| 摘要 |
An internal flexible dust seal for connecting and accomodating misalignment, exp ansion, contraction, torsion between openings of adjacent ducts carrying dust and particulate laden h ot gases. The internal flexible dust seal can undergo lateral axial and torsional movement s while at the same time keeping any particulate matter or dust from entering the space between liner pla tes and the insulation cavity of an outer gas flexible seal or expansion joint. The internal flexible d ust seal is fixed to the inside of the duct.
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