Low-pressure balanced type standard mechanical seal. Used as seal for low/medium/high speed rotation, for volute pumps, geared pumps, and centrifuges.
EVBM
EOBM
2.94MPa
{30kgf/cm2}
200
Medium-pressure balanced type standard mechanical seal. Used as seal for low/medium/high speed rotation, for single- and multi-stage volute pumps and general equipment.
HEVBM
2.45~3.92MPa
{25~40kgf/cm2}
250
φ20~φ110mm
High-pressure balanced type standard mechanical seal. Used as seal for high-pressure low/medium/high speed rotation, for boiler-feed-water pumps, high-pressure circulating pumps, etc.
VDM
1.18MPa
{12kgf/cm2}
300
φ20~φ90mm
Low-pressure unbalanced type double-seal mechanical seal. Used as seal for volute pumps handling slurry-containing liquid, solidifying liquid, hazardous material, etc.
BSBN
1.18MPa
{12kgf/cm2}
φ20~φ70mm
Low-pressure balanced type mechanical seal employing welded- metal bellows. Used as seal for low/medium/high speed pumps and centrifuges, handling heat carrier oil and liquefied gases.
DOUN
0.2MPa
{2kgf/cm2}
150
φ35~φ150mm
Low-pressure and low-speed mechanical seal using diaphragm. Used as seal for long horizontal mixers, screw feeder s, dryers, washers, dyeing machines, etc. handling liquid, gas, and powder.
Axial runout: max. 3 mm
Eccentricity: max. 1 mm
Perpendicularity: max. 1.5 mm
PDOUN
0.05MPa
{0.5kgf/cm2}
φ30~φ145mm
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