At Conexpo-Con/Agg 2011, Doosan will be showing several products for the first time, including the new DX700LC crawler excavator, The largest in the Doosan range, the DX700LC is designed and built to meet the needs of heavy duty mining and quarrying applications. According to Doosan, tt offers several features to give optimum value to the end-user thanks to outstanding productivity, superior comfort for the operator, enhanced reliability, durability and maximum uptime.
The long carriage (LC) design, in combination with the undercarriage expanded to its maximum working width of 4000 mm, offers optimum stability and safety in all kinds of digging, lifting and loading applications. To meet the requirements of different markets, three arms of varying length are available. Equipped with the 4200 mm arm, the DX700LC offers a maximum digging depth of 9,030 mm, a maximum digging height of 12,520 mm, a maximum digging reach of 13,610 mm and a dump height of 8,660 mm. The minimum swing radius is 5,810 mm. Buckets for the DX700LC range in capacity up to 4.5 m3.
Along with the smaller DX235LCR, the DX700LC will be exhibited alongside the latest Doosan wheel loader models and Doosan Moxy ADTs. The ADTs provides a line of advanced, reliable and cost effective vehicles, offering significant competitive advantages, says the group. The Doosan Moxy range currently comprises four models – the MT26, MT31, MT36 and MT41. The larger MT36 and MT41 have payloads of 32.7 and 38 t, with 294 kW and 331 kW of power provided by a 0Scania DC12 engine. The Scania engines incorporate an ‘air-to-air’ intercooler and achieve low fuel consumption, meeting Tier 3 emission regulations.
Doosan Moxy ADTs feature wet brakes offering exceptionally long service life and sealed protection from the environment. They have permanent 6-wheel drive for equal power distribution while the free-swinging rear tandem bogie and the special articulation system offer excellent driving performance in difficult terrain. The articulation hinge is positioned behind the turning ring to ensure equal weight distribution, even during maximum turning ensuring maximum contact between tyres and road so that all fuel consumption is converted to traction.