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제품 정보 Metallic Geskets 
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| Very fine or polished surfaces should be avoided since the gasket sealing element may slide over them and thus have a detrimental effect on performance. A gramophone or concentric serrated finish is preferable. UNDER NO CIRCUMSTANCES should flange faces have any radial scores or scratch marks across the seating area. |
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The width of spiral wound gasket, when it is compressed, tends to expand and a space for the exp-
ansion is to be taken into account in design of flanges or joints.
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