John Crane Type 680 Metal Bellow Seals Welded Type With Stock In Mass
| Name: | John Crane Type 680 Metal Bellow Seals Welded Type With Stock In Mass |
Product Description
Operating Limits:
Pressure: ≤2.1MPa
Speed: ≤25m/s
Temperature: -20℃~+200℃
Rotary Ring (SiC/Carbon/TC)
Stationary Ring (SiC/TC)
Secondary SeaI (VITON/Encapsulated Ring/PTFE)
Metal Bellows (SUS316L/AM350/Inconel718/Titanium/Hastelloy-C/AIIoy-20)
Other Parts (SUS304/SUS316/Titanium/Hastelloy-C)
Bellows Design Features:
⑴Optimum 45° tilt angle
⑵Three-sweep radius
⑶Static secondary seal
⑷Light spring loads
Welded Metal Bellows Bellows Advantages:
⑴Uniform plate rigidity and stress distribution
⑵Enhanced fatigue strength
⑶Pressure-balanced by design
⑷Less heat generated
⑸Lower power consumption
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