Water lubrication showers are currently used in the wire and press sections of paper and board machines.
They are installed:
- Before of the felt washers on the outside of the press felt to saturate the felt with water.
- Shower is installed on the next to wire roll to wet it.
- As a beating shower over a couch chest for flushing the paper web under the wire during breaks.
The showers work at a water pressure of up to 0.5 MPa. They are installed permanently and work constantly. They use industrial water previously filtered from mechanical impurities as well as clarified water with a concentration of suspended solids of 5-10 mg / l.
The shower consists of a shower pipe with a diameter of 40-50 mm, a welded nipple, a nozzle, a plate with brushes made of hard synthetic threads.
Depending on the type of nozzles the jet is fan-shaped or flat. The distance from the nozzle to the surface of the wire (felt) is 25-40 mm.
Water is supplied to the shower from the drive side through a flexible hose.
Brushes are used to clean clogged nozzle holes by periodically turning them over. All metal parts of the shower are made of stainless materials.