XDBWG,AKA MFL85N or 680 Metal Bellow Mechanical Seal

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Structural Features

Single end, balanced, independent direction of rotation, metal bellow, cartridge seal. The auxiliary seal ring is made of expanded graphite, which is suitable for complex operating conditions and mixed sealed mediums.

Standards

GJB9001C, ISO9001, CE-MD, EN ISO12100

Scope of Application

Widely used in petrochemical engineering, oil refining, chemical processing, chemical fiber manufacturing, food and beverage processing,pharmacy,thermoelectricity and paper making.

Inner Diameter

16 mm to 100 mm

Materials

Rotary Ring Face: Carbon/SiC/TC
Stationary Ring Face: Carbon/SiC/TC
Elastomers: Viton/PTFE/NBR/Flexible graphite
Springs: SS304/SS316
Metal Parts: SS304/SS316

Operation Parameters

Pressure:≤ 2.5 Pa
Temperature: – 20~300℃
Linear Speed:≤ 15m/s

Mediums:

hot water. oil, water, liquid hydrocarbon,acid, alkali, solcents, paper pulp and other medium and low viscosity content.