摘要 |
<p>Method of manufacturing a cylinder head (1) of a reciprocating engine, in which method a member (7) made of ceramic foam is inserted into a cylinder head mould, molten cylinder head base material is poured into the mould, the mould and pores of the member (7) are filled with molten cylinder head base material, and the molten cylinder head base material is solidified in the mould and in the member (7).</p> |