Supplier product
Dandong Runhe Seal
The R8B description identifies a single-face balanced seal with a multi-spring arrangement for rotating-shaft equipment.
Dandong Runhe Seal identifies R8B Balanced Mechanical Seal in its supplier product description. The R8B description identifies a single-face balanced seal with a multi-spring arrangement for rotating-shaft equipment. It also states that the series is unsuitable for negative-pressure or evacuated service. Provide the shaft and chamber drawing, medium and operating cycle so face materials and the actual arrangement can be selected.
Dandong Runhe Seal · Dandong, Liaoning
Read the supplier product description
Source reviewed: 2026-11-11. This directory summary organises the supplier’s published product information.
Back to company product center
The supplier describes Plan65 as an arrangement that collects and monitors liquid leakage from the atmospheric side of a single mechanical seal.
View product →
The product description presents an atmospheric-side quench arrangement for a single mechanical seal, using an external supply such as steam, nitrogen or clean water selected for the duty.
View product →
The supplier description combines cooling and filtration in a mechanical-seal flushing arrangement and identifies a Y-type strainer in the flush line.
View product →
The supplier combines a buffer-gas supply arrangement with a leakage-gas collection route in this named seal-support package.
View product →
The catalogue describes an external flush supply routed into the seal chamber.
View product →
This separately named support package combines buffer-gas supply with leakage collection and monitoring.
View product →
The supplier describes the R45U as a single-face unbalanced mechanical seal with a large spring and no specified rotation-direction restriction.
View product →