TRAILER BUILDING MATERIALS/COMPONENTS
Delivering lightweight ultra quads with SAF-Holland DURAQUIP BANKED ON SAF-HOLLAND AXLES AND SUSPENSION TO PRODUCE A FLEET OF LIGHTWEIGHT LONG HAUL ULTRA QUAD SIDE TIPPERS FOR HEAVY HAULAGE APPLICATION IN WESTERN AUSTRALIA. Heavy-duty transport vehicle and equipment
units that deliver better performance
manufacturer, Duraquip, has delivered a
standard for multi-combinations. So,
number of ultra quad combinations for David
when it came to choosing the axles and suspension, Duraquip recommended
The SAF steering axle results in less tyre
Campbell Transport (DCT) recently. The new lightweight long haul ultra quad side-tipper
going with SAF-Holland.
driving comfort, optimal manoeuvrability due
fleet is an addition to DCT’s existing fleet
“It’s a lightweight suspension but to be
to precise tracking and a higher resale value
that is in use for its mining operations in the
able to get these trailers to do the job you
of the trailer. Meanwhile, the SAF rear steer
Pilbara region in northern WA. Duraquip specialises in heavy-duty transport
would need to meet certain performance
axles enables the ultra-quad axle trailers to
criteria, so a fairly stringent Performance-
solutions for the mining, agricultural,
Based Standard (PBS) assessment was
track exceptionally well both on straight highway stretches and around the corners.
industrial, and earthmoving sectors across
required, and the SAF-Holland product met
The stabilisation damper provides weight
Australia. For the past 15 years its portfolio
the performance requirement in the PBS
optimised steering stabilisation to improve
has included off-road floats, dollies, trailers,
modelling,” says Tony Richardson, Duraquip’s
handling on straight and winding roads.
liquid tankers and side-tippers for logistics
design and sales support manager for Perth
The stabilisation damper is suspended
and material handling applications. However,
metro division.
on the axle body on one side and on the
this order marks Duraquip’s move into the
The new ultra-quad combinations feature
steering tie rod on the other. It is either
iron ore ultra quad market.
a tri-axle group on the lead trailer and
pressed (shortened) or pulled (lengthened)
Mining applications can be as tough as it can
quad axles including a rear self-steering
depending on the direction of the steering
get and demand rugged units that tick all
SAF axle on the following three trailers to
knuckles’ movement. The unique design of
the right boxes on the efficiency, safety and
ensure an acceptable swept path on turns.
this damper means that its internal spiral
durability list. But one of the requisites on
The SAF self-steering axle has a weight
spring is always compressed during both
this order from DCT was to make lightweight
capacity of nine tonnes and an additional
movements. As the side force decreases,
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Trailer Magazine NOVEMBER 21
weight of 136kg in comparison with the corresponding rigid axle. wear, lower fuel consumption, a high level of
