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Double-Tank 250 DE/OL 80 Plant

Everything you need, wherever you need it.

A compact, lightweight plant designed for hard-to-reach sites and also suitable for transport by helicopter to high-altitude sites.

  • Rock anchors and rock bolts
  • Tiebacks and ground anchors
  • Self-drilling anchors
  • Tube à manchette (TAM) grouting
Electro-hydraulicPneumaticDiesel
Dai Prà Double-Tank 250 DE/OL 80 Plant: 250 + 250 lt double-tank mixer-agitator and DE/OL 80

Warranty
1 year

Two tanks and one pump, a single cycle.

The grout is mixed in the first tank and transferred to the agitator tank, which keeps it moving and ensures continuous output. The pump works at high or low pressure without stopping while the next batch is prepared.

  1. 01 · Mix

    250 lt mixing tank

    Mixes cement or bentonite grout and transfers it to the agitator tank.

    Discover the double-tank unit ↗
  2. 02 · Hold

    250 lt agitator tank

    Keeps the grout moving and ensures continuous output while the next batch is prepared.

    Discover the double-tank unit ↗
  3. 03 · Pump

    DE/OL 80 grout pump

    Double-acting plunger pump with high- and low-pressure modes to switch from filling to consolidation grouting.

    Discover the pump ↗

Double-Tank 250 DE/OL 80 plant features

  • Double-acting plunger

    The piston pumps on both the forward and return strokes and works at high and low pressure. Advanced, wear-resistant machining keeps maintenance to a minimum.

  • Groutable materials

    Cement and bentonite mixes, including with fine-grained sand, silica or lime (up to 2 mm), resins, polymer suspensions and cement admixtures.

  • Pressure washer (optional)

    For cleaning the machine as part of a proper daily site routine. Adds 2.2 kW to the power budget.

  • Power supply

    Available with electric, pneumatic or diesel power.

  • Safety sensors

    Stop the machine when in motion to prevent operator injuries during work and maintenance.

  • 1-year warranty

    Like all Dai Prà machines, the plant comes with a one-year warranty.

Discover automation

Every plant can be manual, semi-automatic (with load cells for mixing or with pump control) or automatic. In the automatic version, the data logger regulates both mixing and grouting: it stops pumping and adjusts the grouting parameters without operator intervention.

The automatic plant loads water by itself with a dedicated pump and, via pneumatic valves, controls cement loading by screw conveyor (from a big bag silo) and transfer from the colloidal mixer to the agitator. Weighing systems accurately batch recipes with two or more components.

Technical data

Mixing

Mixing, Double-Tank 250 DE/OL 80 Grout Plant
Double tank, mixing capacity250 lt66 gal US
Single motor for both tanks1.1 kW1.1 kW

Agitation

Agitation, Double-Tank 250 DE/OL 80 Grout Plant
Double tank, agitation capacity250 lt66 gal US
Agitator motorDriven by the shared double-tank motorDriven by the shared double-tank motor

Option 1 – Grouting · DE/OL 80

Option 1 – Grouting · DE/OL 80, Double-Tank 250 DE/OL 80 Grout Plant
Grout pumpDE/OL 80DE/OL 80
Motor power4 kW4 kW
Maximum flow rate60 lt/min15.9 gal US/min
Maximum pressure85 bar1232.8 psi
Total power input5.1 kW5.1 kW
Required generator power12.2 kVA12.2 kVA

Option 2 – Grouting · DE/OL 80 S

Option 2 – Grouting · DE/OL 80 S, Double-Tank 250 DE/OL 80 Grout Plant
Grout pumpDE/OL 80 SDE/OL 80 S
Motor power5.5 kW5.5 kW
Maximum flow rate60 lt/min15.9 gal US/min
Maximum pressure110 bar1595.4 psi
Total power input6.6 kW6.6 kW
Required generator power15.8 kVA15.8 kVA

Plant

Plant, Double-Tank 250 DE/OL 80 Grout Plant
Approx. dimensions L × W × H2000 × 1020 × 2050 mm78.74 × 40.16 × 80.71 in
OptionsRadio remote controlRadio remote control
Warranty1 year1 year

Cleaning

Cleaning, Double-Tank 250 DE/OL 80 Grout Plant
Pressure washer for cleaning the machine (optional)+ 2.2 kW+ 2.95 hp

Other standard grout plants

Let's talk about your project.

Tell us your mix, depth, required pressure and available power supply, and we’ll help you configure the plant.