Back New Product Launch: FITOK High Flow Sensitive Check Valves
05/08/2024
718
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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