Skip to content
Seal Proof

High Pressure Seal

Balanced multi-spring seal rated 25…150 bar for oil pipeline and boiler feed water pumps.

Request a quoteDatasheetTalk to an engineer
Seal characteristics
Single acting · Balanced · Inside mounted · Independent of direction of rotation · Multiple springs design · Sturdy drive mechanism
Shaft diameter d1
25…..115 mm
Pressure p
25….150 bar
Seal Proof high pressure mechanical seal — heavy balanced seal head with multiple springs and a robust drive.

Overview

A single-acting, balanced, inside-mounted seal with a multiple-spring design and a sturdy drive mechanism, independent of direction of rotation.

Built for oil pipeline and boiler feed water pumps. Metal parts are available in SS 316, SS 304, Hastelloy-C, titanium, Alloy-20 and Monel.

Specifications

Seal characteristics
Single acting · Balanced · Inside mounted · Independent of direction of rotation · Multiple springs design · Sturdy drive mechanism
Shaft diameter d1
25…..115 mm
Pressure p
25….150 bar
Temperature t
-40°C to +180°C provisionalPublished as "_ 40…..1800 C". The leading underscore is a minus sign and the trailing 0 before C is the lost degree symbol. 1800 °C is not a possible reading for a mechanical seal. Provisional pending confirmation by Seal Proof Engineering.
Velocity v
20 m/sec

Contact our engineering team for application-specific specifications.

Materials of construction

  • Face materials: Carbon / Silicon Carbide / Tungsten Carbide
  • Metal parts: SS 316, SS 304, Hastelloy-C, Titanium, Alloy-20, Monel
  • Secondary seal: Elastomers

Applications

  • Oil pipeline pumps
  • Boiler feed water pumps

Related products

Next step

Tell us the duty.

Media, temperature, pressure, shaft size and speed are usually enough for our engineers to specify high pressure seal for your equipment.

Request a quote