single spring mechanical seal for marine industry

We retain bettering and perfecting our merchandise and service. At the same time, we do the job actively to do research and improvement for single spring mechanical seal for marine industry, We acquire high-quality as the foundation of our results. Thus, we focus over the manufacture on the finest top quality goods. A strict quality management system has been created to guarantee the caliber of the merchandise.
We retain bettering and perfecting our merchandise and service. At the same time, we do the job actively to do research and improvement for , All styles appear on our website are for customizing. We meet up to individual requirements with all solutions of your very own styles. Our concept is to help presenting the confidence of each buyers with the offering of our most sincere service, and the right product.

Features

• Single seal
• Cartridge
• Balanced
• Independent of direction of rotation
• Single seals without connections (-SNO), with flush (-SN) and with quench combined with lip seal (-QN) or throttle ring (-TN)
• Additional variants available for ANSI pumps (e.g. -ABPN) and eccentric screw pumps (-Vario)

Advantages

• Ideal seal for standardizations
• Universal applicable for packings conversions, retrofits or original equipment
• No dimensional modification of the seal chamber (centrifugal pumps) necessary, small radial installation height
• No damage of the shaft by dynamically loaded O-Ring
• Extended service life
• Straightforward and easy installation due to pre-assembled unit
• Individual adaptation to pump design possible
• Customer specific versions available

Materials

Seal face: Silicon carbide (Q1), Carbon graphite resin impregnated (B), Tungsten carbide (U2)
Seat: Silicon carbide (Q1)
Secondary seals: FKM (V), EPDM (E), FFKM (K), Perflourocarbon rubber/PTFE (U1)
Springs: Hastelloy® C-4 (M)
Metal parts: CrNiMo steel (G), CrNiMo cast steel (G)

Recommended applications

• Process industry
• Petrochemical industry
• Chemical industry
• Pharmaceutical industry
• Power plant technology
• Pulp and paper industry
• Water and waste water technology
• Mining industry
• Food and beverage industry
• Sugar industry
• CCUS
• Lithium
• Hydrogen
• Sustainable plastics production
• Alternative fuels production
• Power generation

• Universally applicable

• Centrifugal pumps
• Eccentric screw pumps
• Process pumps

Operating range

Cartex-SN, -SNO, -QN, -TN, -Vario

Shaft diameter:
d1 = 25 … 100 mm (1.000″ … 4.000″)
Other sizes on request
Temperature:
t = -40 °C … 220 °C (-40 °F … 428 °F)
(Check O-Ring resistance)

Sliding face material combination BQ1
Pressure: p1 = 25 bar (363 PSI)
Sliding velocity: vg = 16 m/s (52 ft/s)

Sliding face material combination
Q1Q1 or U2Q1
Pressure: p1 = 12 bar (174 PSI)
Sliding velocity: vg = 10 m/s (33 ft/s)

Axial movement:
±1.0 mm, d₁ ≥75 mm ±1.5 mm

water pump shaft seal for marine industry