Size Reduction
Dam fine project
Sandvik plays its part in Kenyan Rift Valley dam project
Water is the world’s most precious resource, and in many parts cone crushers, with their proven design and manufacturing
of Africa the ability to provide clean drinking water is literally the capabilities, with a track-mounted mobile machine that sets new
difference between life or death for many people. In order to standards in crusher throughput, and finished product shape. To
facilitate the provision of water for drinking and agricultural use, this end the QH340 makes excellent use of the powerful QH340
the 17th October saw the official opening of the Chemususu cone unit. Designed specifically for crushing and sizing minerals,
Dam project located 80km North West of the town of Nakuru in the QH340 is able to work as an independent unit, or as part of
the Rift Valley. an integrated aggregate production line in harmony with the
The dam was officially opened by the Assistant Minister for other members of the screening and crushing family such as the
Water, Mr Mwangi Kiunjuri, storing almost eleven billion litres of QJ and QA 240s.
water when in full operation, in order to service one of the driest In such a remote region as the Rift Valley, the ability of Vas
regions in Kenya. The rains for Rift valley have often proved to Group, and SMC Tanzania, to support the aftermarket
be unreliable, and thus the Kenyan government has taken this requirements of the units was crucial in the decision to opt for
brave step to ensure drinking and associated requirements will Sandvik. The high production required from the screening and
be met for years to come, even in the driest of seasons. crushing train means that downtime must be kept to an absolute
The official opening coincided with the commissioning of a minimum. SMC and the Vas’s groups ability to provide on-site
mobile screening and crushing train supplied by Sandvik Mining servicing, and Sandvik branded parts at very short notice, was
and Construction Tanzania. This has been supplied in conjunction paramount in choosing the Sandvik machinery.
with the VAS Group, a Nairobi based supplier of specialist The Kenyan government is committed to reversing years of
construction equipment. The screening and crushing train is under investment in its water infrastructure, and Booker
initially being utilised to produce road base for the haul roads on Mbugua, Managing Director of VAS Group, stated - “The
site, and will then be required to provide all necessary Chemususu Dam project is the first of many that will require
aggregates for the fill and associated construction requirements. Sandvik equipment. We are confident that with such superb
The screening and crushing train consists of a QJ240 (C-10+) machinery, supported by Sandvik’s Global Aftermarket
jaw, a QH330 (F-1080) cone and a QA240 (S-4) screener. The programme, that we shall see more and more Sandvik mobile
productivity, mobility, manufacturing excellence and the inherent screens and crusher working in similar applications.”
versatility of the individual units have been proved to be Tony Woolfe of SMC Tanzania, upon his return from Kenya,
perfectly suited to working in what is initially a confined space. expressed confidence that: “Sandvik and the VAS Group are
As the site expands, the high output of these machines will be perfectly placed to build upon the success of what is Sandvik’s
crucial in meeting the two million plus tonnes of material first mobile screening and crushing train in Kenya. The quality of
required for completion of the project. the operating plant has impressed all, and is only matched by the
The QA240 double-deck Doublescreen has been designed for back-up we are able to provide the machines when they are in
operation where massive throughput is required, but also there operation. We realise that the initial sale was only the start of
still exists a requirement for precision screening only available the relationship.”
from a Doublescreen. The patented double screen box enables For more information contact Sandvik Mobile Crushers and
greater accuracy, productivity and a more efficient screening Screens on tel: +44 (0) 1283 212121 or visit: www.sandvik.com
system. Each box is hydraulically adjustable, incorporates a
separate drive motor to enable a reverse throw of materials and
separate variable speed motors for each screen box. The QA240
produces a huge screening area (at least equivalent to a
traditional 16’ x 5’ - 4.8m x 1.5m - screening system) but with
two independently adjustable screen boxes for precision
screening and massive production.
The Sandvik QJ240 is a highly productive tracked jaw crusher,
and this compact self-propelled machine brings the revolutionary
features of Sandvik’s tracked jaw crushers, but in a format
designed for operation where operating space is limited, yet high
performance required. Of most sturdy construction, its power
management coupled with unique jaw design makes it an icon
for this category of crusher.
ABOVE: The Sandvik QH330 feeding the QA240 with the clean
The Sandvik cone crushers units marry Sandvik’s world-leading
aggregate fraction in the foreground
54 Solids & Bulk Handling February 2010 www.solidsandbulk.co.uk
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