Expanded PTFE Sheet
Ningbo Sunwell Sealing Materials Co.,Ltd is one of the leading China expanded ptfe sheet manufacturers and suppliers with one of the famous brands, and we are also a professional expanded ptfe sheet company and factory, welcome to contact us.Benefits:> Reduced creep relaxation;> Chemical resistant;> Cost saving;> Tighter seal.Modified PTFE gaskets improved performance over conventional PTFE, Reduced product loss and emissions. Excellent bolt torque retention, unique manufacturing process minimizes cold flow problems typical of skived and expanded PTFE Sheets. Withstands a wide range of chemicals for extended service life in a wide variety of applications.Supplied Sizes:60'' x 60'' , 70'' x 70'', etcThickness: 1/16'', 1/8'', etcSpecification:SUNWELL CodeMF4350(SUNFLON 522)MF4354(SUNFLON 500)MF4351(SUNFLON 533)MF4353ColorFawnBlueOff-whiteBlackPhotosCompositionPTFE with silicaPTFE with glass microspheresPTFE with barium sulfatePTFE with graphiteTemperatureMinimumCont. max.-268 oC+260 oC-268 oC+260 oC-268 oC+260 oC-268 oC+260 oCPressure bar75555575Sealability cm3/s (GB/T9129-2003)< 1 x 10-3< 1 x 10-3< 1 x 10-3< 1 x 10-3Creep Relaxation % ASTM F3820351835Compressibility Range % ASTM F36-9910~1525~405~127~19Recovery % ASTM F36-99> 21>25>35>35Tensile Strength N/mm2 ASTMF FlammabilityWill not support flameBacterial GrowthWill not support
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