SpiraFlex® Rock Dust
Product Specifications
Application
Rock Dust hose is a lightweight, flexible alternative to the
rubber hose for handling rock dusting in underground coal
mines.
Construction Tube
Green Pliovic®, meets MSHA standards USMSHA
Cover
Green Pliovic®, meets MSHA standards USMSHA
Reinforcement
Rigid white Pliovic® PVC helix
Temperature Range
0
˚F to 158˚F (-18˚C to 70˚C)
Packaging
100’
lengths, coiled and polywrapped
Branding
Example: Rock Dust USMSHA 2G-1C-14C/17. Made in U.S.A.
Continental ContiTech
Couplings
Contact fitting manufacturer for proper fitting
recommendation and coupling procedure.
Non-Stock/Sizes
Static wire available, contact Customer Service.
Order Codes
586-426 (
corrugated cover)
586-427 (
smooth cover with static wire, not available in 4")
SpiraFlex® Rock Dust
SAP #
ID
Nom. OD Max. WP Bend Radius Vacuum HG Weight
Green
Smooth cover
w/ static wire in.
mm in.
mm psi
MPa in.
mm in.
mm lb./ft. kg/m
20013351 20766499 1
f
38.1 1.75 44.5 44 0.30 4 97 29 737 0.28 0.42
20013354 20013361 2 50.8 2.35 59.7 30 0.21 6 140 29 737 0.61 0.91
20013356 20013363 2
f
63.5 2.87 72.9 30 0.21 7 178 29 737 0.61 0.91
20013358 20013365 3 76.2 3.40 86.4 30 0.21 8 203 29 737 0.77 1.15
20013359 20645908 4 101.6 4.45 113.0 27 0.19 14 356 15 381 0.95 1.41
Air & Multipurpose
General Purpose
Heavy Duty
Push-on
Chemical Transfer
Cleaning Equipment
Food
Transfer
Washdown
Marine
Material Handling
Abrasives
Bulk Transfer
Cement & Concrete
Mining
Petroleum
Aircraft Fueling
Dispensing
Dock
Transfer
Spray
Steam
Vacuum
LPG Delivery
Water
Discharge
Suction & Discharge
Washdown
Welding
Coupling Systems
Equipment
Appendix
149
Mining