| 摘要 |
The exhaust manifold has an insulating molded unit (4) that is pressed into shape and arranged between an outer jacket (3) and an exhaust gas conducting inner tube (2). The insulating molded unit contains an insulating fibrous tissue and a binder, the insulating fibrous tissue containing a fiber mat of mineral fibers, such as a woven glass or silicate or ceramic fiber mat, and the binder is alumina such as bentonite, insulating fibrous tissue is Hakoterm(RTM: fibrous tissue). The insulating molded unit is separated from inner tube by an air gap (5). |
