It 's the word used in Italian law to indicate the shield, namely, the thickness of a material that located around an X-ray source, reduces the level of dose within the limits imposed by DL 230/95, 241/00 and 257/01. ARPA Ltd produces and install any kind of barrier, ensuring the functionality and recoverability.
These barriers can be divided in the groups here below quoted.
Used for the protection of walls, floors and ceilings. They are composed of two layers of non-toxic wood chips, with a third lead plate with the title of first melting 99.9% purity to the desired thickness.
Wall and ceiling panels have the visible surface in plastic laminate (color at customer choice) , floor panels have visible surface in linoleum. The finishes are made of mahogany, or anodized aluminum for wall panels and ceiling, in stainless steel for floor panels.
In case of decontamination or sterilization needs, can be installed raw surface panels, to be coated with vinyl heat-sealed (normally not supplied). If required the panels can be manufactured with Class 1 materials.
Panels are fit by screws directly in the wall or on proper wooden beams.
They can be hinged or sliding.
They are like the shielded panels, but the supporting elements is made with a beehive placed between two plywood layers.
The hinged doors are equipped with mahogany box, hinges, handle and lock.
Fixing is effected through screws, on wooden frame (not supplied).
The sliding doors are equipped with sliding device, handle and, on request, mahogany box and lock.
Manufactured with lead glass crystals with high lead content, dimensions and lead equivalent according at customer request, are fit by frame in mahogany. On request the frames can be covered with aluminum or stainless steel with glaze finish.
Shielded Autosupporting Screens
Suitable for the construction of boxes, partitions and control cabinet. Construction similar to the above panels, but with wooden frame support, consisting of layers of wood. Can be equipped with window screens, doors or sliding doors.
The screens are fixed on the floor and if possible in the wall with metal brackets (not visible).