Dry Fog Humidification System
for Newspaper Printing

 

Eliminating a risk of newspaper press stoppage with Dry Fog Humidification

Humidifying a paper roll splicing area with AKIMist® "E" Dry Fog Humidification System prevents web breakage resulting in the press machine stoppage and newspaper delivery delay.

Benefits


Eliminates paper splicing problem

Dryness around a flying splicer area weakens adhesion strength between the double-sided splicing tape, a new and an expiring roll, which leads to the two paper rolls not firmly spliced, resulting in web breakage and the rotary printing machine stoppage.
Humidifying the splicing area with Dry Fog, without getting the paper, the machine and the surrounding area wet, maintains the adhesion strength and eliminates the risk of machine stoppage.
 

Eliminates machine stoppage and waste of paper

AKIMist® "E" Dry Fog Humidification System eliminates a significant amount of time lost in getting the rotary press machine ready again and prevent the products printed during the downtime from being thrown out as waste.
 

Improved productivity and product quality

Humidification with Dry Fog at a stacker bundler area reduces unplanned idling and minor stops of the machines due to jamming or disordered stack of the products caused by static electricity.
Minimizing the in-process problems caused by dryness and static electricity by humidification helps increase rotational speed of the printing machine from 720 to 1,020 RPM.
Jamming of the printed paper at a folding unit is reduced and folding accuracy is also improved.
Maintaining strength of a printing paper sheet by keeping an adequate moisture in it with Dry Fog enables a new capability to do printing on thinner sheets, which helps obtain new business opportunities.

Spot Humidification: localized humidification at the spots where humidity is needed


Maintaining an adequate humidity level across an entire rotary printing floor is unrealistic because ventilation systems exhaust a large volume of indoor air. Spot humidification approach, direct spray of Dry Fog towards the spots where humidity is needed economically and effectively increases local humidity.

Features of AKIMist® "E" Dry Fog Humidification System


 

Ultra-fine and uniform fog droplets

 

AKIMist”E”

  

Conventional pneumatic
spray nozzle

  

Spinning disk type

  

Ultrasonic type

dryfog    Conventiona pneumatic spray    Spinning disk type    Ultrasonic type

 
Dry Fog that AKIMist® "E" produces is an ultra-fine fog with a uniform, mean droplet diameter of 10 μm or less.

Powerful, high-efficiency

One unit of AKIMist® "E" can produce maximum 14.4 L/hour (3.8 GPH) of Dry Fog at air pressure 0.5 MPa (73 psi).

Features of AKIMist® "E" Dry Fog Humidification System


 

Ultra-fine and uniform fog droplets

 

AKIMist”E”

 

Conventional pneumatic
spray nozzle

dryfog    Conventiona pneumatic spray
      

Spinning disk type

  

Ultrasonic type

Spinning disk type    Ultrasonic type

 
Dry Fog that AKIMist® "E" produces is an ultra-fine fog with a uniform, mean droplet diameter of 10 μm or less.

Powerful, high-efficiency

One unit of AKIMist® "E" can produce maximum 14.4 L/hour (3.8 GPH) of Dry Fog at air pressure 0.5 MPa (73 psi).

Energy-saving humidification system

Compared with steam humidification systems, direct spray humidification that lowers room temperature by 2 degrees C helps reduce cooling load on air-conditioners and CO2 emission.

Installation Examples


Folding and Stacker / Bundler Folding and Stacker / Bundler Roll feeding part Roll feeding part Roll stockyard Roll stockyard

Why Is Dry Fog Non-Wetting?


Dry Fog that AKIMist® "E" produces is an ultra-fine fog with a mean droplet diameter of 10 μm or less, which doesn't wet the objects it touches.
 
Small droplets rebound from an object, but large droplets burst and wet the object. Dry Fog droplets are so fine that they do not burst or wet the objects it touches.

Types of Printing


 

Digital printing

 

Offset printing

 

Corrugated boxes

 

Plastic sheets

 

Screen printing

 

Gravure printing

 

Newspaper printing

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