New Product Launch: FITOK High Flow Sensitive Check Valves

FITOK High Flow Sensitive Sensitive Check Valves

 

Introduction

 

 

FITOK proudly introduces High Flow Sensitive Check Valves CF Series. These valves, also known as exhaust check valves, are typically installed on the exhaust side of vacuum pumps to prevent air from entering the system during pump shutdowns or malfunctions.

 

Features

 

 

  • 316 SS body, equipped with FKM O-ring
  • Minimal cracking pressure, large orifice, and high capacity
  • Non-adjustable cracking pressure
  • KF Vacuum Flange Port

 

Technical Data

 

 

 
Nominal Cracking Pressure
psig (mbar)
0.22 (15) 0.36 (25) 0.73 (50) 0.91 (63) 1.02 (70)
Cracking Pressure Range
psig (mbar)
0.1 ~ 0.25
(6.9 ~ 17.2)
0.27 ~ 0.4
(18.6 ~ 27.6)
0.6 ~ 0.75
(41.4 ~ 51.7)
0.7 ~ 0.95
(55.2 ~ 65.5)
0.85 ~ 1.05
(62.1 ~ 72.4)
Reseal Pressure
psig (mbar)
Back Pressure
≤ 0.1 (6.9)
Inlet Pressure
≥ 0.2 (13.8)
Inlet Pressure
≥ 0.4 (25.6)
Inlet Pressure
≥ 0.5 (41.4)
Inlet Pressure
≥ 0.65 (44.8)
Max. Working Pressure
psig (bar)
145 (10)
Working Temperature Range
°F (°C)
32 ~ 248 (0 ~ 120)
Wetted Surface Roughness
µin. (µm)
Mechanical Polishing Ra 16 (0.4)
Process Specification FC-01 or FC-02
Flow Coefficient (Cv) 14.4
Leak Rate (Helium) Internal <1×10-7 std cm3/s
External <5×10-10 std cm3/s

 

Please see the High Flow Sensitive Check Valves Catalog for more information. Should you have any questions, please contact us directly and We will reach you soon.

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