Metso has developed a new maintenance platform to increase safety when changing jaw crusher wear parts.
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Promoting ?waste to resource? in a sustainable industry
From its beginnings in the development of efficient sand washing technologies, one supplier has developed a global reputation in the world of wet processing. This has seen that company diversify its product offering into five distinct sectors. But what has driven these developments and what theme connects them?
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Environmental breach penalties increase ten-fold
A state environmental regulator has increased penalties for serious offences ten-fold, with one quarry operator narrowly escaping a $30,000 fine.
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Rugged, versatile jaw crusher
McCloskey International’s J45 heavy-duty jaw crusher offers field-tested reliability for the toughest of projects.
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Quarry proposes expansion to continue regional supply
A construction materials company that is supplying a major highway project has proposed to expand its operation.
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Quarry makes bid to expand more than 150 per cent
Only months after being given the green light to expand, a quarry operator has applied to increase production by an additional 167 per cent in response to strong demand.
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Life on the edge: A trial of bucket edges
A comparative test trial of bucket edges on two wheel loaders has provided some encouraging results for operators of earthmoving equipment. Gilles Gros and Gary Chandler report on the trial process and explain the results.
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Wheel loaders contribute to sustainable quarrying
A New Zealand aggregates business has enjoyed reduced operating expenses and increased productivity with the purchase of a fleet of wheel loaders.
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Fuel-efficient loaders contribute to growing sand business
A quarry that started off as a small, family-owned business is now part of a multi-layered, nine-sector operation, bolstered by a fleet of nearly 170 machines and vehicles, including some recently acquired fuel-efficient wheel loaders.
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Crushing stone with stone: Bryan Bartley, Jim Macdonald and the Barmac crusher
The Barmac crusher – the first of the industry’s vertical shaft impact crushers – is today a mainstay of the quarrying industry. But who were the extraordinary men behind the Barmac? Louise Foord and Neil Clayton pay tribute to two of the New Zealand quarrying industry’s legends, including Bryan Bartley, who passed away earlier this year.
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