Formerly Rock Dust Hose
RECOMMENDED FOR: Rock dusting applications in underground coal mines where limestone dust (or other inert rock-derived dusting agent) is sprayed in order to isolate exposed coal surfaces from potential heat or ignition sources. Lightweight and flexible for easy handling.
TEMPERATURE: -40°F to +180°F (-40°C to +82°C).
CONSTRUCTION: Tube: Type D (Natural Rubber). Black. Static-conductive.
Reinforcement: Synthetic, high tensile textile with steel wire helix.
Cover: Type C2 (Modified Nitrile). Black with yellow stripe.
Design Factor: 4:1
COUPLINGS: 1, 6, 7, 21, 49 or 78. Reference the Hose Coupling Section.
STANDARDS: Cover: Meets MSHA Flame resistant.