| 摘要 |
PROBLEM TO BE SOLVED: To provide a new exhaust duct and a method of manufacturing the exhaust duct.SOLUTION: An exhaust duct (10) for a combustion engine includes inside and outside metallic walls (11) and (12). A heat insulation part (13) made of fibers is positioned between the inside and outside metallic walls (11) and (12). The inside and outside metallic walls (11) and (12) are made of an integral cast component (14), and the heat insulation part (13) is made of continuous glass fibers (15). |
