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  3. Ultra High Purity Valves
Ultra High Purity Valves

Ultra High Purity Valves

Category : Ultra High Purity (UHP) Products,

Ultra - High Pure Diaphragm and Bellows Valves are designed for reliable control of high-purity and hazardous gases. Sourced exclusively from our trusted partner, π—§π—ž-π—™π˜‚π—·π—Άπ—Έπ—Άπ—», and manufactured with precision and cleanroom standards, these valves ensure excellent leak-tight performance, minimal contamination, and long service life for critical applications.

Valve Classifications

  • Diaphragm Valves
    • Designed for ultra-high purity gas systems requiring high cycle life and minimal dead space.
    • Available in Manual and Pneumatic (Normally Closed / Normally Open) types.
    • Low particle generation.
    • Excellent moisture displacement.
    • Superior contamination control.
    • Long service life for critical applications.
  • Bellows Valves
    • Ideal for bulk gas delivery and hazardous gas systems.
    • Available in Manual and Pneumatic actuation.
    • Robust metal bellows construction.
    • Zero external leakage.
    • Complete isolation between process fluid and environment.
    • Long cycle life.

Material Specifications

  • Valve Body: 316L Stainless Steel (Standard), Single Melt, or Double Melt (VOD / VIM / VAR)
  • Diaphragm / Bellows: High-durability alloy materials for extended cycle life
  • Wetted Parts: Ultra-clean, corrosion-resistant materials for high-purity applications

Available Surface Finish

  • Options: Bright Annealed (BA) or Electropolished (EP)
  • Roughness: Internal surface finishes of Ra ≤ 0.25 μm or Ra ≤ 0.13 μm for UHP requirements

Technical Ratings

  • Working Pressure: Vacuum to 3,000 psig (207 bar)
  • Temperature: Standard ratings from -10°C to 65°C, with high-temperature options up to 150°C

Available Configurations

  • Straight Pattern Valves
  • Angle Pattern Valves
  • In-line Valves
  • Block and Bleed Valves
  • Multi-port Valves
  • Panel-Mounted Valves
  • Modular Manifold Assemblies

Quality & Testing

  • Leak Testing: 100% Helium leak tested to ensure zero leakage
  • Cleaning: Processed in a cleanroom environment
  • Packaging: Double-bagged to maintain purity during shipping and handling

Ultra-High Pure Diaphragm and Bellows Valves are engineered to meet the demanding requirements of semiconductor, pharmaceutical, solar, and specialty gas industries. All products are sourced exclusively from our trusted partner, TK-Fujikin, ensuring consistent quality, reliability, and global manufacturing standards. These valves are designed to provide superior sealing performance, low particle generation, and maximum contamination control in ultra-clean gas delivery systems. Diaphragm valves offer minimal dead space, excellent moisture displacement, and smooth flow paths, making them ideal for high-purity process applications. Bellows valves feature a robust metal bellows construction that ensures complete isolation between the process media and the external environment, providing zero external leakage for hazardous and corrosive gases. Manufactured using high-grade stainless steel and advanced surface finishing processes, these valves are precision cleaned, helium leak tested, and packaged in cleanroom environments. With multiple actuation options and high reliability, Ultra High Purity Valves deliver consistent performance, safety, and durability in critical operating conditions.

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