20x18 Inch Centrifugal Dredging Sand Pump with 27% High-Chrome Alloy Construction and 1200 kW Power Capacity
Price:
2500-30000USD
MOQ:
1 Set
Delivery Time:
10-20 days
Brand:
ZD Brand
Product Description
Zidong ZG(H) Series Sand Gravel Pumps are engineered for continuous operation with highly abrasive slurries containing large solids that exceed the capabilities of standard slurry pumps. Manufactured with 27% high-chrome alloy construction and extra-thick pump casing, these pumps deliver exceptional wear resistance and minimal maintenance requirements.
Product Overview
ZG(H) Series Sand Gravel Pump is a horizontal single-casing gravel pump featuring wide channels for transferring sand, slurries, or gravels with large particle sizes. The wet parts are constructed from Ni-hard and high-chrome alloys to ensure extended service life, delivering superior performance in dredging, sand mining, barge loading, and mineral processing applications.
Key Features
- International technology standards with 100% interchangeable spare parts
- Designed for highly abrasive slurries with large solids
- Single casing construction with clamp band connection and wide wet-passage
- Ni-hard high-chrome abrasion-resistant alloy wet parts
- 360° adjustable discharge direction for flexible installation
- Excellent NPSH performance and superior abrasion resistance
- 3-vane design with extra-thick walls for large particle passage
Technical Advantages
Bearing Assembly
Large diameter shaft with short overhang minimizes deflection and extends bearing life
Casing
Single casing constructed from high-chrome alloy for extended wear resistance
Impeller
3-vane impeller design processes larger solids efficiently, featuring threaded connection without nuts
Cover Plate
Tapered mating faces ensure positive alignment during assembly and simplified removal
Frame Structure
Robust one-piece frame cradles cartridge-type bearing and shaft assembly with external impeller adjustment mechanism
Pump Structure
Performance Curve
Technical Specifications
| MODEL | MAX. Power (kw) | Capacity (m³/h) | Head (m) | Speed (r/min) | MAX. Eff% | NPSH (m) | Max Size Passage (mm) |
|---|---|---|---|---|---|---|---|
| ZG-6×4D | 60 | 36-250 | 3.5-51 | 600-1400 | 50 | 3.5 | 82 |
| ZG-8×6E | 120 | 180-540 | 10-48 | 800-1400 | 50 | 4.5 | 127 |
| ZG-10×8F | 260 | 180-820 | 13-50 | 500-1000 | 65 | 7.5 | 178 |
| ZG-10×8S | 560 | 180-820 | 13-50 | 500-1000 | 65 | 7.5 | 178 |
| ZG-12×10G | 600 | 360-1200 | 11-58 | 400-850 | 70 | 4.5 | 220 |
| ZG-14×12G | 600 | 500-3000 | 6-66 | 300-700 | 68 | 4.5 | 241 |
| ZGH-10×8S | 560 | 750-1300 | 18-80 | 500-950 | 68 | 7.5 | 180 |
| ZGH-12×10G | 600 | 1400-2700 | 28-78 | 350-700 | 72 | 8 | 210 |
| ZG-16/14G | 600 | 720-3600 | 18-45 | 300-500 | 70 | 3-9 | 230 |
| ZGH-16×14TU | 1200 | 700-3400 | 20-72 | 300-500 | 72 | 3-6 | 230 |
| ZG-18×16TU | 1200 | 700-4320 | 12-48 | 250-500 | 72 | 3-6 | 254 |
Applications
ZG(H) Series pumps are suitable for delivering slurries across multiple industries including mining, explosive-sludge in metal melting, dredging operations, and river course maintenance.
Sand and gravel operations
Hydraulic mining
Slag granulation
Tunneling projects
River and pond dredging
Heavy refuse removal
Large particle applications
Low NPSHA applications
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Hebei Zidong Pump Industry Co., Ltd.
Location
NO 2, Fangwen Road, Yuhua District, Shijiazhuang City, Hebei Province, China.
Contact Person
Linda Yang