Description
The Scalper 77C is a heavy-duty, double-deck portable screening plant crafted by Screen Machine Industries. Designed for aggregate, soil, and rock screenings, it provides efficient separation with its 7′-by-7′ two-tier screen and a 9′-9″ wide feed opening for high throughput.
Built with Grade 80 steel, this unit prioritizes durability in rigorous environments. Its folding hydraulics allow for easier transport, making it a preferred choice for operators who need frequent relocation. With moderate transport dimensions (around 8.6m long, 2.34m wide, 3.3m tall) and weight (≈ 8.8 t), the 77C balances mobility with performance.
🏗️ Scalper 77C — Full Specs
| Spec | Value |
|---|---|
| Screen Type | Double-deck, two-bearing shaker screen |
| Screen Panel Size | 7′-0″ × 7′-0″ (≈ 2.13 m × 2.13 m) |
| Feed Opening | Wide feed opening with low feed height; 9′-9″ (≈ 2.97 m) feed screen opening |
| Engine | 48 HP Yanmar diesel engine, Tier IV emissions (≈ 35.7 kW) |
| Main Discharge Conveyor | 36″ (≈ 0.9 m) wide belt |
| Fines Discharge Conveyor Height / Stockpile Height | ~11′-5″ (≈ 3.5 m) stockpile height from main discharge belt |
| Structure / Frame | Grade 80 steel plate construction; USA-made structure |
| Patented Feature | Smooth Start® technology (U.S. patent #6,669,026) to reduce stress at start/stop cycles |
| Transport / Foldability | Hydraulically folds for easier transport; main discharge folds |
| Weight | ≈ 8,845 kg (≈ 8.845 t) |
| Transport Dimensions | Length: ~8.6 m; Width: ~2.34 m; Height: ~3.3 m |












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