{"id":3510,"date":"2026-02-04T09:12:49","date_gmt":"2026-02-04T01:12:49","guid":{"rendered":"https:\/\/ptfesuppliers.com\/?post_type=product&p=3510"},"modified":"2026-03-31T15:39:40","modified_gmt":"2026-03-31T07:39:40","slug":"pfa-lined-diaphragm-valves","status":"publish","type":"product","link":"https:\/\/ptfesuppliers.com\/ru\/product\/pfa-lined-diaphragm-valves\/","title":{"rendered":"PFA Lined Diaphragm Valve – Corrosion Resistant Solution"},"content":{"rendered":"

\u041e\u043d PFA Lined Diaphragm Valve<\/strong> is engineered for ultra-high purity and highly corrosive chemical fluid systems. By integrating a fully PFA-lined flow path<\/strong>, a PTFE diaphragm sealing structure<\/strong>, and a robust SCS13 stainless steel valve body<\/strong>, this valve delivers exceptional chemical resistance, absolute media purity, and reliable zero-leakage performance.<\/p>\n

It is specifically designed for demanding industries such as semiconductor, photovoltaic, biopharmaceutical, and high-purity chemical distribution systems.<\/p>\n

Extreme Corrosion Resistance & Ultra-High Purity<\/h2>\n

The valve chamber and flow path are completely lined with high-purity PFA (Perfluoroalkoxy)<\/strong>, providing unmatched resistance to almost all strong acids, alkalis, organic solvents, and mixed chemical media. This construction eliminates metal ion contamination and corrosion risks.<\/p>\n

Only PFA lining and PTFE diaphragm<\/strong> come into contact with the process fluid, ensuring the highest cleanliness standards required for ultra-pure water, electronic chemicals, and pharmaceutical-grade applications.<\/p>\n

100% Media Isolation & Zero Leakage Design<\/h2>\n

The diaphragm structure forms a physical barrier between the process fluid and the valve\u2019s mechanical components. When closed, the flexible PTFE diaphragm tightly seals against the PFA-lined weir<\/strong>, achieving true bubble-tight shutoff.<\/p>\n

With no packing gland or dynamic shaft seal<\/strong>, potential leakage paths are eliminated at the source, providing inherent safety for personnel, equipment, and the environment.<\/p>\n

Optimized Flow Path & Low Pressure Loss<\/h2>\n

The smooth, seamless PFA-lined flow channel offers excellent flow characteristics with minimal pressure drop. The streamlined internal geometry prevents particle retention, reduces turbulence, and supports efficient CIP\/SIP cleaning processes, making the valve ideal for cleanroom and hygienic systems.<\/p>\n

Long Service Life & Easy Maintenance<\/h2>\n

The diaphragm is the only dynamic and wear-related component, allowing for fast and simple replacement without removing the valve from the pipeline<\/strong>. This significantly reduces maintenance time, downtime, and overall lifecycle costs.<\/p>\n

The rugged SCS13 stainless steel outer body<\/strong> provides superior mechanical strength and durability, ensuring long-term performance under JIS 10K pressure conditions.<\/p>\n

Typical Applications<\/h2>\n
    \n
  • \n

    Semiconductor and photovoltaic manufacturing (UPW, etchants, CMP slurry, photoresist, solvents)<\/p>\n<\/li>\n

  • \n

    Biopharmaceutical and biotechnology processes (WFI systems, buffers, media preparation)<\/p>\n<\/li>\n

  • \n

    Fine and specialty chemical production and distribution<\/p>\n<\/li>\n

  • \n

    Laboratory systems and pilot plants<\/p>\n<\/li>\n

  • \n

    Environmental protection and wet-process metallurgy<\/p>\n<\/li>\n<\/ul>\n

    Product Highlights<\/h2>\n
      \n
    • \n

      Full PFA lining for maximum corrosion resistance and purity<\/p>\n<\/li>\n

    • \n

      PTFE diaphragm for bubble-tight, zero-leakage sealing<\/p>\n<\/li>\n

    • \n

      Complete isolation between fluid and metal components<\/p>\n<\/li>\n

    • \n

      Low pressure loss with smooth, dead-zone-free flow path<\/p>\n<\/li>\n

    • \n

      Compact structure with long service life and low maintenance<\/p>\n<\/li>\n

    • \n

      Compatible with JIS 10K piping systems<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Valve Type: PFA Lined Diaphragm Valve
      Application: High-purity and highly corrosive chemical fluids
      Pressure Rating: JIS 10K (Equivalent to approx. PN16)
      Valve Body Material: SCS13 Stainless Steel (CF8 \/ 304 equivalent)
      Lining Material: PFA (Perfluoroalkoxy)
      Seal Material: PTFE Diaphragm
      Working Temperature: 0\u00b0C to +80\u00b0C (standard, material dependent)
      Maximum Working Pressure: JIS 10K rated pressure
      Flow Structure: Weir-type diaphragm design
      Actuation Options: Manual, Pneumatic, Electric<\/p>","protected":false},"featured_media":3864,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[31,30],"product_tag":[],"class_list":["post-3510","product","type-product","status-publish","has-post-thumbnail","product_cat-ptfe-pfa-lined-valves","product_cat-fluoropolymer-lining-products","first","instock","shipping-taxable","product-type-simple"],"gallery_images":[3501,3499],"_links":{"self":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product\/3510","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/comments?post=3510"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/media\/3864"}],"wp:attachment":[{"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/media?parent=3510"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product_brand?post=3510"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product_cat?post=3510"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ptfesuppliers.com\/ru\/wp-json\/wp\/v2\/product_tag?post=3510"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}