GM-250
Large-Scale Gold Recovery

The GM-250 is our largest model and our flagship plant. Designed for mining operations requiring maximum throughput and those wanting unmatched recovery, efficiency, and ease of operation. No other machine will process at the same capacity while catching as much gold in all fraction sizes, while remaining so easy to process clean ups that it can be done with nothing but a gold pan. It comes on highway legal tridem axles, and includes a 3-phase 60/50hz, 230/460v 60kw John Deere diesel generator. This machine can be set up and running in a full day.
Specifications
Processing Capacity Up to 250 cubic yards per hour
Power Requirements Diesel Generator
Motors SEW electric Euroodrive motors
Feed Hopper 10.5' x 16' with high impact urethane wear liners
Dimensions 53' x 10' x 12'6"
Weight 56,000 lbs
Water Requirements Approximately 1400 GPM, requires 6 inch water pump
Key Features
- Comes on its own trailer for easy transport
- Vibrating grizzly washes and discards all 4" to 36" rock
- 40" wide tailing's conveyor
- High impact urethane wear liners in all high wear areas
- Complete with tail and main sluices with Hungarian, hydraulic and expanded metal riffles
- Rapid setup - operational in one day
- Advanced recovery optimization
- Industry-leading efficiency
- Comprehensive safety systems
- 24/7 operational capability
- Included spare parts package with bearings, wheels, and other essential components for the 1st year of operation
Product Comparison
See how this model compares to our other products
| Specifications | GM-10 | GM-50 | GM-100 | GM-250 |
|---|---|---|---|---|
| Yardage Processed | 10 Cubic Yards Per Hour | 50 Cubic Yards Per Hour | 100 Cubic Yards Per Hour | 250 Cubic Yards Per Hour |
| Material Size Processed | < 8" | < 24" | < 30" | < 36" |
| Water Consumption | Approximately 40 GPM | Approximately 400 GPM | Approximately 600 GPM | Approximately 1600 GPM |
| Feed Methods | Mini- Excavator or Bob Cat (can be hand-fed for sample processing) | 200 Series excavator or 2 to 3 cu. yard Wheel Loader | 200-300 Series excavator or 3 to 4 cu. yard Wheel Loader | 400-600 Series excavator or 5 to 7 cu. yard Wheel loader |
| Feed Hopper | 4' x 8' with vibrating grizzly | 7.5' x 8' with vibrating grizzly | 7.5' x 12' with heavy-duty vibrating grizzly | 10.5' x 16' with heavy-duty vibrating grizzly |
| Trailer System | Included with 2" tow hitch | Tridem axle with fifth wheel hitch system | Integrated tandem dual axle semi trailer system | Integrated tridem axle semi trailer system |
| Spare Parts | Spare parts package included (bearings, wheels, etc.) | Spare parts package included (bearings, wheels, etc.) | Spare parts package included (bearings, wheels, etc.) | Spare parts package included (bearings, wheels, etc.) |
| Recovery Efficiency | 95%+ down to 300 mesh fines | 95%+ down to 300 mesh fines | 95%+ down to 300 mesh fines | 95%+ down to 300 mesh fines |
| Portability | Compact and lightweight for easy transport | 1-Ton Towable with Fifth Wheel Receiver | Road legal for highway transport, fits in high cube container for international shipping | Fully road legal and reinforced bull bar for towing with heavy equipment |
| Dimensions | 13'6" × 6' × 6'6" 2,965lbs | 30' × 7'6" × 9'6" 12,000lbs | 39'10" × 7'6" × 9'6" 28,000lbs | 53' × 10'6" × 12'6" 53,000lbs |
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