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SSS Style 2255 is an interlock braid using carded synthetic yarns thoroughly impregnated with a special petroleum based lubricant and graphite SSS Style 2255 is a dense, but flexible general service Packing that Adapts well to worn or scored shafts often found in older equipment It assures an excellent seal against steam, brine, oil, and mild acids and alkalis This Style is well-suited for applications in rotary and Centrifugal pumps and some valves
The SSS style 2777 individual fibers are lubricated using a special process that Assures thorough lubrication for a longer packing life
SSS style 2777 packing is a high performance packing that is well suited to applications where graphite impregnation may NOT be acceptable
The SSS style 2777 can handle steam, water, acids and other chemical and solvent applications
1-13 pH range (except concentrated, hot sulfuric or nitric acid); temperature (minimum -148 F, maximum 482 F) pressure static to 100 bar (1450 psi); rotating to 25 bar (362 psi)
Reciprocating to 50 bar (725 psi); shaft speed 2952 FPM (15 M/s)