Specifications
| U.S. | Metric | |
| Vertical reach | 91′ | 27.7m |
| Horizontal reach | 78′ | 23.7m |
| Below Grade Reach w/Tip Hose | 57’1″ | 18m |
| Pipeline Diameter | 5″ | 125mm |
| Boom Type/Sections | Combination Roll & Fold with Z Boom/4 | |
| Boom Rotation | 370 degrees | |
| Unfolding Height | 19’2” | 5.8m |
| Outrigger Type – Front | Hydraulic Telescoping & Jacking | |
| Outrigger Type – Rear | Manual Extension, Hydraulic Jacking | |
| Outrigger Soil Pressure w/o Dunnage (front/rear) | 281/265 psi | 19.4/18.3 bar |
| Outrigger Soil Pressure w/ Dunnage (front/rear) | 70/66 psi | 4.8/4.6 bar |
| Outrigger Width, Front | 19’7” | 5.9m |
| Outrigger Width, Rear | 11’10” | 3.6m |
| Outrigger Length | 21’7” | 6.6m |
Pump Specifications | U.S. | Metric |
| Theor. Concrete Output | 151 cu yds/h | 115 cu m/h |
| Max Pressure on Concrete | 1389 psi | 96 bar |
| Max Strokes Per Minute | 26/16 | |
| Max Aggregate Size | 2.5 in | 63.5mm |
| Material Cylinder Diameter | 9 in. | 230mm |
| Material Cylinder Stroke | 79 in | 2006.6mm |
| Differential Cylinder Diameter | 5.1 in | 130mm |
| Maximum Oil Flow | 4 gal/min | 15.1 l/m |
| Hydraulic Circuitry Type | SC | |
| Valve Type | B Rock | |
Diagrams
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Features & Benefits
4-Section Double Z
This boom offers more articulation than any other boom in its class. And with 540-degrees of articulation in the last two Z-fold sections, this boom gets you in places no other boom can.
Generation 3 Pump Kit
Outperforms every other concrete pump on high visibility projects while also placing millions of yards on everyday pours.
Vector Controls
Valuable operational data at your fingertips to allow monitoring of the pumping process from the remote control box.
Rock Valve™
No other sequencing valve combines lowest cost per yard maintenance costs and ease of rebuilding as the Rock Valve™.
Read more on Schwing 28X Pumps.