mobile concrete placing boom
Engineering, manufacturing and after-sales support for mobile concrete placing boom — specification, layout and quotation on.
View detailsBiggest Concrete Pump in Libreville from HAMAC - a Chinese manufacturer established in 2005. Combined mixing and pumping units for sites too small for two machines Send your output requirement and get a matched proposal within one working day.

The concept is simple but the engineering is not — the pump needs a continuous, well-mixed, correctly slumped feed. HAMAC mixer pumps therefore use a dedicated mixing drum with a hydraulic-driven agitator, followed by an S-tube valve pump with a hopper that keeps the pump cylinders primed.
Output models span roughly 15 to 50 m³/h with horizontal pumping distances between 100 and 500 m, which covers most low-rise and medium-rise horizontal pours. Self-climbing placing booms or separate pipeline extensions add reach where needed.
Most enquiries we receive start after a fleet problem — a pump that loses pressure on long booms, a mixer whose drum liners wear prematurely, a batching plant whose weighing tolerance drifts. Each of those has an engineering answer, and that answer belongs in the design stage rather than in the warranty claim.
Lower fuel burn and smaller crew compared with running a separate mixer and pump.
Pipelines carry concrete horizontally or vertically to slabs and columns the truck cannot reach.
Cable or radio remote lets a single worker control pour rate from the placement point.
Hydraulic outriggers and folding pipeline mean production begins within about 30 minutes of arrival.
Runs where site power does not exist, with electric-motor variants available for fixed yards.
Mixing and pumping in a single towed or truck-mounted unit dramatically reduces mobilisation cost.
Indicative ranges for standard configurations. Final values are confirmed against your project requirements.
| Parameter | Specification |
|---|---|
| Theoretical output | 15 - 50 m³/h |
| Max vertical distance | 30 - 120 m |
| Max horizontal distance | 100 - 500 m |
| Mixing capacity | 350 - 750 litres per batch |
| Concrete slump | 80 - 200 mm |
| Max aggregate size | 20 - 40 mm crushed stone |
| Diesel engine power | 37 - 110 kW |
| Distribution valve | S-tube valve, hydraulic driven |
Field experience across our export markets shows a clear pattern of applications.
Second-stage pours above the first floor using pipeline risers
Short, frequent pours inside existing structures
Foundations, slabs and columns for small to medium residential projects
Large horizontal pours where placing boom reach is sufficient
Mobile pours along alignments far from a batching plant




Six defined stages, each with named deliverables, so nothing is left to interpretation.
We start with your mix design, hourly output target, aggregate size, jobsite power supply and site layout — not with a catalogue page.
Our engineering team issues a layout drawing, foundation loads, power requirement and an equipment list matched to the target output.
A fixed specification quotation with clear technical annexes protects both sides; no vague "standard configuration" wording.
Weekly production photos, welding and pressure test records, plus third-party inspection if your project requires it.
Container or break-bulk shipment, then on-site supervision of assembly, alignment, calibration and dry-run.
Remote diagnostics by video call, spare parts dispatch within 48 hours for stocked items, and periodic return visits.
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Engineering, manufacturing and after-sales support for HAMAC concrete pump — specification, layout and quotation on request.
View detailsTell us the required output, material characteristics, site power supply and destination port. Our engineers return a complete technical and commercial proposal, normally within one working day.
Email: [email protected]
WhatsApp: +8619138100129
Twenty years of export experience across eighty countries. One engineer follows your project from enquiry to commissioning.
Fast reply from our sales engineers, Mon - Sat.
Ask for a quotation, spec sheet or factory video.
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We answer technical enquiries within one working day.
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