| Customization: | Available |
|---|---|
| Structure: | Single End |
| Pressure: | Medium Pressure Mechanical Seals |
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21 is Alternative to:
John Crane type 21
US SEAL type C
AES P04,
Flowserve 110,
Roten 21A,
Sealol 43 CU Short seal,
Sterling 212A,
Vulcan 11
The seat could be CUP seat or O-ring groove seat.
Operational Condtions:
| Temperature | -20°C to+120°C |
| Pressure | ≤1.0MPa |
| Speed | ≤15m/s |
| Stationary Ring | Ceramic(Alumna) Silicon Carbide,Sintered Pressureless Silicon Carbide ,Reaction bonded Co-binder tungsten Carbide |
| Rotary Ring | Resin lmpregnate Carton Graohite Antimony lmpreg Carbon Graphite Silicon Carbide,Sintered Pressureless Silicon Carbide ,Reaction bonded |
| Secondary Seal | NBR EPDM Vit |
| Spring and Metal Parts | Stainless steel 304 Stainless steel 316 |
| Standard | T11 |
| Alternative | CT20,T21 |
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