With around 250 locations and 90 serve centers, we are represented in the most important economic regions of the world. The advantages are clear: short paths to our customers, fast response times and a shared language.
Can be used as a secondary seal of tandem seal in liquid applications
Operating range
Pressure: p = 2 bar (29 PSI) normal operation,
max. 60 bar (870 PSI)
Temperature: t = -20 °C ... +200 °C (-4 °F ... +392 °F)
Sliding velocity: vg = 25 m/s (82 ft/s)
Materials
Seal face: Special carbon
Seat: Silicon carbide (Q1, Q2)
Secondary seals: FKM (V)
Metal parts: CrNiMo steel (G)
Standards and approvals
API 682 / ISO 21049
Recommended applications
Chemical industry
Refining technology
Product variants
Configuration example acc. to API 682 (2CW-CS)
Similar products
CGSH-K
For stepped shafts
Balanced
Rotating spring
Single or double seal available
Standard version with U-grooves, V-grooves optional (dependent of direction of rotation)
Gas-lubricated
Does not open in the event of buffer pressure failure, self closing at pressure reversal