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Type 2100 Elastomer Bellows Mechanical Seal for John Crane Replacement

Type 2100 elastomer bellows mechanical seal features a balanced design, bellows-driven transmission and independent rotation. As a John Crane Type 2100 replacement, it suits pumps, compressors, chillers and other rotary equipment.

Operating Parameters:

Pressure:0~1.2Mpa
Temperature:-20℃~120℃

Line speed:≤10m/s

Shaft size:10~100mm

Materials:

Sealing ring:SSiC,SiC,Carbon,Al2O3

Elastomers: NBR,EPDM,FKM

Springs: 304,316

Metal Parts:304,316

 

Type 2100 mechanical seal is a single-end, balanced seal with independent rotation direction, elastomer bellows construction and bellows-driven torque transmission. Its compact, unitized design simplifies installation while providing reliable sealing performance for a wide range of rotary equipment.

Both the elastomer bellows and spring provide pressure compensation for the sealing faces. The flexible bellows also helps accommodate radial shaft movement and improve the floating performance of the rotating ring. The single-spring design keeps the structure simple and helps maintain stable face loading during operation.

Type 2100 is suitable for centrifugal pumps, rotary pumps, turbine pumps, vacuum pumps, compressors, chillers, mixers, reducers and other rotating equipment. It is widely used in wastewater treatment, chemical processing, pharmaceutical production, papermaking, food processing, HVAC and other general industrial applications.

Type 2100 mechanical seal can serve as a direct replacement for John Crane Type 2100 mechanical seals. It is particularly suitable for water-based and general-purpose applications where a compact elastomer bellows seal is required.