This type of brush can be sometimes specified for Pinhole / Holiday testing on delicate type coatings. Three different types of conductive rubber probe can be supplied for the Holiday Detector / Pin-hole Detector / Spark testers.

Conductive rubber brushes are useful for field joint coating of pipeline coatings and small repair patches and even thin film applications of coatings.

Relevant standards ASTM F941, ISO 8502, ISO 8503, SSPC,

NACE standards describes the relevant details for coating application, inspection requirements, and marine surface preparation.

Part Numbers

SA505 - Rubber, 180° in line, 200mm blade, 200mm extension
SA515 - Rubber, 180° in line, 450mm blade, 200mm extension
SA506 - Rubber, Right angle, 200mm blade, 200mm extension
SA507 - Rubber, Right angle, 450mm blade, 200mm extension
In addition to flat brush, we also offer circular conductive rubber brushes from 4” to 48” diameter.

Conductive probes are also supplied made from brass or bronze and steel wires.