
Deformation Resistance Not Prone Aging Rubber PTFE/EPDM Super-Tank Lid Seal Gasket. Premium Material Composition: Core made of High-Temp Nitrile or EPDM with PTFE envelope encapsulated on 3 sides. Corrosion and UV Resistance: PTFE material offers excellent chemical resistance, aging resistance, and UV stability. Standard and Custom Sizes: Available in standard sizes DN300mm and DN500mm with non-standard options. Leak-Proof Sealing Performance: Engineered for tight, leak-proof seals in wastewater and hazardous chemical transport. OEM and ODM Services: Full customization, minor customization, and customization from samples or designs available. High Torque Capability: Maximum torque capacity of 68Nm for secure installation and operation. Versatile Application Scope: Ideal for municipal projects, industrial facilities, and stormwater management systems.