Mini Self
Engineering, manufacturing and after-sales support for Mini Self — specification, layout and quotation on request.
View detailsExplore how a crawler-mounted concrete mixer with integrated pump enabled reliable concrete delivery in remote, mountainous regions of Papua New Guinea.

Concrete has to arrive at the formwork continuously and without segregation. That is the entire purpose of this product family: Off-Road Concrete Pumping Solution in Papua New Guinea equipment takes plastic concrete from a truck or mixer and delivers it horizontally along a pipeline or vertically through a placed boom, at a rate the finishing crew can absorb.
HAMAC supplies truck-mounted boom pumps for high-rise and large slabs, static and trailer line pumps for tunnels and long horizontal runs, spider placing booms for wide industrial floors, self-climbing booms that travel with the core of a tower, and separate placing masts for precast yards.
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.
Hardened wear plates and cutting rings provide extended service intervals under abrasive mixes.
Choose engine power for remote sites or electric motors for tunnels and urban night work.
Independent placing puts concrete precisely where the crew is working without occupying lifting capacity.
Outrigger interlocks, boom angle limits and emergency stop circuits protect both crew and structure.
Steady flow keeps cold joints out of slabs and eliminates the double-handling cost of crane-and-skip methods.
Integrated water tank, high-pressure pump and cleaning accessories reduce end-of-shift time.
Indicative ranges for standard configurations. Final values are confirmed against your project requirements.
| Parameter | Specification |
|---|---|
| Pump type | Trailer line pump / truck-mounted boom pump / truck mixer with pump |
| Theoretical output | 15 - 120 m³/h |
| Concrete pressure | 5 - 22 MPa |
| Boom vertical reach | 21 - 63 m depending on model |
| Max horizontal distance | 200 - 1500 m with pipeline |
| Distribution valve | S-tube / gate valve |
| Max aggregate size | 20 - 50 mm |
| Power | Diesel engine 60 - 300 kW / electric motor 45 - 200 kW |
On typical projects this equipment is selected where output reliability governs the whole schedule.
Mass pours with sustained continuous output
Vertical concrete delivery exceeding 100 m using riser pipelines or self-climbing booms
Fixed placing booms serving repetitive casting beds
Electric line pumps working under low ventilation constraints
Long horizontal pumping runs to piers and deck segments




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.
Engineering, manufacturing and after-sales support for Mini Self — specification, layout and quotation on request.
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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.
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