产品详情
简单介绍：
详情介绍：
| Fitting Standard | ISO-KF | |
|---|---|---|
| Gate Size (mm) | DN 50mm / 2inch | |
| Pressure Range | 1.0xE-8 pa to 1.6xE5 Pa | |
| Helium Leak Rate | External | < 5.0xE-8 Pa*㎥/sec |
| Internal | < 5.0xE-8 Pa*㎥/sec | |
| Feed Through | Welded Bellows | |
| Pneumatic Actuator Type | Double Acting | |
| Air Connection | OD Ø4 One-Touch Type | |
| Air Pressure |
0.5 Mpa (Tolerance level : 0.45 ~ 0.6 MPa) |
|
| Air Less Lock | Open | N/A |
| Close | Lock | |
| Life Cycles | Mechanism | 200,000 |
| Bellows | 500,000 | |
| O-Ring(Seal) | 200,000 | |
| Lubrication | 200,000 | |
| Temperature | Gate(Seat) | ≤ 120°C |
| Actuator | ≤ 60°C | |
| Lubrication | Vacuum Inside | Non Lubrication |
| Mechanism | PFPE Grease | |
| Materials |
Valve Body, Gate(Blade), Seal Plate, Bellows End Pieces |
STS304 (SUS304) |
| Welded Bellows | STS316L | |
| Gate Mechanism | STS304, ETC | |
| Cylinder | AL6061, ETC | |
| Vacuum Seal | FKM | |
| Pneumatic Seal | FKM | |
| Surface Treatment | Valve Body | Sanding |
| Gate(Blade) | Sanding | |
