Tunnel of pretreatment spray a stage is a machine of washing/pretreatment constituted from a static monoroom to or more stages.
It comes employed on those manufatti to deal where us is a limited production and the spaces available for the location of the same machine are reduced (treatment cycles which the sgrassaggio, pickling, washing, washing pure water demi or demi, phosphating, disodissidazione, chromate treatment etc.).
The tunnels of pretreatment to spray generally are realized essentially from (possible varying to chosen of the Customer):

- Bathtub for the control of the liquid
- Thermal Covering
- Body advanced tunnel
- Slides of water-drainage
- Filters
- Sent Elettropompe of fluid to the rampe of spray
- Organs of interception and regulation
- Pipages of connection between collectors, pumps and bathtub
- Rampe of spraying door-nozzles
- Nozzles and fascette with attack
- Instruments for the visualization of the temperature and the pressure
- Riscaldatori bathes
- Termoregolazione
- Control levels
- Fan of aspiration vapors

Al fine to offer a complete service to own Customers AIRMADI painting S.r.l is in a position to delivering systems "turnkey", contemplating in own range all those auxiliary members and accessories which groups of breaking in and extraction air, systems of defangazione, flottatori, disoleatori, dosatori automati to us, demineralizors, depuratori, centers them of heating, groups of breaking in, systems of ultrafiltration, chemicals, etc. (for further information to consult the section auxiliary).