| 摘要 |
A boiler (1) for an automatic coffee machine, comprising a first block (2) and a second block (3), both made of aluminium-based material and fixed one to the other, the first block (2) having an internal wall (4) facing an internal wall (5) of the second block (3) with which it delimits at least one channel (6) for circulation of the water, at least one electric heating element (9) for heating the channel (6) being provided on an external wall (7) at least of the first block (2), the internal walls (4, 5), at least in the areas thereof delimiting the channel (6), exhibiting a ceramic coating (11) having properties that protect against oxidation and reduce the formation of calcium deposits and/or calcium scale in the water circulation channel. |
