Various
finishing methods are opted for, depending the function the housing
and where will used.
3. The most common finishes are detailed below.
Fig.2 Finish
Metal connectors are usually provided with protective coating.13: Wet varnish
A primer sprayed onto the prepared parts.
Very narrow tolerances can achieved reliably with this method. Disposal is
expensive and also incurs environmental burdens.2. 3.Hoods and Housings 31
Thin-walled, small housings with intricate profiles are made zinc die cast.11 +3.10 +3. 3.1 Varnishing
Fig.12: Han® HPR: Hood and bulkhead mounted housings,
straight and angled, zinc die cast parts
3. Large quantities varnish
are wasted this process. Those particles that not adhere the work
piece must sucked through filters collected means water
curtains. These varnish particles cannot reused recycled. The varnish layer is
subsequently applied second spray process.
