PTFE Composite Sliding Seals
Hansa describes a composite reciprocating seal combining a PTFE sliding ring with an elastomer O-ring; the elastomer and sliding material need to be specified together.
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Zhenjiang Hansa Sealant
This supplier page describes a PTFE gasket fitted at observation-window flange joints, including plain and filled PTFE options rather than one universal assembly rating.
Provide the sealing-joint drawing,flange dimensions and facing,contact medium,operating conditions and assembly requirements. Request the actual offered material grade,construction and thickness with the installation information needed for the selected joint. This supplier page describes a PTFE gasket fitted at observation-window flange joints, including plain and filled PTFE options rather than one universal assembly rating. Confirm the selected item and supporting documents with the company before specifying an order.
Zhenjiang Hansa Sealant · Zhenjiang, Jiangsu
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Source reviewed: 2026-11-11. This directory summary organises the supplier’s published product information.
Back to company product centerHansa describes a composite reciprocating seal combining a PTFE sliding ring with an elastomer O-ring; the elastomer and sliding material need to be specified together.
View product →The supplier describes this gasket for evaporator joints in concentration processes, with material choice and joint loading tied to the particular operating conditions.
View product →Hansa identifies ring-shaped PTFE sealing components for valve interfaces and discusses filled material options alongside unfilled PTFE.
View product →The product description identifies a PTFE gasket for flanged connections; the mating faces, selected material and joint loading form part of the application enquiry.
View product →This item is described as a sealing component at the ball-valve seat interface, rather than a complete valve or an interchangeable seat for every valve design.
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