PTFE Seated Knife Gate Valve Manufacturer in Ahmedabad

The PTFE Seated Knife Gate Valves from Controtek Global are made to offer outstanding sealing performance in demanding industrial settings, especially when handling sharp or corrosive fluids. These valves are perfect for sectors like chemical processing, water treatment, pharmaceuticals, and food and beverage manufacturing because of the remarkable chemical resistance provided by the PTFE (Polytetrafluoroethylene) seat material. Even in situations with high pressure or high temperature, the PTFE seat guarantees a tight shut-off and reduces leakage. These valves are built with a sturdy knife gate design which successfully manages solids-laden media, slurries, and viscous fluids. The gate can operate more smoothly thanks to the low friction surface provided by the PTFE material, which also has exceptional resistance to corrosion and wear over time.

Cast Iron Knife Gate Valve

Features of PTFE Seated Knife Gate Valve

  • Chemical Resistance
  • Tight Shut-Off
  • Knife Gate Design
  • Wide Temperature Range
  • Low Friction Operation
  • Versatile Actuation Options

Applications of Electric Actuated Knife Gate Valve

  • Handling aggressive chemicals, acids, and corrosive fluids
  • Used for controlling the flow of sludge, effluent, and water in treatment plants
  • Ideal for managing pulp slurry, recycled paper waste
  • Suitable for food-grade applications requiring hygienic flow control
  • Ensuring contamination-free operation in pharmaceutical production lines
PTFE Seated Knife Gate Valve - Technical Specification
Manufacturer Controtek Global
Valve Type PTFE Seated Knife Gate Valve
Body Material Stainless Steel (SS304, SS316), Carbon Steel (ASTM A216 WCB), or Duplex Stainless Steel
Gate Material Stainless Steel or Carbon Steel
Seat Material PTFE (Polytetrafluoroethylene)
Size Range 2” to 48” (DN50 to DN1200)
Pressure Rating ANSI Class 150, 300, 600 (depending on valve size and application)
Temperature Range -29°C to +250°C (-20°F to +480°F), depending on PTFE grade and application
End Connections Wafer, Lug, Flanged (ANSI B16.5), or Custom
Operation Type Manual, Pneumatic, Electric (for automated operation)
Stem Type Rising or Non-Rising Stainless Steel Stem
Stem Packing PTFE, Graphite, or Combination for enhanced sealing and reduced leakage
Leakage Class Class VI (for resilient seats), Metal-to-Metal options available for abrasive applications
Face-to-Face As per MSS-SP-81 / Manufacturer Standard
Actuator Options Manual Handwheel, Pneumatic Actuator, Electric Actuator (for remote operation)
Testing Standards API 598, MSS-SP-81, EN 12266-1 (Shell and Seat Leakage Tests)
Mounting Standard ISO 5211 compliant for actuator mounting
Coating (Optional) Epoxy Coating for additional corrosion resistance (optional)
Weight Varies by size and materials
Applications Chemical Processing, Water Treatment, Mining, Pulp & Paper, Food & Beverage, Petrochemical
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