BMR Floor Grinding Robot 850M

An underground car park is a forest of columns. Each one is a point where a grinding pass must stop, turn and resume, and each turn is a chance for an uneven strip, a missed corner or a scuffed edge. The BMR Floor Grinding Robot 850M treats those columns as information rather than interruptions. It scans the walls and pillars around it with LiDAR, plans its own route between them and grinds the concrete to remove surface laitance, collecting the dust automatically as it works. The machine takes on the repetitive work of every pass, while the site team decides how the floor should be prepared.

Robots Middle East supplies the BMR Floor Grinding Robot 850M to flooring contractors, construction companies and project developers across the Middle East. Robots Middle East prepares the quotation, arranges delivery to site and provides support after handover, so that a contractor works with a single partner from the first enquiry to the first prepared slab.

Background

BMR and its floor construction robots

BMR builds robots for the successive stages of floor construction. Alongside this grinder, the range available from Robots Middle East includes machines for screeding, levelling, finishing and coating, which places the grinder within a sequence of robotic steps rather than presenting it as a standalone tool. Readers who wish to see the whole family can browse the Flooring Robots category, and the wider Construction Robots category covers automation for other trades on site.

Within that family, grinding has a particular role. It is the step that turns a cast slab into a substrate ready to receive a coating or a hardener system. If laitance is left behind, or removed unevenly, the layers that follow have a weaker surface to bond to. A robot that performs this step consistently therefore supports the quality of every trade that comes after it.

LiDAR navigation and the planetary disc

The 850M uses LiDAR scanning to identify the position of objects such as walls and columns. From that information it carries out intelligent path planning, which enables real-time positioning, autonomous navigation and fully automatic grinding. Instead of following a route an operator steers by hand, the robot works out its own coverage of the floor and holds a positioning accuracy of 5cm while doing so.

The grinding itself is done by a planetary disc, with grinding power of 18.5kW and a grinding speed adjustable between 400-2000rpm. A working width of 850±50mm sets the size of each pass. Around that core, the robot provides safe stopping when it detects an obstacle, grinding disc protection, construction data statistics, fault alarms and FMS cloud data management, so that the progress of a job can be followed rather than estimated.

Technical Specifications

Specifications are as published by the manufacturer and are confirmed against the datasheet at quotation. The manufacturer has not published the IP rating, the dust bin capacity, the charging time, the runtime per charge, the grinding efficiency, the package contents, the operating temperature range or the noise level; these are confirmed at quotation.

How does the 850M differ from the 850S?

BMR offers this floor grinding robot in two versions, the 850M and the BMR Floor Grinding Robot 850S. The two share the same purpose and the same approach to the job: LiDAR scanning, intelligent path planning and fully automatic grinding of concrete floors. The defining feature of the 850M is automatic dust collection, which the manufacturer lists for the 850 M series, driven by a dedicated 2.4kW dust collection unit working alongside the 18.5kW grinding drive.

That distinction matters on site. Grinding concrete produces fine dust, and how that dust is managed shapes the working conditions for the crew, the cleanliness of the surrounding areas and the preparation needed before coating begins. On the 850M, collection is part of the machine rather than a separate task to be organised. The 850M is also the larger of the two at 2030X915X1275mm and 754kg, which should be considered when planning access routes, lifts and ramps. Robots Middle East sets out the full comparison between the two versions at quotation, so that the choice rests on the specific project rather than on assumptions.

How does the 850M find its way around a site?

Autonomous grinding depends on the robot knowing where it is and where the obstacles are. The 850M scans its surroundings with LiDAR, recognises walls and columns, and plans a path that covers the floor around them. Real-time positioning keeps track of its location as it moves at a travel speed of 0.5m/s, and the published positioning accuracy of 5cm describes how closely it holds that position.

When the robot detects an obstacle, it stops safely, and the grinding disc protection function guards the tooling. Fault alarms alert the team when attention is needed, while construction data statistics and FMS cloud data management record what has been done. For a project manager, this means a record of the work is available from the machine itself. For a site with gradients, the 850M can climb slopes of 15°, and its operating range is 9km.

