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Ningbo Zhongli John Seals Co., Ltd.

Address:Build #7-103, Qidi industrial Park, No.299 Siming East Road, Fenghua, Ningbo Zhejiang China 315504

Tel:+86 574 8891 1322

Fax:+86 574 8895 2096

Mobile:

General manager:+86 135 6633 2298(Mr. bill fang)

Sales Manager:+86 136 8580 9470(Mr. kerkevin)

Email : sales@zlseals.com           fang@zlseals.com

Web:  www.zlseals.com

           www.zl-seals.com

ZL687
ZL687 Metal Bellow Mechanical Seal for John Crane 680
Description

Description:
ZL687  Mechanical Seal
For big compressors and industrial pumps
Replacing the mechanical seal of John Crane 680

Operational Conditions:
Temperature: -75℃ to +200℃
Pressure: ≤2.0MPa
Speed: ≤23m/s

Materials:
Stationary Ring:TC, Silicon Carbide
Rotary Ring:Carbon ,Silicon Carbide,TC
Secondary Seal:NBR,EPDM,Viton
Bellows:Steel
Spring and Metal Parts:Steel

Applications:
Oil, light hydrocarbon,
aromatic Hydrocarbon,
organic solvents,
week acids,
ammonia


Specifications



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