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Maximum performance in large-scale opencast mining

  • The surface miner with the highest performance levels when it comes to the selective mining of hard or soft rock.
  • The 13 ft. 9 in. (4.20 m) cutting drum unit – tailored to the job – with a cutting depth of 2.6 in. (650 mm) in hard rock guarantees high production rates with minimum tool wear.
  • Trucks with a load capacity of between 120 and 220 tons can be loaded using the powerful liftable and slewable rear-loading conveyor.
  • With an annual mining capacity in soft rock of up to 12 million tons, the miner is ideal for large-scale opencast mining.
  • The fully glazed operator's cabin is heatable, air-conditioned, soundproof and vibration-isolated, enabling a fatigue-free and productive work process.

Technical Highlights

Learn more about the highlights and benefits of the WIRTGEN surface miners

  1. Discharger conveyor

    Discharge conveyor including raising and slewing function for direct loading onto a transport vehicle.

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  2. Kabin

    Fully glazed and sound-insulated comfort cabin including swivelling function for productive working.

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  3. Cutting drum

    Mechanically driven, wear-resistant cutting drum working in up-cutting mode for efficient operation.

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  4. Power unit with diesel engine

    Fuel-efficient, powerful diesel engine paired with a heavy-duty mechanical belt drive for high cutting performance.

  5. Safety equipment

    Comprehensive safety package ensuring compliance with international mining regulations.

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  6. Track units

    Separately steerable and height-adjustable track units for full manoeuvrability and precise cutting depth adjustment in off-road operation.

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  7. Service

    Surface miners are used as primary extraction equipment and are typically operated on a 24-hour basis. To ensure maximum machine availability, WIRTGEN offers a unique customer-specific service for large-scale projects: in close cooperation between the German main plant and the WIRTGEN GROUP’s local subsidiary, WIRTGEN sets up additional service facilities in the immediate vicinity of the customer’s site. Service centers ensure the professional repair or overhaul of surface miners while enabling a comprehensive parts inventory to be stocked at the same time.

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    Numerous WIRTGEN GROUP service experts offer “just-in-time” support on site.

  8. Counterweight

    Movable counterweight for high machine stability and undisturbed operation along the edge of embankments.

  9. Access

    Wide, hydraulically adjustable access ladder for easy access to the machine.

  10. Drum tooling

    Extra-robust mining tools arranged in a helical pattern for high cutting performance, minimized tool wear and extended durability.

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  11. WIRTGEN Pick Inspection

    Automatic monitoring of the degree of tool wear allows the tools to be replaced economically at precisely the right time.

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Technical specifications

Detailed information about the 4200 SM (Hard rock)

Model 4200 SM (Hard rock)
Cutting width 4,200 mm13′ 9″
Cutting depth (Conveyor system) 0 mm - 650 mm0 - 2′ 1″
Engine power Tier 0 1,194 kW / 1,623 PS1,194 kW / 1,600 HP
Engine power Tier 2 1,119 kW / 1,521 PS1,119 kW / 1,500 HP
Emission standards USA / Canada Tier 2, outside Tier 0USA / Canada Tier 2, outside Tier 0
Operating weight CE * 201,300 kg443,791 lbs
  1. [*] Weight of machine with half-full water tank, half-full fuel tank, driver (150 lbs/75 kg) and tools.

Surface Miner 4200 SM (Brochure)

Illustrations and texts are non-binding and may include customized fittings. Subject to technical changes. Performance data depend on operational conditions.

Market-leading and cutting-edge products for the Road and Mineral Technologies business sectors are constructed at the WIRTGEN brand headquarters in Windhagen, Rhineland-Palatinate. With its innovative, high-performance and cost-efficient products and technologies for cold milling, soil stabilization, hot and cold recycling, concrete paving and surface mining, WIRTGEN leads the world market in road construction and repair, as well as in mining natural rock and pay minerals.

© 2019 WIRTGEN GmbH