Liebherr updates its R922 crawler excavator with more power
Liebherr is launching a revised R922 crawler excavator, replacing the previous R906 and joining the R918 and R926 in the company’s medium weight line-up. Powered by a Stage IIIB Liebherr diesel engine, developing 105kW (143hp), the R922 weighs in at 22 tonnes and designed as a general purpose civils machine. Using a Dual Circuit Positive Control hydraulic system, the excavator is said to consume less energy than previous models, resulting in fuel savings for the customer. The machine on show will be exhibit
February 8, 2013
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Liebherr launching a revised R922 crawler excavator
718 Liebherr is launching a revised R922 crawler excavator, replacing the previous R906 and joining the R918 and R926 in the company’s medium weight line-up. Powered by a Stage IIIB Liebherr diesel engine, developing 105kW (143hp), the R922 weighs in at 22 tonnes and designed as a general purpose civils machine. Using a Dual Circuit Positive Control hydraulic system, the excavator is said to consume less energy than previous models, resulting in fuel savings for the customer. The machine on show will be exhibited with a 2.7m dipper arm and LC undercarriage. However even with 600mm track pads the R922 does not exceed the 3.0m overall width for road transport in Europe.
The Allu 3D Positioning System will make ground stabilisation works more efficient and more cost-effective, according to the Finnish manufacturer. The GPS-guided system works in conjunction with Allu’s PMX mixing head, which is mounted on an excavator. It is made up from four modules – computer unit with software, touch screen, base station and GPS antennas positioned on the mixing unit. Often used in road construction to firm up soft ground, the ground stabilisation process sees the binder material fed in
A modern and dynamic company founded in 1994, Compi specialises in the aluminium casting by automatic and manual gravity line, machining of components for the automotive market, the production of Shell moulding cores, and thermoforming and moulding of plastic parts. In 1999, Compi became one of the first companies in Italy to reach and maintain the Environmental Certification ISO 14001.
A modern and dynamic company founded in 1994, Compi specialises in the aluminium casting by automatic and manual gravity line, machining of components for the automotive market, the production of Shell moulding cores, and thermoforming and moulding of plastic parts. In 1999, Compi became one of the first companies in Italy to reach and maintain the Environmental Certification ISO 14001.
Haver & Boecker is expanding its screen range with the addition of the Ty-Wire hybrid screen deck and of ultrasound screen decks. Ty-Wire hybrid screens use wire that is covered in polyurethane, providing a greater open area than a standard PU screen but with a lifetime that can be 4-6 times longer.
