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Contractors World

 
Contractors World - INTERNATIONAL
The free digital publication for
construction, demolition, mining and quarrying industries.

 

Contractors World International- 2017 Vol 8 No 1


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LATEST IN MINI-EXCAVATORS

New Four from Komatsu - continued

Komatsu say that the MR‐5 range boasts many industry firsts and is packed full of outstanding new and improved features. Komatsu say that the MR‐5 range boasts many industry firsts and is packed full of outstanding new and improved features.

Operator comfort, safety initiatives, ergonomic design, low fuel consumption, advances in controllability, KOMTRAX step 5 and the highest levels of standard specifications raise the bar in terms of what customers can expect from a mini excavator.

All four new machines feature an electronically controlled engine with either 1.64 litres and 18.2 kW (24.4hp) for the smaller PC30MR‐5 and PC35MR‐5, or 2.19 litres and 29.6 kW (39.7 hp) for both the PC45MR‐5 and the PC55MR‐5.

Komatsu

SANY unveiled four new compact excavators at ConExpo-Con/AGG 2017. These additions broaden the lineup to seven excavators that are 10 t or smaller.New SANY Compact Excavators

SANY unveiled four new compact excavators at ConExpo-Con/AGG 2017.

These additions broaden the lineup to seven excavators that are 10 t or smaller.

The SY26U zero tail swing weighing 5,908 lb (2,680 kg) is the smallest of the new excavators.

It comes standard with a fully enclosed cab and auxiliary hydraulics down the arm.

Sany Excavators

 

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Efficient surface drill rig from Atlas CopcoEfficient surface drill rig from Atlas Copco

Extensive testing of the latest surface drill rig from Atlas Copco showed a lowering of fuel consumption by up to 50% combined with much greater penetration rate as a highly productive drilling for holes up to 216 mm.

The SmartROC CL was sent to Eastern Finland for rigorous testing in tough conditions – both in terms of work environment and drilling conditions. This means that the rig performed in an environment that is somewhat more demanding than several of its target markets.

In many open pit mines, production materials have less hardness and even more impressive performance results can be expected.

Atlas Copco’s Rock Excavation

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