Overview
The Qiuerte 90D Hydraulic Wet Shotcrete Machine is an advanced electro-hydraulic system designed for efficient concrete spraying in slope reinforcement, tunnel lining, and underground engineering projects. Featuring PLC intelligent control and low-pulse pumping technology, this machine ensures stable performance with ≤10% rebound rate and <6mg/m³ dust emission.
Key Features
✅ High-Efficiency Pumping: 3-9m³/h adjustable output
✅ Low-Pulse Technology: Smoother flow with reduced material segregation
✅ PLC Intelligent Control: Precise speed regulation & automatic lubrication
✅ Multi-Protection System: Overload alert + Oil cooling + Air-water separation
✅ Enhanced Safety: Integrated control panel with leakage protection
Technical Specifications
| Basic performance | Product parameters |
| Production capacity | 3-9m3/h |
| System pressure | 22Mpa |
| Working air pressure | 0.4-0.6Mpa |
| Concrete outlet pressure | 6Mpa |
| Maximum aggregate diameter | 15mm |
| Working cylinder diameter*stroke | 120*600mm |
| Water-cement ratio | 0.45-0.6 |
| Main motor power | 15Kw |
| Voltage level | 380v |
| Hopper capacity | 0.13m3 |
| Concrete slump | 120-180mm |
| Drying dust beside the machine | <6mg/m3 |
| Feeding height | 910mm |
| Oil tank capacity | 129L |
| Rebound rate | ≤10% |
| Lubrication system | Manual-automatic |
| Hydraulic oil cooling method | Air cooling |
| Dimensions | 3000*1360*1360 |
Core Advantages
Precision Metering
Dual pneumatic metering pump ensures accurate accelerator addition (0-15% adjustable ratio).Easy Maintenance
Quick-clean filtration hopper
Tool-free nozzle assembly
Automatic grease lubrication system
Adaptive Performance
Suitable for C20-C50 concrete mixes with optimal 0.45-0.6 water-cement ratio.
Typical Applications
Tunnel arch spraying (railway/highway/subway)
Riverbank slope stabilization
Underground mine support
Hydraulic engineering structures
Why Choose Qiuerte?
◆ 5+ years in concrete equipment manufacturing
◆ CE-certified
◆ 12-month warranty + global technical support
◆ Customizable configurations available
Package Includes
▷ Main machine unit
▷ 10m spray hose kit
▷ Operation & maintenance manual
▷ Standard accessory toolkit
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