Who is the BMR Floor Grinding Robot 850M for?

The 850M is aimed first at flooring contractors who prepare large concrete areas before an applied finish. Teams installing epoxy floors, sealed hardener floors and emery sealed hardener floors need a substrate free of laitance, and the robot is built to produce one autonomously across open areas and around structural columns.

Terrazzo specialists form a second group. The manufacturer names epoxy terrazzo, inorganic terrazzo and terrazzo floors among the floor types the robot serves, which makes it relevant to contractors whose work begins with a properly ground base.

General contractors and developers delivering underground parking garages, factory workshops and laboratories are a third group. These spaces combine large floor areas with walls, columns and fixed layouts, which is precisely where LiDAR-based path planning is useful. Sites with a three-phase five-wire supply at 380 VAC are ready for the machine's electrical requirements.

Where integrated dust collection is a priority, the 850M is the version to consider. Buyers who want to weigh both options can review the BMR Floor Grinding Robot 850S, and Robots Middle East will advise which version suits the site, the floor system and the working conditions.

What is the BMR Floor Grinding Robot 850M used for?

1. Laitance removal: grinding away the weak surface layer of concrete to expose a sound substrate.
2. Epoxy floor preparation: preparing concrete slabs before epoxy floor systems are applied.
3. Hardener floor systems: grinding for sealed hardener and emery sealed hardener floors.
4. Terrazzo work: preparing bases for epoxy terrazzo, inorganic terrazzo and terrazzo floors.
5. Underground parking garages: autonomous grinding between columns and walls across large car park decks.
6. Workshops and laboratories: floor preparation in factory workshops and laboratory buildings with dust collected on board.

Pricing and Availability

Robots Middle East provides the BMR Floor Grinding Robot 850M on quotation, prepared for the specific project and its requirements. Delivery, customs clearance and after-sales support are arranged together with the quotation. To begin, please share the floor area, the floor system planned and the site's power supply, and a quotation can be requested through the enquiry option available on this page.

Frequently Asked Questions

What does the BMR Floor Grinding Robot 850M remove from concrete?

It is designed to remove surface laitance from concrete, preparing the slab for the floor system that follows.

How does the robot navigate without an operator steering it?

It uses LiDAR scanning to identify walls and columns, then performs intelligent path planning with real-time positioning and autonomous navigation. The published positioning accuracy is 5cm.

What power supply does the 850M require?

It runs on 380 VAC through a three-phase five-wire system at 50 HZ/60 HZ. It also carries a 48V&30Ah battery.

Does the 850M collect grinding dust?

Yes. Automatic dust collection is a feature of the 850 M series, with a dust collection power of 2.4kW.

Can the robot work on sloping floors?

The 850M is rated for climbing slopes of 15°. Ramps and access routes should still be reviewed with Robots Middle East when planning delivery, given the machine's weight of 754kg.

What safety and monitoring functions does it provide?

The robot stops safely when it detects an obstacle and protects its grinding disc. It also provides fault alarms, construction data statistics and FMS cloud data management.

Where can I buy the BMR Floor Grinding Robot 850M and what does it cost?

The 850M is available from Robots Middle East, which supplies it across the Middle East. The cost depends on the project and the scope of supply, so it is provided by quotation, with delivery, customs and support arranged at the same time.

Summary

Columns, walls and fixed layouts are what make large floors slow to grind by conventional means. The BMR Floor Grinding Robot 850M reads those features with LiDAR, plans its passes around them and removes laitance with an 18.5kW planetary disc across a working width of 850±50mm, while its automatic dust collection keeps the dust out of the next stage of work. For contractors preparing epoxy, hardener and terrazzo floors in car parks, workshops and laboratories, it turns an obstacle-filled slab into a predictable task. Robots Middle East quotes, delivers and supports the machine across the region, and for any project that begins with a properly ground floor, this page is the starting point.