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Seal Proof

Cartridge Single Acting

Reverse-balanced, outside-mounted dry-running cartridge for food and pharmaceutical products.

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Seal characteristics
Single acting · Reverse balanced · Outside mounted · Independent of direction of rotation · Dry running
Pressure p
Vacuum …. 8 bar (max)
Temperature t
Ambient to +120°C (max)
Seal Proof single-acting cartridge seal — pre-assembled seal on its own sleeve and gland plate.

Overview

A single-acting, reverse-balanced cartridge seal, outside mounted, dry running and independent of direction of rotation.

Supplied for food and pharmaceutical products, with tungsten carbide and ceramic faces and metal parts in SS 316, SS 304, Hastelloy-C, Hastelloy-B, Monel or Alloy-20.

Specifications

Seal characteristics
Single acting · Reverse balanced · Outside mounted · Independent of direction of rotation · Dry running
Pressure p
Vacuum …. 8 bar (max)
Temperature t
Ambient to +120°C (max) provisionalPublished as "Amb. …. 120O C (max)". The capital O is the lost degree symbol, and 120 °C is consistent with the food and pharmaceutical duty this seal is listed for. Provisional pending confirmation by Seal Proof Engineering.
Speed n
320 rpm

Note: Shaft diameter remains withheld. It was published as "15 …150mm*" and the asterisk has no footnote anywhere on the legacy page, so the qualification it carried is lost. It awaits engineering sign-off before publication.

Contact our engineering team for application-specific specifications.

Materials of construction

  • Face materials: Tungsten carbide and ceramic
  • Metal parts: SS 316, SS 304, Hastelloy – C, Hastelloy – B, Monel, Alloy – 20
  • Secondary seal: Elastomers, TCV, PTFE

Applications

  • Food products
  • Pharmaceutical products

Related products

Next step

Tell us the duty.

Media, temperature, pressure, shaft size and speed are usually enough for our engineers to specify cartridge single acting for your equipment.

Request a quote