Mining & Quarry
Haul-road densification, crusher pad compaction and dust-tolerant scrapers that survive abrasive ore fines without weekly drum swaps.
Mining haul roads, highway overlays, building pads and waterworks embankments each punish rollers differently. Bomag packages the drum class, amplitude and support rider around the failure mode you are trying to avoid.
We commit to recommending a roller-and-paver combination you can defend in a bid meeting — with density targets, emission logs and a commissioning week written into the quote.
Haul-road densification, crusher pad compaction and dust-tolerant scrapers that survive abrasive ore fines without weekly drum swaps.
Binder and wearing-course trains with dual-amplitude tandems, pneumatic tire rollers and electric-heat pavers staged to nuclear-gauge windows.
Mill-and-fill packages for night closures, narrow drums for curb edges and plate compactors for trench reinstatement beside live traffic.
Soil compactors and moisture-aware lift plans for dams, levees and canal berms where over-amplitude can shear saturated lifts.
Internal readiness scores we share with buyers when scoping a corridor — not sustainability pledges.
Friendly advisors on our applications desk ask five questions before naming a machine: daily tonnage, lift thickness, ambient night temperature, whether Tier 4 Final paper is mandatory, and how far the site sits from a parts hub. Those answers decide amplitude, drum width and whether a pneumatic tire roller belongs on the train.
We then sketch a problem-led package — for example “rutting on a 12 km ore haul road” maps to single-drum soil compactors plus grader passes, while “airport SMA surface voids” maps to pneumatic tire rollers after tandem breakdown.
Road-compaction procurement rarely has a single “correct” machine. These two debates show up on almost every Bomag applications call — we present both sides so your bid meeting can defend the choice.
Vibratory side: Dual-amplitude drums (0.4 / 0.8 mm at 50 / 60 Hz) rearrange particles from the bottom up. Operating mass in the 10–14 t class with static line load around 28–33 kg/cm densifies binder and granular base before the mat cools below 120°C. One double-drum unit covers more of a highway overlay budget when the bid only funds a single intermediate machine.
Pneumatic side: Overlapping tires knead from the top down and close surface voids on SMA, airport friction courses and wearing courses where steel drums alone leave open texture. Tire pressure and wheel load are the controlling specs — not centrifugal force in kN — so a PT-class 16–24 t unit often follows tandem breakdown rather than replacing it.
Practical call: Highway specs that cite sealed surface texture usually want both in sequence. If budget forces one purchase, start with the vibratory tandem and rent a pneumatic tire roller for the wearing-course week.
High-force side: Single-drum soil compactors with higher compaction force (kN) and thicker lift plans suit embankments, crusher pads and mining haul roads measured against ASTM D698 / D1557. Deeper particle rearrangement shortens pass counts on granular fills where nuclear-gauge or sand-cone checks sit at the lift mid-depth.
Low-amplitude side: On 40–50 mm hot-mix wearing courses, the same high centrifugal force can crush aggregate and open surface checking. Drop to ~0.4 mm amplitude or static finish once mat temperature falls, and keep drum edges off curb within 150 mm.
Practical call: Match force and amplitude to lift thickness and material — not to the largest kN number on a brochure. Bomag quotes list the intended lift window next to the machine class so the engineer of record can reject a mismatch before PO.
Share your corridor type and we will return a roller-train sketch with options for mining, road, building or waterworks within two business days.
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