... 2,noise control muffler. 3,Air ehaust mufflers 4,vacuum pump exhaust muffle 1,Quande has introduced the new EU standard and ... 155/1′-11NPTF127mm343.8mmALUFER5MUFFLERXY-202′-11NPTF127mm500mmALUFER 3,we got national patent (patent number: 200820204871.5). 4, The muffler's core and shell ... used dryer muffler is one-piece molding, such as the use of filter te for a long time after permeability is bad, also ...