25 February 1993
CONTAINER CRANE, ROUGH TERRAIN, WHEEL MOUNTED
HYDRAULIC, DIESEL POWERED, DOD MODEL
should be applied at a place where the rope is being bent,
WIRE ROPE LUBRICATION.
such as at a sheave. It should be applied at the top of the
bend, because at the point where the strands are spread
The surface of some ropes may become covered with dirt,
by bending they are more easily penetrated. The service
rock dust, or other material during their operation. This
life of rope will be directly proportional to the effectiveness
covering can prevent field applied lubricants from properly
of the methods used and amount of lubricant reaching the
penetrating into the rope. Therefore, these ropes should
working parts of the rope.
be cleaned before being lubricated.
A proper lubricant must reduce friction, protect against
The lubricant applied should be light bodied enough to
corrosion, adhere to every wire and be pliable and not
penetrate to the core of the rope. Lubricant may be
crack or separate when cold and yet not drip when warm.
applied effectively by various methods. It may be dripped
on, sprayed on, or put on by brushing, but in any case it
CARD 7 OF 10