Grinding and polishing of concrete floors has become increasingly popular around the world over the last 15 years. It all started with the manufacturer HTC Sweden in the middle of the 1990s and soon other manufacturers joined like Diamatic and King Concepts. This industry has now developed into a plethora of suppliers. PDi editor in chief Jan Hermansson reports.
The RPM Group, a US-based network of diamond polishing contractors, has put Duratiq to the test. Over a period of several months, the Duratiq grinder has been tested on multiple job sites against other grinding machines.
Floor sawing jobs are bread and butter for professional concrete cutters. Well aware of that fact, manufacturers work hard to meet their needs with ever more compact and lightweight yet powerful machines. PDi’s Andrei Bushmarin reports on the latest products in the floor sawing sector.
Separation is currently the word on demolition sites. Never before have contractors separated waste more then at present. The equipment for efficient separation is now so much bigger than 20 years ago. Stricter regulations create a greener environment and professionals make more money on waste handling.
On 30 September Equip Sales and Leasing, of North Haven, Connecticut hosted a crushing demonstration day at their sister company Modern Materials in Hamden Connecticut that included the introduction of eight different Rockster machines.
Hyundai has added HL965 to its range of wheeled loaders. The new HL965 has an operating weight of 20.1t and is powered by the latest Stage IV Cummins QSL9 electronically controlled diesel engine with a gross power of 200kW at 2,100revs/min.
At the MATEXPO in Belgium Keestrack presented the diesel electric B3e hybrid jaw crusher. Its extremely compact transport dimensions, low transport weight and 1000mm x 600mm jaw enables the B3e to continuously deliver up to 300t/h.
Red Rhino Crushers has expanded its range with the addition of the 5000 Electric tracked crushers fitted with a 30kW electric motor for contractors working in an environment that cannot tolerate exhaust and noise emissions from a diesel driven plant.
The New SDF ‘N’ blades from Dymatec feature a unique design that improves water ﬂow and reduces friction enabling enhanced life in the most challenging conditions and aggregates, without compromising on the already unparalleled cutting speeds.
Komatsu Europe has launched the WA200‐8 wheel loader. With an operating weight of around 12t the WA200-8 is an all‐round utility performer for most worksites, with an attachment‐friendly quick coupler, a 94kW EU Stage IV Komatsu SAA4D107E‐3 engine and up to 4% lower fuel consumption.