specially designed and constructed ramp.
Stage two: Modernization works - replacement of seals and repair of damaged pipes in the economizer of the first boiler.

Modernization consisting in replacing fragments of the extreme economizer pipes located in the sootblower axis, and several complete panels.

Modernization of the Evaporation Plant consisting in disassembly of the old and assembly of new units 1, 2, 3 and all accompanying pipelines. Welding with 141 and 111 methods of pipes and channels made of material 1.4162 and 1.4462. The scope of work also included non-destructive testing.

The scope of work included disassembly and assembly:
- System 1, 2 air with devices and ducts
- Air recirculation system
- Ash transport line with channels and devices
- Burners with accessories
- System of fuel feeders and chutes
- Measurement system
- Superheaters 1,2 with collectors
- Installation of the SNCR line
The contract also included comprehensive NDT services for the investment

Replacement of Ekomizer Elements. Assembly of combined elements weighing 100 tons / piece.

Dismantling of filters, pumps, pipelines and tanks.