HYDAC products are used in practically every paper mill and at the leading paper machinery manufacturers to ensure smooth production procedures and to protect expensive components. Everywhere where hydraulics and lubricant systems are used, HYDAC plays a decisive role.

Raw materials treatment/cellulose production

Preparation and treatment of the required raw materials though crushing, cooking,

bleaching and washing.

 

 

For special applications and/or functions, HYDAC supplies

products for:

  • Filters for hydraulics and lubrication
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic and lubrication systems
  • Sensors (pressure, temperature, moisture and solid particle contamination) Process filtration (treatment of river, cooling and sealing water)

Wood processing

Preparation of the raw material by means of cutting, debarking, chopping, etc.

 

 

For special applications and/or functions, HYDAC

supplies products for:

  • Filters for hydraulics and lubrication

Headbox

Spraying on and evenly distributing the suspension made of fibres, auxiliary materials and water

For special applications and/or functions, HYDAC

supplies products for:

  • Filters for hydraulics and lubrication

Wire section or wet end

Forming section of the machine (sheet forming, dewatering and fibre orienting).

For special applications and/or functions, HYDAC supplies

products for:

  • Filters for hydraulics and lubrication
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic and lubrication systems
  • Sensors (pressure, temperature, moisture and solid substance contamination)

Press section

Dewatering and compression of the paper web over felts through press and suction rollers.

For special applications and/or functions, HYDAC supplies

products for:

  • Filters for hydraulics and lubrication
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic and lubrication systems
  • Sensors (pressure, temperature, moisture and solid substance contamination)
  • Oil maintenance devices for dewatering, offline filtration, etc.

Drying section

Drying of the paper web by means of steam-heated cylinders.

For special applications and/or functions, HYDAC supplies

products for:

  • Filters for hydraulics and lubrication

    - Hydro-accumulators for energy storage and emergency operating features

  • Hydraulic and lubrication systems
  • Sensors (pressure, temperature, moisture and solid substance contamination)
  • Oil maintenance devices for dewatering, offline filtration, etc.
  • Screwed plate heat exchangers
  • Screwed plate heat exchangers

Coating

Finishing step of the paper machine and surface reinforcement of the paper webs with starch or colour application (glazing).

For special applications and/or functions, HYDAC supplies

products for:

  • Filters for hydraulics
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic systems
  • Sensors (pressure, temperature, moisture and solid substance contamination)
  • Screwed plate heat exchangers

Calander

Generation of gloss and smoothness on the surface of the paper web.

For special applications and/or functions, HYDAC supplies

products for:

  • Filters for hydraulics and lubrication
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic and lubrication systems
  • Sensors (pressure, temperature, moisture and solid substance contamination)
  • Screwed plate heat exchangers

Retractor

Rolling the paper webs up and down on a tambour / sleeve.

For special applications and/or functions, HYDAC supplies products for:

  • Filters for hydraulics
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic systems
  • Sensors (pressure, temperature, moisture and solid substance contamination)
  • Screwed plate heat exchangers

Slitting machine

Cutting the jumbo roll to format.

For special applications and/or functions, HYDAC supplies products for:

  • Filters for hydraulics
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic systems

    - Sensors (pressure, temperature, moisture and  solid particle contamination)

  • Screwed plate heat exchangers

Packaging and marking the rolls cut to format.

For special applications and/or functions, HYDAC supplies products for:

  • Filters for hydraulics
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic systems
  • Sensors (pressure, temperature, moisture and solid substance contamination)
  • Screwed plate heat exchangers

Waste incineration/power station

For special applications and/or functions, HYDAC supplies products for:

  • Filters for hydraulics and lubrication
  • Hydro-accumulators for energy storage and emergency operating features
  • Hydraulic and lubrication systems

    - Sensors (pressure, temperature, moisture and solid particle contamination)

  • Screwed plate heat exchangers
  • Oil maintenance products for dewatering, offline filtration, etc.

Process technology

HYDAC supplies filters for special applications and/or functions for the treatment of:

  • River water (freshwater)
  • Warm water
  • Condensate
  • Spray water
  • Water for edge spray nozzles
  • Cooling water
  • Sealing water
  • Extinguishing water
  • Brush paints
  • Remoistening

 

For the various pressure levels of the circuits.