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� � GYLON Style 3522 Welded GYLON Diaphragm Material Benefits Benefits Effectiveseal Patented** welding process produces large gaskets Chemicalandtemperatureresistance without dovetailed joints that permit leakage Withstands aggressive chemicals and temperatures � GYLON material provides the excellent chemical re- up to +500�F (+260�C). Consult Garlock Engineering sistance of PTFE without creep relaxation and cold flow regarding your specific application. problems Resilience Versatile Up to three times the flex life of conventional PTFE Ideal for corrosive applications with extra-large flanges Styles 3500, 3504, and 3510 can be welded using this ConformstoFDAregulations unique process ConformstoFDAregulations Comparison of Typical Physical Properties* GYLON�3522 SkivedPTFE � Color Clear, translucent -- GarlocGarlockk Composition PTFE -- GaGaskskeettss Temperature Maximum +500�F (+260�C) -- CreepRelaxation (ASTM F38) % 35 51 Questions?CallGasket SpecificGravity (D792) 2.19 2.185 ApplicationsEngineering Compressibility (ASTM F36) % Range 20-25 20-25 at1-800-448-6688. Recovery (ASTM F36) % >50 >50 TensileStrength (ASTM D1708) Note: 2 X direction psi (N/mm ) 5,000 (35) 4,050 (28) Due to unique dynamics of actuated pumps, 2 Y direction psi (N/mm ) 5,100 (36) 3,000 (21) Garlock cannot specify temperature limits for the Style 3522 materials. In a diaphragm UltimateElongation pump there are variables such as, but not (ASTM D1708) limited to: geometry, displacement, and pump X direction % 500 550 speed that greatly affect the diaphragm Y direction % 520 450 performance. Experienced pump manufactur- ers have confirmed that pumps used in low GasPermeability and/or elevated service temperatures (40�F 2 (ASTM D1434V) cc/M /24 hrs 10,000 35,000 to 200�F) should be de-rated with respect to Flammability Will not burn -- speed and pressure. BacterialGrowth Will not support -- This is a general guide and should not be the sole means of selecting or WARNING: rejecting this material. ASTM test results in accordance with ASTM F-104; Properties/applications shownthroughout this brochure are typical. Your specific applica- properties based on 1/32" (0.8mm) sheet thickness. tion should not be undertaken without independent study and evaluation for suitability. For specific application recommendations consult Garlock. Failure to select the proper sealing products could result in property damage and/or serious personal injury. *Valuesdonotconstitutespecificationlimits Performance data published in this brochure has been developed from field testing, customer field reports and/or in-house testing. When approaching maximum pressure and temperature, consult While the utmost care has been used in compiling this brochure, we assume no respon- Garlock Applications Engineering. sibility for errors. Specifications subject to change without notice. This edition cancels all previous issues. Subject to change without notice. ** Patent #4,990,296 GARLOCK is a registered trademark for packings, seals, gaskets, and other products O.D. sizes 70" (1778 mm) and over of Garlock. C-17
Goodyear Rubber Products
